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Noida Metro
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Overview
OwnerNoida Metro Rail Corporation
Area servedNoida and Greater Noida
Transit typeRapid Transit
Number of lines1
Line numberAqua Line
Number of stations21
Daily ridership45,881 (2023)[1]
Chief executiveJaideep
(Chairman)
Ritu Maheshwari, IAS
(Managing Director)
HeadquartersBlock-III, Ganga Shopping Complex, Sector-29, Noida, Uttar Pradesh[2]
Websitewww.nmrcnoida.com Edit this at Wikidata
Operation
Began operation25 January 2019; 6 years ago (25 January 2019)
Operator(s)Noida Metro Rail Corporation[3]
CharacterElevated
Train length4 coaches
Headway10-15 minutes
Technical
System length29.7 km (18.5 mi)
Track gauge1,435 mm (4 ft 8+1⁄2 in) standard gauge
Electrification25 kV 50 Hz AC overhead catenary
Top speed80 km/h (50 mph)
Noida Metro Map

The Noida Metro is a rapid transit system serving the twin cities of Noida and Greater Noida in Uttar Pradesh, India. The metro network consists of one line (Aqua Line), with a total length of 29.7 kilometres (18.5 mi) serving 21 stations, all of them elevated. The system uses standard-gauge tracks.

The services are available from 6:00am to 10:00pm from Monday to Saturday. On Sundays, trains are available between 8:00am and 10:00pm. The trains make 163 trips a day on weekdays, using a fleet of 10 trains and the frequency is 10 minutes during peak hours (8:00am–11:00am and 5:00pm–8:00pm) and 15 minutes during off-peak hours. On Saturday and Sunday the frequency is 10 minutes.[4] Initially, the trains are composed of four cars to be extended up to six in the future.

Noida Metro is the 11th Metro system to be built in India and 2nd in Uttar Pradesh after Lucknow Metro. It is the ninth longest operational metro network in India after the Delhi Metro, Hyderabad Metro, Chennai Metro, Namma Metro and Kolkata Metro.

Noida Metro Rail Corporation (NMRC), a state-owned corporation, is building and owns the system. However, the operations and maintenance of Noida Metro lies with Delhi Metro Rail Corporation.[5] The line is connected to Delhi Metro at Noida Sector 51 station by a footbridge. Foundation for the NMRC project was laid down in October 2014, with the construction being commenced by the end of December 2014 by then Chief Minister of Uttar Pradesh Akhilesh Yadav. Trial runs started in August 2018, and the metro was inaugurated on 25 January 2019 by Chief Minister of Uttar Pradesh, Yogi Adityanath.[6] It is planned to be connected with the proposed Jewar Airport through an extension of the Aqua Line.[7]

History

[edit]

The Uttar Pradesh government approved the construction of a 29.7 km (18.5 mi) metro line, linking Noida with Greater Noida in October 2014. The government also appointed the Delhi Metro Rail Corporation (DMRC) as the turnkey consultant for the project.

The detailed project report (DPR) was prepared by the DMRC. A Special Purpose Vehicle (SPV) called the Noida Metro Rail Corporation (NMRC) was formed to implement the project.[8] The Uttar Pradesh Cabinet approved the project and forwarded the DPR to Government of India in October 2013. The Government of India and UP will each bear 20% of the costs and loans from external agencies would be taken to fund the rest 60% of the project. Twenty percent funding from UP will be shared by Noida and Greater Noida Authorities, based on the length of track that passes through the two areas.[8]

The NMRC announced on 30 November 2016 that the first line of the metro would be called the Aqua Line. Explaining the choice, NMRC managing director Santosh Yadav stated, "Aqua signifies an eco-friendly colour, which is what we want to portray."[9] The project received safety clearance from the commissioner of metro rail safety on 21 December 2018.[10]

The Greater Noida Industrial Development Authority (GNIDA) approved an extension of the Aqua Line as part of Phase 2 of the metro project on 4 December 2018. The 15 km extension will link Noida Sector 71 to Knowledge Park 5 in Greater Noida. The extension will consist of nine stations and is expected to cost ₹2,602 crore (US$310 million).[11][12] The new stations are Sector 122 and Sector 123 in Noida and Sector 4, Ecotech 12, Sectors 2, Sector 3, Sector 10, Sector 12 and Knowledge Park V in Greater Noida.[13]

Timeline

[edit]

Phase 1

[edit]

Noida Sector 51 to Depot

  • Oct 2014: UP Government approves the metro project.[14]
  • Sep 2015: Work progress in around Sec-71, Noida.[15][16]
  • Nov 2015: 700 piles (pillar foundation) out of total 5000 have been made.[17]
  • Feb 2016: NMRC completes first phase of construction in eight months. At this rate, the corridor is expected to be operational publicly by May 2017.
  • Feb 2017: 70% work completed.[18]
  • Mar 2017: Train trials to start by December 2017 and commercial operations by April 2018.[19]
  • June 2017: Commercial operations to start by April 2018.[20]
  • July 2017: 95% civil work of track and metro station completed, trial to start by year end.[21]
  • Aug 2017: Metro train trial to start by year end on 6-km track from Depot station to Knowledge Park station.[22]
  • Sep 2017: Commercial operations to start by April 2018.[23]
  • Oct 2017: 97% civil work done. All stations to be ready by October end.[24]
  • Nov 2017: The last girder was placed thus completing viaduct work for whole metro line.[25]
  • Dec 2017: Four Aqua Line coaches arrive from China, each costing INR 11 crores. Trial run to begin soon.[26][27]
  • Jan 2018: Limited trial run started on 1 km (0.62 mi) stretch.[28]
  • Mar 2018: Full-fledged trial run to start in April.[29]
  • Jun 2018: Trial runs going on from Gr Noida Depot to Noida Sector-148 slowly it will be extended to terminating station in Noida Sector-71. The line will become fully operational by Dec 2018.[30]
  • Sep 2018: Trials continued for extended month till November 2018.
  • Nov 2018: Currently, the corridor is undergoing extensive trials prior to final inspection by the commissioner of metro rail safety.[31]
  • Dec 2018: Safety trial successfully conducted and fares decided.[32]
  • Jan 2019: On 25 January, Aqua line was inaugurated by Uttar Pradesh Chief Minister Yogi Adityanath & cabinet minister for Housing and Urban Affairs Hardeep Singh Puri.

Phase 2

[edit]
  • Dec 2018: Uttar Pradesh government approved the project on 04-Dec-2018.
  • Aug 2019: Project to get delayed due to financial viability. PPP mode to be explored.[33]
  • Dec 2019: Project approved in Uttar Pradesh cabinet meeting, project deadline set to 2022
  • Jun 2020: Tenders invited and to be submitted by end of June-2020.[34]
  • July 2020: Tender for construction to be awarded by September.[35]
  • Feb 2021: The tender and bidding process for Noida Aqua-Line Extension Project was conducted thrice between June 2020 and February 2021 but all three times they were cancelled due to relatively low response from the construction companies.
  • June 2021: Tender for the Noida Metro Aqua Line Extension has been floated for the fourth time
  • July 2021: This time NMRC has received 3 bids from Sam India Builtwell, GR Infra Projects, and Ashoka Buildcon. After the technical evaluation of bids NMRC has final candidates.

Network

[edit]
Noida Metro's Aqua Line as part of the Delhi rail network

Phase-1 Existing

[edit]
Main articles: Aqua Line (Noida Metro) and List of Noida Metro stations

The operated 29.7-kilometre (18.5 mi) Aqua Line has 21 stations.[36][37] The line starts from Noida Sector 51 metro station and will run through sectors 50, 76, 101, 81, NSEZ, 83, 137, 142, 143, 144, 145, 146, 147 and 148; after this it will enter Greater Noida and will go through Knowledge Park-II, Pari Chowk, Alpha-1, Delta-1 and GNIDA Office before terminating in Depot Station.

The entire route is on elevated track.[38] All stations are equipped with platform screen doors. The corridor was completed at a cost of ₹5,503 crore, according to the NMRC. This line has an interchange station with the Delhi Metro at Noida Sector 52 metro station.[39]

Legend
 Noida Sector 51
Blue Line
 Rainbow
Noida Sector 76
Noida Sector 101
Noida Sector 81
NSEZ
Noida Sector 83
Noida Sector 137
Noida Sector 142
Noida Sector 143
Noida Sector 144
Noida Sector 145
Noida Sector 146
Noida Sector 147
Noida Sector 148
Knowledge Park II
Pari Chowk
ALPHA 1
DELTA 1
GNIDA Office
Depot Station
Aqua Line
# Station Name Total length in metres Interstation distance in metres Opening Connections Layout
English Hindi
1 Noida Sector 51 नोएडा सेक्टर ५१ 0.000 0.000 25 January 2019  Blue Line  Elevated
2 Rainbow नोएडा सेक्टर ५० 1041.5 1041.5 None Elevated
3 Noida Sector 76 नोएडा सेक्टर ७६ 2095.0 1053.5 None Elevated
4 Noida Sector 101 नोएडा सेक्टर १०१ 3105.2 1010.2 None Elevated
5 Noida Sector 81 नोएडा सेक्टर ८१ 4228.9 1123.7 None Elevated
6 NSEZ एन॰एस॰ई॰ज़ेड॰ 5153.3 924.4 None Elevated
7 Noida Sector 83 नोएडा सेक्टर ८३ 7130 1976.7 None Elevated
8 Noida Sector 137 नोएडा सेक्टर १३७ 8279.4 1149.4 None Elevated
9 Noida Sector 142 नोएडा सेक्टर १४२ 9631.1 1351.7 None Elevated
10 Noida Sector 143 नोएडा सेक्टर 1४३ 11279.1 1648.0 None Elevated
11 Noida Sector 144 नोएडा सेक्टर १४४ 12500.6 1221.5 None Elevated
12 Noida Sector 145 नोएडा सेक्टर १४५ 13852.8 1352.2 None Elevated
13 Noida Sector 146 नोएडा सेक्टर १५३ 15084.1 1231.3 None Elevated
14 Noida Sector 147 नोएडा सेक्टर १४७ 16617.1 1533.0 None Elevated
15 Noida Sector 148 नोएडा सेक्टर १४८ None Elevated
16 Knowledge Park II नॉलेज पार्क २ 19910.6 3293.5 None Elevated
17 Pari Chowk परी चौक 22239 2328.4 None Elevated
18 Alpha 1 एल्फा १ 24010.8 921.8 None Elevated
19 Delta 1 डेल्टा १ 25096.7 1085.9 None Elevated
20 GNIDA Office जी एन आई डी ए ऑफिस 26182.6 1855.8 None Elevated
21 Depot डिपो 27881.4 1699.0 None Elevated

Phase-2 Planned

[edit]

Proposed metro routes are the following -

Aqua Line extension from Noida Sector 51 to Knowledge Park V

[edit]

Noida Aqua Metro Line: Sector 51 to Knowledge Park V extension: The Greater Noida Industrial Development Authority (GNIDA) on 4 December 2018, approved the Noida Metro Phase 2 from Noida Sector 51 to Knowledge Park V in Greater Noida. The extension will cover up to 15 km and comprise 9 stations and cost Rs 2602 crore.[40] According to the detailed project report (DPR), the new track would be completed in two phases and the entire project would connect Sector 51 in Noida and Knowledge Park V in Greater Noida. The first phase would be between Sector 51 and Greater Noida Sector 2, while the second phase would be between Greater Noida Sector 2 and Knowledge Park V stations, the DPR stated. There will be five stations in the first phase—Noida Sector 122, Sector 123, Greater Noida Sector 4, Eco Tech, and Greater Noida 2, while four stations in second phase—Greater Noida Sector 3, Sector 10, Sector 12 and Knowledge Park V.[41][42]

Botanical Garden to Noida Sector 142 PRT

[edit]

"Noida Film City-Noida Sector 142 PRT": It is a Personal rapid transit (PRT) from the existing Botanical Garden metro station (Noida Film City and Amusement Park in Noida Sector 16-18) to the existing Noida Sec 142 along the Noida–Greater Noida Expressway.[43] In 2023, the completed DPR has been sent for approval for 11.56 km line with the following 8 stations, are Botanical Garden, Noida Sector 44, Noida Office, Noida Sector 97, Noida Sector 105, Noida Sector 108, Noida Sector 93 and Panchsheel Balak Inter College.[44][45]

Greater Noida - Noida Airport Metro

[edit]

"Greater Noida-Noida Airport Metro": from the existing Noida Sector 148 metro station on Noida Aqua Line to Noida International Airport is also proposed; and the Delhi Metro via the Faridabad–Ballabhgarh–Palwal–Jewar route.[46][47]

Ballabhgarh - Noida Airport Metro

[edit]

"Ballabhgarh-Noida Airport Metro": From Ballabhgarh metro station on Delhi Metro Violet Line to Palwal and Jewar Airport.[46][47]

Infrastructure

[edit]

Rolling stock

[edit]

The metro uses lightweight rakes made of stainless steel and aluminum, manufactured by China's CRRC Corporation. Each train has a seating capacity of 186 and a standing capacity of 848, with total capacity of 1,034 passengers. Nineteen rakes with four coaches each, a total of 76 coaches, will operate of the Aqua Line. The cost of each coach is ₹4 crore (US$470,000). Trains are equipped with a passenger information system, a public address system and an emergency announcement system from the operation control centre.[48]

Power

[edit]

All 21 stations, the train depot, and the NMRC offices will be powered by solar energy. The NMRC will install solar panels on the rooftops of all stations, footbridges, its main office building, the depot and parking lot boundary walls to generate an estimated 12 MW of solar power daily. The metro system will also be supplemented with conventional electricity, which will also be used as a backup. Trains will not be powered by solar power, and will instead use conventional power supply.[49]

Signaling

[edit]

The metro is operated under CBTC control, supplied by Ansaldo STS.

City bus & Feeder bus

[edit]

In the first phase, 50 AC CNG buses low floor buses are being operated on 6 routes. Noida and Greater Noida authorities were given the responsibility of running the City Bus Service in the ratio of 70:30 to the Noida Metro Rail Corporation. Urban Mass Transit Company (UMTC) presented the assessment of requirement of buses on 27 routes by conducting a survey for the city bus service and monitoring will be done by Uttar Pradesh State Road Transport Corporation. While one route will provide service as Metro feeder buses, two routes will cover intra city service, while one route will be for intra connectivity in Greater Noida city. Two routes have also been dedicated for connectivity between the cities of Noida and Greater Noida. The salient features of buses operated are:

1. All buses are air conditioned buses propelled with BS-IV CNG fuel

2. Technical specification of buses compatible with Urban Bus Specification –II as published by MOUD Govt. of India

3. The entry floor height of the bus is 340 mm, the first of its kind in India

4. The bus has provision of a kneeling mechanism with manual ramp for disabled persons

5. The bus is completely ITS equipped with PIS Boards and LED boards

6. CCTV have been fitted inside the bus for safety of passengers

Operations

[edit]

Trains operate at an average speed of 35 km/h (22 mph) with a headway of ten minutes during non-peak hours and 7.30 minutes during peak hours from Monday to Friday, 15 minutes headway for Saturday and Sunday.[48]

Network Map

[edit]

Map

See also

[edit]

References

[edit]
[edit]
Revisions and contributorsEdit on WikipediaRead on Wikipedia

Noida Metro

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The Noida Metro is an elevated rapid transit system operated by the Noida Metro Rail Corporation (NMRC), a joint venture between the Government of India and the Government of Uttar Pradesh, serving the Noida and Greater Noida regions in the National Capital Region of India.[1] Known as the Aqua Line, it comprises a single 29.7-kilometer route with 21 stations extending from Noida Sector 51 to the Depot Station in Greater Noida.[1] Inaugurated on 25 January 2019, the Aqua Line was constructed at a cost of approximately ₹5,503 crore and achieved commercial operations in record time, facilitating efficient mass transit for commuters in densely populated urban areas.[2] It interchanges with the Delhi Metro's Blue Line at Sector 51 station, enhancing regional connectivity, and features modern amenities including air-conditioned trains and automated fare collection systems.[3] The system has spurred urban development along its corridor by alleviating road congestion and promoting sustainable transport, with ongoing expansions planned to add over 30 kilometers of new lines, including extensions to Knowledge Park V and Botanical Garden, to further integrate Noida with surrounding areas.[4] These developments underscore NMRC's role in addressing infrastructure demands driven by rapid population growth and economic activity in Uttar Pradesh's satellite cities.[1]

History

Conception and Early Planning

The Noida Metro project was conceived in the early 2010s to mitigate severe traffic congestion in Noida and Greater Noida, regions experiencing rapid urbanization, industrial growth, and population influx following their establishment as planned extensions of Delhi in the 1970s. By 2013, escalating vehicular dependency on limited road networks, including the Noida-Greater Noida Expressway, necessitated a mass rapid transit system, as highlighted by local authorities amid projections of sustained demographic expansion.[5] The Uttar Pradesh government identified a dedicated metro corridor as essential for economic connectivity, aiming to link residential, commercial, and industrial hubs while reducing reliance on the overburdened Delhi Metro branches.[6] In September 2013, the Uttar Pradesh Cabinet granted in-principle approval for forming the Noida Metro Rail Corporation (NMRC) as a special purpose vehicle (SPV) to independently manage planning, financing, and execution, distinct from the Delhi Metro Rail Corporation (DMRC).[6] This followed directives from the central government in December 2013 urging the state to expedite NMRC's incorporation and appoint leadership by early 2014, emphasizing self-reliance in operations post-construction assistance from DMRC.[7] NMRC was officially incorporated on November 5, 2014, as a joint venture between the Noida Development Authority and Greater Noida Industrial Development Authority, with equity contributions to fund the initial 29.7 km elevated Aqua Line corridor spanning 21 stations from Noida Sector 51 to Greater Noida Depot. Early planning focused on detailed project reports (DPRs), route alignment prioritizing elevated viaducts for cost efficiency and minimal land acquisition, and integration with existing transport nodes like the Delhi Metro's Blue Line at Botanical Garden. In October 2014, an MoU was signed with DMRC for turnkey consultancy on design, construction, and signaling, while the Uttar Pradesh government formally approved the ₹5,503 crore project (including land costs) that month, enabling foundation laying and tender processes by December.[8] [9] These steps reflected a pragmatic approach to public-private partnerships, though initial funding relied heavily on state guarantees amid challenges in attracting private investment due to projected ridership uncertainties.[10]

Phase 1 Development and Launch

The Noida Metro Rail Corporation (NMRC), a joint venture between the Government of India and the Government of Uttar Pradesh, was established to oversee the planning, construction, and operation of the Noida Metro network. Phase 1, consisting of the elevated Aqua Line corridor, received approval from the Uttar Pradesh government in October 2014, with foundation work laid that month and initial construction activities commencing by late December 2014.[9][1] The project aimed to connect Noida Sector 51—serving as an interchange with the Delhi Metro's Blue Line—to the Greater Noida Depot Station, addressing rapid urbanization and traffic congestion in the region.[11] Construction progressed rapidly, with the 29.7 km corridor featuring 21 stations built at a total cost of ₹5,503 crore. Key milestones included the completion of initial viaduct and station works in record time by February 2016, though full system integration extended the timeline. The line was officially named the Aqua Line on 30 November 2016 by NMRC authorities. Safety certification from the Commission of Metro Rail Safety was granted on 21 December 2018, following trials that confirmed operational readiness despite earlier projections for a mid-2018 launch that were deferred due to integration challenges.[12][13][12] The corridor was inaugurated on 25 January 2019 by Uttar Pradesh Chief Minister Yogi Adityanath, who flagged off the first train from the Greater Noida Depot Station amid public fanfare. Commercial operations commenced immediately thereafter, marking the operational debut of an independent metro system for Noida and Greater Noida, separate from the Delhi Metro network. Initial ridership data reflected strong uptake, with the line providing driverless trains on standard gauge tracks equipped for automatic train control.[14][11][12]

Phase 2 Implementation and Initial Extensions

Phase 2 of the Noida Metro, approved by the Uttar Pradesh government on December 4, 2018, involves a approximately 15 km elevated extension featuring nine stations, with an estimated cost of Rs 2,602 crore. The corridor is designed to branch from the existing Aqua Line near Sector 51, serving underdeveloped areas including Noida Sectors 122 and 123 before connecting to Greater Noida stations such as Sector 4, Ecotech-12, and Sector 2, ultimately aiming toward Knowledge Park V. This development seeks to enhance connectivity to residential and industrial zones in western Greater Noida, but progress has been hampered by financial viability concerns flagged in August 2019 and subsequent revisions.[15][16] By December 2019, the state cabinet endorsed a two-phase rollout for a broader 17.4 km, 11-station extension variant, with Phase 1 covering 9.6 km from near Sector 51 to Greater Noida Sector 2 and Phase 2 adding 7.8 km to Knowledge Park V (Sector 5), at a projected Rs 2,992 crore. As of September 2025, the Noida Metro Rail Corporation (NMRC) reaffirmed these plans, but construction remains pending detailed approvals and design finalization, with tenders for civil maintenance indicating preparatory works but no viaduct or station groundwork reported. Delays stem from environmental clearances, alignment adjustments, and funding alignments, pushing timelines beyond initial post-2020 targets.[2][17][18] Initial extensions include a 2.6 km spur from the existing Depot station to the proposed Boraki multi-modal transport hub, granted central government approval on July 24, 2025, with an expected completion within three years to support integration with regional rail and bus networks. This segment represents the first tangible advancement in physical expansion, prioritizing logistics over passenger volume initially. Complementary infrastructure, such as the air-conditioned skywalk bridging Aqua Line Sector 51 and Delhi Metro Blue Line Sector 52, opened on October 2, 2025, reducing transfer times despite not extending the track itself.[19][20][21]

Post-2020 Expansions and Delays

Following the operationalization of the Noida Metro's Aqua Line in January 2019, the Noida Metro Rail Corporation (NMRC) advanced plans for Phase 2 extensions to enhance connectivity to Greater Noida and integrate with the Delhi Metro network. In December 2019, the Uttar Pradesh Cabinet approved a 29.7 km extension from Noida Sector 51 to Knowledge Park V, featuring 21 stations and divided into two phases: Phase 1 from Sector 51 to Greater Noida Sector 2 (11.4 km with 8 stations), and Phase 2 from Greater Noida Sector 2 to Knowledge Park V (5.8 km with 4 stations). This project aimed to serve high-density residential and industrial areas but faced implementation delays due to land acquisition challenges and funding constraints.[2][22] A parallel extension project from Sector 142 to Botanical Garden, covering 11.56 km with 8 elevated stations, was prioritized for interchange with Delhi Metro's Blue Line, improving regional linkages. Approved as part of broader infrastructure upgrades, construction preparations advanced slowly post-2020, with NMRC announcing in February 2025 that work would commence within months, though actual groundbreaking remained pending as of September 2025 amid coordination with the Delhi Metro Rail Corporation. Tenders for viaducts and stations in this corridor were issued, but progress was slowed by technical reviews and seamless connectivity requirements.[4][22][23] By September 2025, NMRC confirmed a refined 17.4 km extension of the Aqua Line from Sector 61 (interchange point) to Knowledge Park V, incorporating 11 new stations including Sector 62, Sector 65, Ecotech 12, and Greater Noida sectors 2, 4, and 5, to directly benefit Greater Noida West residents. This update followed multiple tender reissues, including a fourth flotation in June 2021 for initial segments, attributed to bidder responsiveness and financial viability assessments exacerbated by post-COVID ridership recovery. Phase 1 approval for the Sector 51 to Greater Noida Sector 2 segment was anticipated by late 2025, with full operationalization projected beyond 2027 pending central funding and public-private partnerships.[17][24][2]

Current Network

Aqua Line Operations

The Aqua Line, the operational backbone of the Noida Metro system managed by the Noida Metro Rail Corporation (NMRC), began passenger services on January 25, 2019, following inauguration by Uttar Pradesh Chief Minister Yogi Adityanath.[2] This fully elevated line extends 29.7 kilometers, connecting 21 stations from Noida Sector 51 in the west to Greater Noida Depot in the east, facilitating commuter access across Noida, Noida Extension, and Greater Noida regions.[25] [26] Trains operate daily from approximately 6:00 AM to 10:45 PM on weekdays and Saturdays, with Sunday services commencing at 8:00 AM and concluding at the same evening endpoint; exact first and last train departures vary slightly by station to account for end-to-end travel times of about 45 minutes.[27] [28] Peak-hour frequency stands at 5 to 10 minutes, reducing to 15 minutes or more during off-peak periods, enabling a designed daily capacity of 200,000 to 250,000 passengers supported by a fleet of air-conditioned trains.[25] [28] Early operations in 2019 featured 10-minute peak intervals, with subsequent adjustments to meet rising demand, including trials for denser scheduling.[29] Ridership has expanded significantly since launch, registering 155% growth over the first five years through 2024, driven by urban development and integration with local transport hubs, though actual volumes remain below full capacity amid regional traffic patterns and economic factors.[30] Fare structure ranges from ₹10 to ₹50 based on distance, with smart card incentives promoting regular usage.[3] Operational reliability benefits from automated signaling and maintenance protocols, minimizing disruptions, though the line's isolated network limits broader Delhi-NCR connectivity pending extensions.[26]

Station Details and Layout

The Aqua Line comprises 21 elevated stations over a 29.7 km route from Noida Sector 51 in the north to Depot in Greater Noida in the south.[2][31] All stations are constructed on viaducts, enabling the line to traverse urban and semi-urban areas with minimal land acquisition.[16] The standard station layout includes two parallel tracks with side platforms at the elevated level, connected to ground-level concourses via escalators, elevators, and staircases for passenger access and accessibility.[32] Noida Sector 51 serves as the northern terminal and primary interchange point with the Delhi Metro Blue Line, facilitating connectivity to central Delhi.[28] The Depot station at the southern end adjoins the maintenance facility in Greater Noida Sector 34, supporting operational efficiency through direct train stabling and servicing.[2] Intermediate stations, such as Pari Chowk and Knowledge Park II, feature typical configurations optimized for high passenger throughput, including paid areas with platform screen doors compatible with the driverless trains.[25]
Station NameLocationType
Noida Sector 51NoidaTerminal, Interchange
Noida Sector 50NoidaIntermediate
Noida Sector 76NoidaIntermediate
Noida Sector 101NoidaIntermediate
Noida Sector 81NoidaIntermediate
NSEZNoidaIntermediate
Noida Sector 83NoidaIntermediate
Noida Sector 137NoidaIntermediate
Noida Sector 142NoidaIntermediate
Noida Sector 148NoidaIntermediate
Knowledge Park IIGreater NoidaIntermediate
Pari ChowkGreater NoidaIntermediate
Alpha 1Greater NoidaIntermediate
Delta 1Greater NoidaIntermediate
GNIDA OfficeGreater NoidaIntermediate
DepotGreater NoidaTerminal
Note: The table lists representative stations; the full 21 include additional sectors like 143, 144, 146, and 147 in Noida for comprehensive coverage.[2]

Planned and Proposed Expansions

Approved Extensions

The Noida Metro Rail Corporation (NMRC) has secured approvals for several extensions to the Aqua Line, aimed at enhancing connectivity in Noida and Greater Noida regions. In July 2025, the central government approved a 2.6 km elevated extension from the existing Depot station to Boraki, incorporating two new stations at Junpat and Boraki, at an estimated cost of ₹416 crore.[20][33] This spur is projected for completion within three years and will facilitate integration with the upcoming Jewar Airport multi-modal hub, reducing travel times for commuters in eastern Greater Noida.[34][19] A major approved extension spans 17.435 km from the existing Sector 51 station to Knowledge Park V in Greater Noida, featuring 11 elevated stations: Sector 61 (interchange with Aqua Line), Sector 70, Sector 122, Sector 123, Greater Noida Sector 4, Ecotech-12, Greater Noida Sector 2, Greater Noida Sector 3, Kailashpur, Omega-1, and Knowledge Park V.[4][24][17] The Uttar Pradesh government cleared the detailed project report (DPR) in November 2024, with NMRC advancing tendering and planning thereafter.[35] This corridor, part of broader Phase 3 plans, targets improved access to educational and industrial hubs, with construction expected to commence post-central funding approvals.[36] In August 2025, the Public Investment Board (PIB) approved an extension of the Aqua Line towards Botanical Garden, following Uttar Pradesh Cabinet clearance in June 2024.[37] This alignment, potentially linking from Sector 142 or adjacent sectors to the Delhi Metro interchange at Botanical Garden, forms one of two prioritized corridors in NMRC's expansion framework, emphasizing elevated viaducts to connect peripheral Noida areas with central Delhi networks.[36] The project underscores efforts to alleviate road congestion on the Noida-Greater Noida Expressway while awaiting final cost and timeline finalization from central authorities.[38]

Under Consideration Projects

The Noida Metro Rail Corporation (NMRC) is evaluating an 11.5 km elevated extension of the Aqua Line from Botanical Garden to Sector 142, featuring eight stations to enhance connectivity between Noida, Greater Noida Expressway, and Delhi Metro's Magenta and Blue Lines.[39] The Detailed Project Report (DPR) for this corridor was submitted by the Delhi Metro Rail Corporation (DMRC) in December 2023, with final approval pending from state authorities as of August 2025; detailed design consultancy for viaducts, stations, and substations has been initiated to facilitate potential tendering upon clearance.[40] This alignment aims to serve commuters along the Noida-Greater Noida Expressway, reducing reliance on road transport, though cost estimates remain undisclosed pending approval.[4] DMRC is preparing a DPR for a proposed 35.64 km elevated metro corridor under NMRC's purview, incorporating both express and local services to address growing demand in underserved Noida sectors.[2] This project, distinct from approved extensions, targets integration with existing networks but lacks specified station details or routes in public disclosures as of September 2025, reflecting early-stage feasibility assessments focused on traffic patterns and ridership projections.[2] Feasibility studies for additional branches, such as a link from Sector 71 on the Aqua Line toward central Noida sectors including 63, 66, 67, 118, 119, 122, and 72, are under NMRC review to enable three-coach operations and decongest local roads.[41] These initiatives, proposed to connect with Delhi Metro via interchanges, remain in preliminary discussion stages without approved DPRs or timelines as of August 2025, prioritizing multimodal hubs over immediate construction.[42]

Infrastructure

Rolling Stock and Maintenance

The Noida Metro's rolling stock comprises 19 four-coach train sets, totaling 76 air-conditioned coaches manufactured by CRRC Nanjing Corporation Limited, a Chinese state-owned enterprise.[43][2][44] These driverless trains incorporate stainless steel car bodies, variable voltage variable frequency (VVVF) three-phase traction drives with regenerative braking capabilities, and are designed for automated operation under Communications-Based Train Control (CBTC) signaling.[45][46][47] The trains achieve a maximum speed of 80 km/h and an average operational speed of 35 km/h.[48][2] Maintenance activities for the rolling stock are centralized at the Greater Noida Depot in Sector 32, which functions as the primary stabling and servicing facility integrated with the Depot Station terminus.[49][50] The depot includes specialized workshops equipped with bogie turn tables for undercarriage servicing and heavy-duty racks for component storage and repairs.[51][52] The Noida Metro Rail Corporation (NMRC) procures services through tenders for comprehensive maintenance, including scheduled inspections, corrective repairs, cleaning of coaches, and housekeeping across the depot premises.[49][50] While NMRC owns the assets, day-to-day operations and upkeep align with standards managed in coordination with the Delhi Metro Rail Corporation, emphasizing reliability for the elevated Aqua Line network.[45]

Power, Signaling, and Safety Systems

The Noida Metro's traction power system employs a 25 kV, 50 Hz alternating current (AC) overhead catenary electrification, enabling efficient power delivery to driverless trains across its elevated viaducts. This configuration aligns with standards adopted in several Indian metro networks for high-speed operations up to 80 km/h, minimizing transmission losses compared to direct current alternatives. Auxiliary substations distribute 33 kV power for non-traction loads, including station lighting, ventilation, and escalators, with design parameters ensuring voltage stability under peak demand to prevent disruptions.[45][53] Signaling and train control rely on a Communications-Based Train Control (CBTC) system integrated with Automatic Train Control (ATC), supplied by Ansaldo STS, which supports Grade of Automation 4 (GoA4) for unattended train operations. The CBTC facilitates moving-block signaling, allowing headways as low as 90 seconds by continuously monitoring train positions via radio communication and trackside transponders, thereby enhancing capacity on the 29.7 km Aqua Line. Automatic Train Protection (ATP) enforces speed limits and prevents collisions, while Automatic Train Operation (ATO) manages acceleration, braking, and door operations; Automatic Train Supervision (ATS) oversees network-wide scheduling from the operations control center. This setup was commissioned on January 25, 2019, enabling the line's driverless service without reported major signaling failures attributable to system design.[54] Safety systems incorporate fire detection sensors, automatic alarms, and suppression mechanisms at stations and depots, complemented by emergency lighting and signage for rapid evacuation along viaducts and platforms. Platform screen doors at all Aqua Line stations isolate the track area, reducing risks of passenger falls and unauthorized access while maintaining energy efficiency in air-conditioned enclosures. The CBTC's fail-safe ATP layer provides redundant collision avoidance, with onboard and wayside diagnostics ensuring adherence to speed profiles; additional features include CCTV surveillance, passenger intercoms, and seismic-resistant viaduct designs rated for zone IV conditions. These elements have contributed to zero passenger fatalities from operational incidents since inauguration, though maintenance lapses in auxiliary fire systems at peripheral facilities have occasionally prompted regulatory audits.[21][55]

Station Design and Accessibility Features

The stations along the Noida Metro Aqua Line consist of 21 elevated structures, each featuring side platforms flanking the standard-gauge tracks, with concourses providing entry and exit points. Platform screen doors are installed at all stations to ensure passenger safety by isolating the platform from live tracks and regulating climate control within waiting areas.[16][56] Accessibility features are integrated into station designs to accommodate diverse users, including over 100 elevators and 81 escalators distributed across the network for vertical movement between street level, concourses, and platforms. Ramps with handrails and designated wheelchair-accessible spaces further enable mobility for persons with disabilities, aligning with standards for inclusive public transit.[16][56][57] Additional amenities include CCTV surveillance throughout stations for security and clear signage for navigation, though pedestrian access to some stations has been noted for challenges like uneven pathways in surrounding areas, as assessed in local accessibility studies.[28][58]

Operations and Performance

Daily Services and Scheduling

The Noida Metro Aqua Line provides regular services throughout the day, with operating hours from 6:00 AM to 10:45 PM on Mondays through Saturdays and from 8:00 AM to 10:45 PM on Sundays.[27][28] First trains depart from the terminal stations of Sector 51 (interchange with Delhi Metro) and Depot at 6:00 AM on weekdays and Saturdays, shifting to 8:00 AM on Sundays; subsequent departures from intermediate stations follow shortly thereafter based on the line's 29.7 km route and 21 stations. Last trains from these terminals run at 10:00 PM daily, enabling arrivals at intermediate points up to 10:45 PM to accommodate end-of-day travel.[27][3] Train frequency operates at intervals of approximately 7 minutes 30 seconds during weekday peak hours—typically 8:00 AM to 11:00 AM and 5:00 PM to 8:00 PM—to handle commuter demand, utilizing the fleet of 10 three-car trains for up to 163 daily trips. Off-peak intervals extend to about 10 minutes on weekdays, with weekend and Sunday services generally aligning with off-peak patterns unless adjusted for special events.[27][28][3] No standard holiday variations are specified beyond Sunday timings, though temporary increases have occurred for events like trade shows.[59]

Ridership Trends and Capacity Utilization

The Noida Metro, operating as the Aqua Line since its inauguration on January 25, 2019, initially recorded an average daily ridership of approximately 18,516 passengers in its first year.[60] By 2023, this figure had risen to an average of 47,427 passengers per day, reflecting a 155% growth over five years driven by urban expansion in Noida and Greater Noida, increased connectivity to employment hubs, and integration with the broader Delhi Metro network.[30] In 2024, average daily ridership further increased to 53,600 passengers through September, with monthly peaks influenced by seasonal factors such as festivals and examinations.[61] Ridership trends show consistent upward momentum, with official data from the Noida Metro Rail Corporation (NMRC) indicating an average of 64,068 daily passengers in September 2023 and escalation to 74,370 in September 2025, the highest monthly average recorded to date.[62] Single-day records underscore demand variability, including 88,646 passengers on a peak day in early 2023 during the Auto Expo event, surpassing prior highs like 56,168 on January 16, 2023.[63] Daily averages in 2024 ranged from 45,000 to 65,000, with surges tied to external events rather than uniform growth, suggesting reliance on transient demand spikes amid steady baseline increases from residential and commercial development.[64] Capacity utilization remains moderate relative to design specifications, as the line employs 19 four-coach trains, each with a total passenger capacity of 1,034 (186 seated and 848 standing). Peak-hour operations utilize approximately 52.63% of available fleet capacity, indicating underutilization during off-peak periods and potential for efficiency gains through demand management or extensions.[65] Overall, the system's load factors lag behind denser corridors in the Delhi Metro network, attributable to Noida's suburban character and incomplete integration with high-density origins, though ridership growth signals improving viability without widespread overcrowding reports.[66]

Fares, Ticketing, and Financial Sustainability

The Noida Metro operates a distance-based fare structure with slabs determined by the number of stations traveled, ranging from a minimum of ₹10 for up to 2 stations to a maximum of ₹50 for the full Aqua Line corridor from Sector 51 to Depot Station.[67] Fares apply uniformly across the 14.1 km network, with smart card users receiving a 10% discount on regular tickets, while QR code tickets purchased via mobile apps incur no additional surcharge.[68] Integrated ticketing with the Delhi Metro Rail Corporation (DMRC), effective September 2025, allows seamless fares for cross-network journeys, such as ₹43 from Noida City Centre to Rajiv Chowk following DMRC's August 2025 adjustment.[69] [70] Ticketing options include contactless smart cards reloadable at stations or via the NMRC mobile app, single-journey paper tokens issued at ticket counters, and digital QR code tickets purchasable through the NMRC app or DMRC's Sarathi app for integrated travel.[68] [71] The NMRC app supports single and return journey QR tickets, valid for 30 minutes from purchase, with interoperability enabling Delhi Metro QR codes for Noida segments and vice versa since September 2025.[72] Multi-modal smart cards are planned under the "One City One Ticket" initiative to encompass buses and future expansions, though full implementation remains pending.[68] Fare evasion is minimized through automated fare collection gates compatible with all media types. Financially, the Noida Metro Rail Corporation (NMRC) generates revenue primarily from passenger fares, non-fare sources like advertising and property development rights, and government grants, totaling ₹26.7 crore in FY2022 with daily averages rising to ₹13.47 lakh by late 2024 amid 155% ridership growth since 2019.[73] [30] However, operational losses persist due to high capital and maintenance costs exceeding fare revenues, with NMRC reporting a ₹385 crore deficit in recent years as part of Uttar Pradesh Metro's broader ₹1,700 crore annual shortfall.[74] Sustainability hinges on subsidies from the Governments of India and Uttar Pradesh, which fund deficits and debt servicing for the ₹5,500 crore project, as low subsidized fares prioritize accessibility over profitability, mirroring patterns in other Indian urban rail systems where operating ratios exceed 200% without non-operational income.[75] Ridership recovery to 47,427 daily passengers in FY2024 has improved metrics but insufficiently offsets fixed costs, necessitating ongoing viability gap funding.[75]

Integration with Broader Transport

Feeder Buses and Last-Mile Connectivity

The Noida Metro Rail Corporation (NMRC) introduced feeder bus services in March 2019 to enhance last-mile connectivity, deploying a fleet of 50 buses across 16 new routes in Noida and Greater Noida, including connections from Sharda University to Pari Chowk Metro station and Greater Noida's Metro Depot to Knowledge Park II.[76][77] These services aimed to bridge gaps between metro stations and residential or commercial areas within a 2-3 km radius, operating alongside the Aqua Line to reduce reliance on private vehicles.[77] However, NMRC terminated the feeder bus contracts in December 2020 after four years of operation, citing operational challenges and low ridership viability, as evidenced by the prior winding up of similar city bus services.[78][79] In July 2022, NMRC issued an Expression of Interest (EoI) to revive feeder bus operations in Noida and Greater Noida, targeting improved integration with Aqua Line stations, though no confirmed large-scale relaunch has materialized as of 2025.[80][81] Recent proposals for 500 electric buses in Noida include potential feeder roles to complement metro services, but historical precedents of short-lived initiatives raise questions about sustainability amid infrastructure hurdles.[82] Last-mile connectivity for Noida Metro passengers predominantly relies on unregulated or semi-formal modes such as e-rickshaws and auto-rickshaws, which ferry commuters from stations to nearby sectors but contribute to traffic congestion and haphazard parking, particularly around high-traffic corridors like DSC Road between Botanical Garden and Sector 18.[83] To mitigate these issues, Noida authorities designated 23 routes for e-rickshaws and autos in November 2024, focusing on decongesting metro station vicinities and streamlining access within 4 km radii.[84][85] Supplementary efforts include a October 2021 launch of 25 electric rickshaws dedicated to Noida Electronic City Metro station for targeted last-mile links, alongside informal cycle-sharing and taxi options that fill gaps left by absent dedicated bus feeders.[86] These modes, while providing affordable access, highlight persistent challenges in formal integration, as e-rickshaws often prioritize short-haul efficiency over broader network coordination.[87]

Interchanges and Regional Links

The Noida Metro's Aqua Line connects to the Delhi Metro system at Sector 51 station via an air-conditioned skywalk linking it to the adjacent Sector 52 station on the Blue Line, facilitating pedestrian transfers over approximately 300 meters without direct platform interchange.[21] This infrastructure, operational as of September 2025, addresses previous inconveniences from weather exposure and distance, serving as the primary gateway for Noida commuters accessing central Delhi routes.[88] Planned expansions include an 11-station extension of the Aqua Line from Sector 61 to Knowledge Park V in Greater Noida West, designating Sector 61 as a future interchange hub with the Delhi Metro's Blue Line for improved integration.[4][24] Additionally, a proposed 11.56 km corridor from Sector 142 to Botanical Garden will enable direct links to Delhi Metro's Yellow, Blue, and Magenta Lines at Botanical Garden, a multimodal hub, enhancing regional access from Noida and Greater Noida to east Delhi and beyond.[89][36] Regionally, the Noida Metro integrates with broader NCR transport via extensions toward Greater Noida and alignments with the Ghaziabad-Jewar Regional Rapid Transit System (RRTS), which will traverse Noida en route to Noida International Airport, providing semi-high-speed rail options with 12 stations planned.[90] A separate 5 km spur from Sector 51 to Knowledge Park-5 aims to bolster connectivity within Greater Noida West, while overall network growth supports airport access and expressway feeders, though full implementation depends on funding approvals as of early 2025.[22][91]

Economic and Social Impacts

Achieved Benefits and Connectivity Gains

The Noida Metro Aqua Line has delivered measurable reductions in intra-regional travel times since its operational optimizations, including the introduction of fast train services on February 8, 2021, which shortened the end-to-end journey from Sector 51 to Greater Noida Depot by 9 minutes on Saturdays and Sundays, bringing peak efficiency to around 40 minutes.[92] Further timetable adjustments and speed enhancements to an average of 39 km/h for normal services have sustained these gains, with overall corridor times dropping from 45-46 minutes to 36-43 minutes depending on service type, directly benefiting commuters by minimizing delays inherent in road-based alternatives amid Noida's growing traffic density.[93][94] Integration with the Delhi Metro at Sector 51 station has established critical connectivity gains, enabling seamless transfers to the Blue Line for access to Delhi's commercial districts and reducing modal shifts for Noida residents commuting to the national capital.[95] The activation of a dedicated air-conditioned L-shaped skywalk on October 2, 2025, has amplified this by providing elevated, weather-protected pedestrian links between the Aqua and Blue Lines, cutting transfer times and physical effort for thousands of daily NCR travelers while boosting overall network fluidity.[96][21] These enhancements have yielded economic benefits through elevated property appreciation along the corridor, with sectors in Greater Noida experiencing 15-25% value increases attributable to proximity to stations and resultant accessibility to jobs and services in Noida and Delhi.[97] Such gains reflect causal links between reliable transit infrastructure and localized development, as improved mobility lowers barriers to labor markets and incentivizes commercial investments, though sustained ridership growth remains essential to fully realize projected fuel savings and congestion relief.[98]

Criticisms of Efficiency and Cost-Effectiveness

The Noida Metro, operated by the Noida Metro Rail Corporation (NMRC), has drawn criticism for its limited cost recovery despite substantial capital investments, with the Noida-Greater Noida extension constructed at an average of ₹143 crore per kilometer, a figure that, while below some national averages, contributes to broader financial strains typical of Indian metro systems.[99] Analysts have likened the expansion of such projects to the power sector's history of fiscal distress, arguing that high upfront costs and ongoing operational deficits necessitate repeated government bailouts, undermining long-term viability without diversified revenue streams.[100] NMRC's efforts to enhance non-fare revenues, such as through property development and advertising, underscore persistent shortfalls in fare-box recovery, as directed by management in 2024 to bolster financial sustainability.[101] Operational efficiency has been hampered by underutilized capacity relative to infrastructure scale, with average daily ridership reaching 47,427 passengers in the 2023-24 fiscal year—a 27% increase from prior levels but still indicative of suboptimal load factors on a 29.7 km corridor designed for higher volumes amid Noida's growing population. Critics highlight systemic issues in Indian metros, including Noida, where projected ridership often falls short due to inaccuracies in detailed project reports, leading to inefficient resource allocation and empty trains during off-peak hours.[102] Last-mile connectivity gaps exacerbate this, as inadequate feeder services and app-based ride refusals during peak times deter potential users, reducing overall system throughput and amplifying per-passenger operational costs.[103] Maintenance and integration challenges further erode efficiency, with reports noting difficulties in sustaining seamless operations across extensions, compounded by alignment adjustments for interchanges that delay full utilization.[104] While advanced signaling systems aim to support higher frequencies, actual performance lags behind potential, as evidenced by the need for staffing reinforcements to maintain morale and service reliability amid expansion pressures.[105] These factors collectively question the cost-effectiveness of prioritizing elevated metro infrastructure over more flexible, lower-cost alternatives like bus rapid transit in low-density corridors.[106]

Controversies and Challenges

Project Delays and Cost Overruns

The Noida Metro's Aqua Line Phase 1, spanning 29.7 km from Noida Sector 18 to Greater Noida, commenced construction in May 2015 but achieved full operational status only on January 25, 2019, reflecting a timeline extension of roughly two years beyond initial projections tied to the project's 2012 conceptualization and funding approvals.[28] Delays stemmed primarily from financial viability assessments and procurement hurdles, including multiple tender cancellations for extensions, which NMRC attributed to administrative reasons without detailing internal mismanagement or bidding irregularities.[107] Subsequent phases and extensions, such as the proposed 17.43 km corridor to Noida Extension (Ecotech XII) approved in February 2024 at an estimated Rs 2,991.60 crore, have encountered protracted delays due to funding shortfalls and repeated detailed project report (DPR) revisions; for instance, the Noida Electronic City to Sahibabad link, conceptualized in 2018, remains stalled as of 2025 owing to state-level funding constraints and the need for central assistance.[108][109] Similarly, the Greater Noida-New Delhi connectivity DPR was deferred by two months in 2023 for additional surveys on station alignments, exacerbating timelines amid rising land acquisition disputes.[110] Cost overruns have compounded these delays, with revised DPRs for corridors like Noida Sector 62 to Sahibabad incorporating escalations from original 2020 estimates of Rs 3,325.22 crore, driven by inflation in construction materials, labor, and statutory clearances; NMRC's 2023-2024 annual report acknowledges ongoing impacts from such escalations on project viability.[111][112] Analyses of broader Indian metro projects, applicable to Noida given shared governance structures, identify land acquisition bottlenecks, policy shifts post-elections, and unforeseen events like environmental restrictions as primary drivers, often inflating costs by 15-20% through prolonged idle periods and renegotiated contracts.[113][114] These factors highlight systemic inefficiencies in public-private coordination, where bureaucratic approvals and fiscal dependencies override initial budgeting, though NMRC has mitigated some escalations via value engineering in the core Aqua Line.[115]

Operational and Safety Issues

The Noida Metro's Aqua Line has faced recurrent operational disruptions from technical faults, including signal system failures and power supply interruptions, leading to service halts and commuter delays. On October 11, 2025, train operations across key sections such as Sector 51, Sector 81, and Sector 142 were suspended for approximately one hour starting around 11:00 a.m. due to a signal snag, with services restored after troubleshooting.[116] Similar signal failures have occurred periodically, as evidenced by an Automatic Train Supervision (ATS) malfunction on November 20, 2019, which delayed movements and resulted in the cancellation of five trains in both directions.[117] Power-related breakdowns have also impacted reliability, notably on February 26, 2019, when an overhead transformer burst near Sector 145 station caused a widespread electricity failure between Sector 144 and Pari Chowk, halting services for several hours.[118][119] These incidents highlight vulnerabilities in the driverless system's infrastructure, operated by the Noida Metro Rail Corporation (NMRC), which relies on automated controls prone to single-point failures without manual overrides in some segments. NMRC attributes such issues to external factors like equipment wear or environmental conditions, but critics note inadequate redundancy measures compared to integrated Delhi Metro lines.[120] Safety records show no major reportable accidents involving fatalities or serious injuries since operations began in 2019, with NMRC maintaining a safety-conscious protocol that mandates incident investigations and cooperation from contractors.[120] However, operational glitches have indirectly raised safety concerns, as stranded passengers during snags risk overcrowding on platforms or evacuation challenges in high-density areas. A non-operational incident on June 18, 2021, involved a fire at NMRC's office due to an electrical short circuit, though no injuries or document losses occurred, prompting an official probe into electrical safety.[121] Overall, while the system adheres to basic safety standards, persistent technical unreliability underscores the need for enhanced maintenance and fault-tolerant designs to mitigate risks from cascading failures.

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