Dahanu (Pronunciation: [ɖəɦaːɳuː]) is a coastal town and a municipal council in Palghar district of Maharashtra state in Konkan division. It is located 110 km from Mumbai city and hosts Adani Power’s thermal power station. It is the site of the approved Vadhawan Deep Water Port.

Dahanu Thermal Power Station (DTPS) is a 500 MW (2 X 250 MW) coal-based thermal power station.

The power plant was commissioned in 1995. DTPS is the first power utility to get both ISO 9000 and ISO 14001 certificates in India.

Electrostatic precipitators (ESP) are installed to collect fly ash and minimize emissions to the atmosphere.

DTPS has installed a 275.34 m stack to ensure better dispersion of particulate matter. The stack has a diameter of 31.5 m at the bottom and a diameter of 16 m at the top, with two separate flues of 5.25 m diameter at the bottom and 4.75 m diameter at the top for each unit. This is the highest stack in Asia

Dahanu is located at 19°58′N 72°44′E / 19.97°N 72.73°E / 19.97; 72.73. It has an average elevation of 9.89 metres.^{[citation needed]}

As of 2011^[update] India census, Dahanu has a population of 50,287. Males constitute 52% of the population and females 48%. Dahanu has an average literacy rate of 71%: male literacy is 77% and, female literacy is 64%. In Dahanu, 13% of the population is under 6 years of age.

Among minority languages, Gujarati is spoken by 34.43% of the population and Hindi by 19.80%.