Sarkari Data
River

Ulhas River

उल्हास नदी

Short, high-discharge coastal river in the Konkan region of western Maharashtra. Originating in the Sahyadri mountains near Rajmachi, it flows north-west through Karjat, Kalyan, Ulhasnagar, and Dombivli before splitting into two branches draining into Vasai Creek and Thane Creek.

Total Length122 km
Drainage Basin4,637 sq km
Territorial Jurisdiction1 State / UTs

Physical & Hydrographic Profile

Geographic Origin / Source

Near Rajmachi Hills, Western Ghats, Raigad District, Maharashtra

Elevation: 600 meters above sea level

Origin State: Maharashtra (Raigad Dist)

Mouth & Drainage Outflow

Arabian Sea (via Vasai Creek and Thane Creek)

Outflow Location: Mumbai Metropolitan Region

Terminal State: Maharashtra

Major Tributary Networks

Left-Bank Tributaries
PejBarvi
Right-Bank Tributaries
WaldhuniKaluBhatsa

Riparian States, Districts & Connected Cities

States, revenue districts, and municipal cities traversed by or situated in the immediate watershed/basin of Ulhas River:

States & Union Territories (1)
Major Urban Hubs & Riparian Cities (6)
Karjatmaharashtra
Badlapurmaharashtra
Ulhasnagarmaharashtra
Kalyanmaharashtra
Dombivlimaharashtra
Thanemaharashtra

Ecological Status & National Significance

Strategic Importance

Primary freshwater source for the dense metropolitan industrial and municipal populations of Kalyan, Dombivli, Ulhasnagar, and Thane.