Hydrography
The Yamuna, tributary of Ganges, flows along the state's eastern boundary.
Northern Haryana has several north-east to west flowing rivers originating from the Sivalik Hills of Himalayas, such as Ghaggar-Hakra (palaeochannel of vedic Sarasvati river), Chautang (paleochannel of vedic Drishadvati river, tributary of Ghagghar), Tangri river (tributary of Ghagghar), Kaushalya river (tributary of Ghagghar), Markanda River (tributary of Ghagghar), Sarsuti, Dangri, Somb river.Haryana's main seasonal river, the Ghaggar-Hakra, known as Ghaggar before the Ottu barrage and as the Hakra downstream of the barrage, rises in the outer Himalayas, between the Yamuna and the Satluj and enters the state near Pinjore in the Panchkula district, passes through Ambala and Sirsa, it reaches Bikaner in Rajasthan and runs for 460 km (290 mi) before disappearing into the deserts of Rajasthan. The seasonal Markanda River, known as the Aruna in ancient times, originates from the lower Shivalik Hills and enters Haryana west of Ambala, and swells into a raging torrent during monsoon is notorious for its devastating power, carries its surplus water on to the Sanisa Lake where the Markanda joins the Sarasuti and later the Ghaggar.
Southern Haryana has several south-west to east flowing seasonal rivulets originating from the Aravalli Range in and around the hills in Mewat region, including Sahibi River (called Najafgarh drain in Delhi), Dohan river (tributary of Sahibi, originates at Mandoli village near Neem Ka Thana in Jhunjhunu district of Rajasthan and then disappears in Mahendragarh district), Krishnavati river (former tributary of Sahibi river, originates near Dariba and disappears in Mahendragarh district much before reaching Sahibi river) and Indori river (longest tributary of Sahibi River, originates in Sikar district of Rajasthan and flows to Rewari district of Haryana), these once were tributaries of the Drishadwati/Saraswati river.
Major canals are Western Yamuna Canal, Sutlej Yamuna link canal (from Sutlej river tributary of Indus), and Indira Gandhi Canal.
Major dams are Kaushalya Dam in Panchkula district, Hathnikund Barrage and Tajewala Barrage on Yamuna in Yamunanagar district, Pathrala barrage on Somb river in Yamunanagar district, ancient Anagpur Dam near Surajkund in Faridabad district, and Ottu barrage on Ghaggar-Hakra River in Sirsa district.
Major lakes are Dighal Wetland, Basai Wetland, Badkhal Lake in Faridabad, holy Brahma Sarovar and Sannihit Sarovar in Kurukshetra, Blue Bird Lake in Hisar, Damdama Lake at Sohna in Gurgram district, Hathni Kund in Yamunanagar district, Karna Lake at Karnal, ancient Surajkund in Faridabad, and Tilyar Lake in Rohtak.
The Haryana State Waterbody Management Board is responsible for rejuvenation of 14,000 Johads of Haryana and up to 60 lakes in National Capital Region falling within the Haryana state.
Only hot spring of Haryana is the Sohna Sulphur Hot Spring at Sohna in Gurgaon district. Tosham Hill range has several sacred sulphur pond of religious significance that are revered for the healing impact of sulphur, such as Pandu Teerth Kund, Surya Kund, Kukkar Kund, Gyarasia Kund or Vyas Kund.
Seasonal waterfalls include Tikkar Taal twin lakes at Morni hiills, Dhosi Hill in Mahendragarh district and Pali village on outskirts of Faridabad.