The Nationwide Inexperienced Tribunal-appointed Yamuna Monitoring Committee has really useful revisiting the 1994 water sharing settlement between Uttarakhand, Himachal Pradesh, Uttar Pradesh, Haryana and Delhi to make sure environmental move within the river all year long.
The 2-member panel, comprising retired NGT knowledgeable member B S Sajawan and former Delhi Chief Secretary Shailaja Chandra, made the advice on the idea of a draft report on “E-flow for the Delhi stretch of the river”.
The environmental move requirement is the “acceptable move regime required to take care of the river in affordable situation or predetermined state”.
“The Ministry of Jal Shakti, Higher Yamuna River Board and the riparian states of Uttarakhand, Himachal Pradesh, Uttar Pradesh, Haryana and Delhi rework the 1994 water sharing settlement to allow launch of the really useful E-flow at Hathnikund Barrage,” the panel mentioned.
The report ready by the Nationwide Institute of Hydrology, Roorkee, really useful that 23 cumec water be launched in Yamuna from the Hathnikund Barrage in Haryana’s Yamuna Nagar district as a substitute of 10 cumec in January and February for sustaining downstream ecosystems.
The barrage regulates the move of the river for irrigation in Haryana and Uttar Pradesh by way of Western and Japanese Yamuna Canals, and municipal water provide to Delhi.
The report mentioned 26 cumec, 29 cumec, 34 cumec and 44 cumec water must be launched within the river in March, April, Might and June, respectively. At current, 10 cumec is being launched within the river in March, April and Might and 18 cumec in June.
A minimal launch of 158 cumec, 220 cumec and 149 cumec is really useful in July, August and September as a substitute of 275 cumec, 298 cumec and 160 cumec, it mentioned.
Based mostly on the report, the panel mentioned the Ministry of Jal Shakti, Higher Yamuna River Board and the riparian states ought to guarantee launch of 44 cumec, 27 cumec and 24 cumec water within the river from the barrage in October, November and December, respectively.
The NIH report additionally really useful discount in diversions to Western Yamuna Canal and Japanese Yamuna Canal by growing irrigation effectivity of their command areas.
At current, 78.5 p.c and 13 p.c of inflows at Hathnikund Barrage are diverted to WYC command and EYC command throughout non-monsoon season. Thus, solely a meagre 8.5 p.c of inflows are launched into the river.
“Regulate groundwater withdrawal within the basin, particularly within the Mawi-Baghpat stretch and increase groundwater recharge to maintain baseflows,” it mentioned.