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New Delhi:
The National Green Tribunal-appointed Yamuna Monitoring Committee has advisable revisiting the 1994 water sharing settlement between Uttarakhand, Himachal Pradesh, Uttar Pradesh, Haryana and Delhi to make sure environmental circulate within the river all year long.
The two-member panel, comprising retired NGT skilled member B S Sajawan and former Delhi Chief Secretary Shailaja Chandra, made the advice on the premise of a draft report on “E-flow for the Delhi stretch of the river”.
The environmental circulate requirement is the “acceptable flow regime required to maintain the river in reasonable condition or predetermined state”.
“The Ministry of Jal Shakti, Upper Yamuna River Board and the riparian states of Uttarakhand, Himachal Pradesh, Uttar Pradesh, Haryana and Delhi rework the 1994 water sharing agreement to permit release of the recommended E-flow at Hathnikund Barrage,” the panel stated.
The report ready by the National Institute of Hydrology, Roorkee, advisable 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 circulate of the river for irrigation in Haryana and Uttar Pradesh via Western and Eastern Yamuna Canals, and municipal water provide to Delhi.
The report stated 26 cumec, 29 cumec, 34 cumec and 44 cumec water needs to be launched within the river in March, April, May and June, respectively. At current, 10 cumec is being launched within the river in March, April and May and 18 cumec in June.
A minimal launch of 158 cumec, 220 cumec and 149 cumec is advisable in July, August and September as a substitute of 275 cumec, 298 cumec and 160 cumec, it stated.
Based on the report, the panel stated the Ministry of Jal Shakti, Upper 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 advisable discount in diversions to Western Yamuna Canal and Eastern 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 in the basin, especially in the Mawi-Baghpat stretch and augment groundwater recharge to sustain baseflows,” it stated.
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