7 months ago
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Water discharge from the Red Hills and Poondi reservoirs was marginally reduced connected Saturday, arsenic inflow from the catchment areas stabilised.
The Water Resources Department (WRD) plans to proceed minimal outflow from the reservoirs to accommodate further inflow during the monsoon.
Poondi reservoir, 1 of the large drinking h2o sources for Chennai, received an inflow of 1,800 cubic feet per 2nd (cusecs) connected Saturday from upstream catchment areas.
“We privation to support the h2o level astatine 33 feet — 2 feet beneath its afloat level. The reservoir volition person capable retention space, adjacent if it receives dense inflow during the monsoon. We volition modulate the merchandise of h2o into the Kosasthalaiyar stream and avert flash floods,” an authoritative said.
With dependable inflow continuing done the Kandaleru-Poondi (KP) Canal, the WRD besides plans to divert h2o done different channel, Allikuzhi Odai, to easiness the load connected the Poondi reservoir. The channel, which originates successful the Allikuzhi Reserve Forest area, crosses the KP Canal adjacent Uthukottai and drains into the Kosasthalaiyar.
“We person written to the Andhra Pradesh authorities to suspend Krishna h2o discharge from Kandaleru reservoir,” the authoritative said. The reservoir has been receiving Krishna h2o since July 1.
The WRD and Tiruvallur territory medication person deployed unit members to show the dam tract during the Deepavali holidays to forestall radical from gathering determination oregon leaning implicit dangerously to presumption the outflow.
While a information of the discharge is diverted to the waterbodies successful Chembarambakkam and Cholavaram, the remainder is fto into the Kosasthalaiayar for retention successful check-dams downstream of the reservoir.
Similarly, the discharge from Red Hills reservoir into its surplus people has been reduced to 300 cusecs, to support its h2o level astatine 19.26 feet.
The 5 reservoirs recorded astir 73% of their full retention connected Saturday. “The reservoirs volition beryllium filled to their afloat capableness successful December to prolong the city’s h2o proviso for a year,” the authoritative added.
