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Tamil Nadu News Updated Jun 20, 2026

Poondi Reservoir Gets Steady Krishna Water Inflow, Boosts Chennai Supply

Poondi reservoir, a key source of Chennai's drinking water, has been receiving steady inflows of Krishna River water from Andhra Pradesh's Kandaleru reservoir since May 23. The continued inflow has improved storage levels, enabling authorities to transfer water to Puzhal reservoir, another major water source for the city. As of Saturday, around 285 cusecs of water was flowing into Poondi, with 250 cusecs being released to Puzhal reservoir. The rising storage is expected to enhance Chennai's water security during the peak summer season.

TN: Poondi reservoir receives steady Krishna water inflow boosting Chennai water supplies

Chennai, June 20

Chennai's drinking water reserves have received a significant boost with continued inflows of Krishna River water from Andhra Pradesh's Kandaleru reservoir, helping improve storage levels in the city's key water bodies amid rising summer demand.

Poondi reservoir, one of Chennai's principal sources of drinking water, has been receiving Krishna water under the inter-state water-sharing agreement between Tamil Nadu and Andhra Pradesh. Built in 1944 in the Poondi taluk of Tiruvallur district, the reservoir plays a crucial role in meeting the water needs of the Chennai metropolitan region.

With soaring temperatures leading to a sharp increase in water consumption, storage levels in major drinking water reservoirs, including Poondi and Puzhal, had declined rapidly in recent months.

To address the situation, the Tamil Nadu government requested the Andhra Pradesh government to release Krishna water from the Kandaleru reservoir.

Following the request, Andhra Pradesh began releasing water on May 23. Since then, surplus water left after meeting farmers' irrigation requirements in Andhra Pradesh has been flowing into Tamil Nadu through the Krishna water supply system.

Officials said that as of Saturday morning, around 285 cubic feet per second (cusecs) of water was flowing into the Poondi reservoir. The continued inflow has improved storage levels and enabled authorities to transfer water to other reservoirs serving Chennai.

In a key development, water managers have begun releasing 250 cusecs from Poondi reservoir to Puzhal reservoir, another major source of drinking water for the city. Puzhal reservoir has a total storage capacity of 3,300 million cubic feet (mcft).

According to officials, the reservoir currently holds more than 1,642 mcft of water, and the storage level has been rising steadily due to the recent inflow from Poondi. The increase is expected to enhance Chennai's water security during the peak summer season.

To meet the city's daily drinking water requirements, authorities are currently drawing and supplying around 183 cusecs of water from the Puzhal reservoir.

Water resources officials said sustained inflows from the Krishna river system have helped stabilise reservoir levels and improve overall drinking water availability. The rising storage in Puzhal and other reservoirs is expected to provide considerable relief to Chennai residents and strengthen the city's preparedness to meet water demand in the coming weeks.

— IANS

Reader Comments

Michael C

Interesting how water management works across state lines in India. From an outsider's perspective, it's impressive that Andhra Pradesh agreed to help despite their own needs. Mutual benefit always makes sense.

Priya S

Thank God Krishna water is flowing in! As a Chennai resident, I know how stressful summer gets with water cuts. But we also need better rainwater harvesting and conservation plans locally. Can't always depend on others.

Ravi K

This is good news for sure, but let's not forget how inefficient our water distribution is. So much wastage in old pipelines and illegal connections. We need modern infrastructure alongside these inter-state agreements. Poondi reservoir is over 80 years old now.

Suresh O

Good coordination between Tamil Nadu and Andhra. But why does it always take a crisis? We knew summer would come. Planning should happen in advance, not when reservoirs are nearly empty. Still, relieved to see water flowing! 💧

Emma D

This is a great example of regional cooperation. In many countries, water sharing causes conflicts. India showing how it's done right by balancing agricultural needs upstream with urban needs downstream. Chennai should implement stricter water conservation measures though.

Naveen S

As someone from Andhra, I'm proud we could help Chennai. We have our own challenges too, and farmers are sacrificing some water.

We welcome thoughtful discussions from our readers. Please keep comments respectful and on-topic.

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