Why Did TN Increase Poondi Reservoir Discharge to 4,000 Cusecs?

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Why Did TN Increase Poondi Reservoir Discharge to 4,000 Cusecs?

Synopsis

Chennai is on high alert as the Water Resources Department raises the discharge from the Poondi Reservoir to 4,000 cusecs due to heavy rainfall. Residents in vulnerable areas are cautioned to stay away from riverbanks as officials monitor the situation closely.

Key Takeaways

  • The Poondi Reservoir discharge has been raised to 4,000 cusecs.
  • Residents near the Kosasthalaiyar River should be cautious.
  • Authorities are on high alert, monitoring water levels continuously.
  • Flood-relief measures are being implemented in anticipation of potential emergencies.
  • Community safety is the top priority for officials.

Chennai, Oct 27 (NationPress) Due to ongoing rainfall and the increasing inflow into the Poondi Sathyamoorthy Sagar Reservoir, the Water Resources Department (WRD) has raised the water discharge to 4,000 cusecs effective from 8 a.m. on Monday. This decision comes with a precautionary advisory for residents in low-lying areas along the Kosasthalaiyar River.

Situated in Tiruvallur district, the Poondi reservoir is essential for Chennai's drinking water supply, boasting a full storage capacity of 3,231 million cubic feet (mcft) at a depth of 35 feet.

Officials indicated that persistent rain in recent days and substantial inflow from upstream sources have brought the reservoir close to its maximum capacity.

As per WRD engineers, the current inflow is at 4,070 cusecs, with water coming from various sources, including the Kesavaram Dam, Ilupair Dam, Poondi Inflow Canal, Kandaleru Canal, and the reservoir’s own catchment area.

“To ensure safety, we have escalated the discharge to 4,000 cusecs to stabilize the reservoir and handle additional inflow should the rains persist,” noted a senior WRD official.

The department has also alerted the district administrations and disaster response teams in Tiruvallur and Chennai, urging them to remain on high alert.

Residents in at-risk areas, specifically Thiruninravur, Pullarambakkam, and Poondi, have been warned to exercise caution and avoid approaching riverbanks.

“Field engineers are diligently monitoring water levels, inflow, and outflow. It is crucial for people to keep a safe distance from the Kosasthalaiyar River and report any unusual water activity to local authorities immediately,” added the official.

In addition, the Chennai Corporation and Tiruvallur district administration have begun precautionary measures, such as desilting stormwater drains, checking embankments, and preparing flood-relief centers for potential emergency evacuations.

The WRD stated that further releases from the reservoir will depend on the intensity of rainfall and inflow levels in the coming days.

“Our priority is to ensure the safety of both the reservoir infrastructure and downstream communities,” officials said, highlighting that water levels in the city’s other reservoirs—Chembarambakkam, Red Hills, and Puzhal—are being closely monitored.

aal/rad

Point of View

The situation in Chennai highlights the importance of proactive measures in water management. The WRD's decision reflects a commitment to public safety while balancing the needs of urban water supply. Continuous monitoring and community awareness are essential in mitigating flood risks and ensuring the safety of downstream populations.
NationPress
27/10/2025

Frequently Asked Questions

What is the current discharge rate from the Poondi Reservoir?
The current discharge rate from the Poondi Reservoir is 4,000 cusecs.
Why was the discharge increased?
The discharge was increased due to continuous rainfall and rising inflow that has brought the reservoir close to its full capacity.
Which areas are advised to take precautions?
Residents in low-lying areas such as Thiruninravur, Pullarambakkam, and Poondi are advised to exercise caution.
What measures are being taken by the authorities?
Authorities are desilting stormwater drains, inspecting embankments, and preparing flood-relief centers.
What should residents do if they notice unusual water movement?
Residents should report any unusual water movement to local authorities immediately.
Nation Press