Practically 2,000 irrigation tanks in Tamil Nadu going past 75% storage


Within the final 10 days, the best rise within the variety of such tanks was recorded by Villupuram at 131. Photograph Credit score: N. RAJESH

The State has begun experiencing the helpful influence of the Northeast monsoon, which set in on October 16. Within the final 10 days, practically 2,000 irrigation tanks within the State noticed their storage going past 75% of their capability.

As on October 15, the whole variety of tanks exceeding 75% in storage was 2,622. However, as on Saturday (October 25), it rose to 4,556. A few yr in the past (as on October 21, 2024), the variety of such tanks was 3,197. Of two,282 tanks which have now reached 100% storage, 396 have been in Kanniyakumari district, 266 in Tiruvannamalai, 243 in Ranipet, 241 in Madurai, 189 in Thanjavur, and 137 in Villupuram.

Storage of irrigation tanks

Storage placeAs on October 15, 2025As on October 25, 2025
100%1,1662,282
76% to 99%1,4562,274
51% to 75%1,9102,366
26% to 50%3,3143,012
1% to 25%4,1453,873
nil2,150334

Supply: Water Assets Division

Within the final 10 days, the best rise within the variety of such tanks was recorded by Villupuram at 131. This was adopted by Madurai with 120 and Tiruvannamalai with 111. Chengalpattu and Kancheepuram, Chennai’s neighboring districts, recorded the complete storage in 50 and 62 tanks respectively.

As regards 2,274 tanks whose storage was within the vary of 76% to 99%, Kanniyakumari had 788 such tanks; Thanjavur – 263; Madurai – 220 : Pudukottai – 144 and Tenkasi – 109. Madurai, with 189 extra tanks having the storage of 76% to 99%, topped the districts with the best rise within the variety of tanks below this class. It was adopted by Kanniyakumari (122) and Thanjavur (95).

With the monsoon anticipated to yield increased rainfall this yr, many extra tanks might contact full stage within the coming weeks. When the storage of the tanks goes up, this naturally results in higher groundwater desk. Moreover, farmers, who’re having fun with free energy provide, will draw much less quantity of groundwater.