Overview
- The Stanley Reservoir touched its full reservoir level of 120 feet on October 20–21 with storage at 93.47 TMC ft, marking the seventh fill of 2025.
- By Wednesday, officials reported an inflow of 36,484 cusecs and a regulated discharge of about 35,741 cusecs to the Cauvery to manage surplus water.
- Releases were routed through the dam’s powerhouses and the 16‑vent Ellis Saddle surplus sluices, with roughly 800 cusecs sent via upper sluices for drinking water needs.
- Flood alerts were issued to 11 delta districts, residents in low‑lying areas were advised to relocate, and authorities warned that outflows will be adjusted based on upstream rainfall.
- Widespread rain prompted school and college closures in several districts, and the IMD placed parts of Tamil Nadu on red alert as a Bay of Bengal system strengthened.