Current status
About Mettur (Stanley Reservoir) Dam
Mettur Dam (Stanley Reservoir) is Tamil Nadu's largest dam. Construction began in 1925 and opened in 1934 after about nine years of work. It was built across the Kaveri where the river enters the plains, under colonial Madras Presidency irrigation works.
| River | Kaveri (Cauvery) |
| Location | Mettur, Salem District |
| Dam type | Masonry gravity dam |
| Opened | 1934 (construction started 1925) |
| Built by | Vincent Hart (Chief Engineer); Sir C. P. Ramaswami Iyer (project initiation) |
| Purpose | Irrigation, drinking water, hydroelectric power |
Storage trend
Loading chart…
Data available from 2021-02-22.
Last 14 days, day by day
| Date | Water level | Storage | Inflow (cusecs) | Outflow (cusecs) |
|---|---|---|---|---|
| 2026-10-06 | 70.62 ft | 33.24 TMC | 1,195 | 15,003 |
| 2026-10-05 | 72.00 ft | 34.44 TMC | 2,121 | 15,003 |
| 2026-10-03 | 74.44 ft | 36.64 TMC | 2,514 | 15,003 |
| 2026-10-02 | 75.62 ft | 37.73 TMC | 1,854 | 15,003 |
| 2026-10-01 | 76.84 ft | 38.88 TMC | 3,440 | 13,487 |
| 2026-09-30 | 77.76 ft | 39.76 TMC | 2,264 | 12,403 |
| 2026-09-29 | 78.68 ft | 40.65 TMC | 2,010 | 12,403 |
| 2026-09-28 | 79.61 ft | 41.57 TMC | 2,102 | 12,403 |
| 2026-09-26 | 81.47 ft | 43.44 TMC | 2,056 | 12,403 |
| 2026-09-25 | 82.36 ft | 44.35 TMC | 4,116 | 12,403 |
| 2026-09-24 | 83.07 ft | 45.08 TMC | 4,960 | 12,020 |
| 2026-09-23 | 83.67 ft | 45.71 TMC | 6,250 | 12,002 |
| 2026-09-22 | 84.16 ft | 46.23 TMC | 3,867 | 12,003 |
| 2026-09-21 | 84.84 ft | 46.95 TMC | 2,281 | 12,003 |
Frequently asked questions
What is the current water level of Mettur (Stanley Reservoir) Dam?
Mettur Dam's water level today (2026-10-06) is 70.62 ft, which is 58.85% of its full level of 120 ft.
What is the current storage of Mettur (Stanley Reservoir) Dam?
Mettur Dam is storing 33.24 TMC today (2026-10-06), which is 35.56% of its full capacity of 93.47 TMC.
What is the inflow into Mettur (Stanley Reservoir) Dam today?
The inflow into Mettur Dam today (2026-10-06) is 1195 cusecs, with an outflow of 15003 cusecs.
Is Mettur (Stanley Reservoir) Dam full?
Not yet — Mettur Dam is currently at 35.56% of its full capacity.
Other reservoirs
Get the app
Track Mettur and 18 other Tamil Nadu reservoirs in real time, with history charts and offline caching.
Get it on Google Play