Reservoir · Karnataka · India · CWC · SOUTHERN region
Krishnaraja Sagar (KRS)
Krishnaraja Sagara Dam
38.8% of live capacity
Gross capacity
48.4 TMC (1,370 MCM)
Live capacity
41.1 TMC (1,163 MCM)
Basin
Cauvery
Primary use
irrigation
Operator
KA
Coordinates
12.425°N, 76.575°E
Last updated
2026-10-22
Capacity in TMC
Krishnaraja Sagar (KRS) has a gross capacity of 48.4 TMC (1,370 MCM), of which 41.1 TMC (1,163 MCM) is live storage; it is currently at 38.8% of live capacity, holding 15.9 TMC (451 MCM).
- Gross capacity
- 48.4 TMC (1,370 MCM)
- Live capacity
- 41.1 TMC (1,163 MCM)
- Current storage
- 15.9 TMC (451 MCM)
TMC is thousand million cubic feet, the unit used in Indian water reporting. 1 TMC = 28.3168 million cubic metres (MCM). Figures are converted from CWC, which publishes million cubic metres. The percentage is labelled live or gross only when the stored volume matches that capacity.
Current fill
38.8%vs 7 days ago
+2.4 ppgaining
vs 1 year ago
-61.2 ppyear-over-year
7-day trend
↑rising
Drought context
Storage vs October average
55%of normal
38.8% full on 2026-10-22, against an average of 70.0% for October across 4 years of readings (-31.2 points).
Rain over the last three months · 11 October 2026
Extremely dry
In the three months to 11 October 2026 the area around Krishnaraja Sagar (KRS) had extremely little rain for the season, a shortfall seen about one year in forty. Rainfall compared with the long-run record for the same season at this point (Copernicus Global Drought Observatory, SPI-3 index −2.06). Rain, not storage. India drought figures →
Weekly storage
Fill history — multi-year
About this reservoir
Data source
official
Storage data: CWC. CWC region: SOUTHERN.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 12.425°N, 76.575°E · Open in Google Maps
About Krishnaraja Sagara Dam
As of October 22, 2026, Krishnaraja Sagara Dam is at 38.8% of useful capacity, holding 15.9 TMC (451 MCM) of 41.1 TMC (1,163 MCM). Of the gross 48.4 TMC (1,370 MCM), that is 32.9%. At this level the reservoir is low.
Over the most recent week on record the fill level has risen by 2.4 percentage points, and it is 61.2 points below its level on the same date a year earlier.
Across the readings we hold for Krishnaraja Sagara Dam — 171 data points between June 8, 2023 and October 22, 2026 — the level has ranged from a low of 4.0% (June 22, 2023) to a high of 100.0% (July 25, 2024). On average the reservoir is fullest around November and at its lowest around May.
It is operated by KA primarily for irrigation. It lies within the Cauvery basin at 12.425°N, 76.575°E.
Key facts
- Current fill level
- 38.8% of useful capacity
- Water stored
- 15.9 TMC (451 MCM)
- Total capacity
- 48.4 TMC (1,370 MCM)
- Usable capacity
- 41.1 TMC (1,163 MCM)
- 7-day change
- ▲ 2.4 pp
- Year-on-year
- ▼ 61.2 pp
- Primary use
- Irrigation
- River basin
- Cauvery
- Operator
- KA
- Coordinates
- 12.425°N, 76.575°E
- Last updated
- October 22, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 22 Oct 2026 | 38.8% | 451 |
| 15 Oct 2026 | 36.4% | 423 |
| 8 Oct 2026 | 39.6% | 461 |
| 1 Oct 2026 | 43.5% | 506 |
| 24 Sep 2026 | 47.0% | 546 |
| 17 Sep 2026 | 46.9% | 545 |
| 10 Sep 2026 | 48.9% | 569 |
| 3 Sep 2026 | 53.8% | 626 |
| 27 Aug 2026 | 56.2% | 654 |
| 20 Aug 2026 | 54.8% | 637 |
| 13 Aug 2026 | 56.2% | 654 |
| 6 Aug 2026 | 47.2% | 549 |