Reservoir · Karnataka · India · CWC · SOUTHERN region
Hemavathy
Hemavathy Dam
61.8% full
Total capacity
1,049 hm³
Live storage
859 hm³
River
Hemavathy
Basin
Cauvery
Primary use
irrigation
Operator
KA
Coordinates
13.050°N, 76.267°E
Last updated
2026-07-30
Current fill
61.8%vs 7 days ago
+5.6%gaining
vs 1 year ago
-32.0%year-over-year
7-day trend
↑rising
Weekly storage
Fill history — multi-year
About this reservoir
Data source
official
Storage data: CWC (Central Water Commission) Weekly Storage Bulletin, India. 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. 13.050, 76.267 · Open in Google Maps
About Hemavathy Dam
As of July 30, 2026, Hemavathy Dam is filled to 61.8% of its total capacity, holding roughly 573 hm³ of water out of a maximum 1,049 hm³. At this level the reservoir is within its normal operating range. Of that total, about 859 hm³ is usable (live) storage.
Over the most recent week on record the fill level has risen by 5.6 percentage points, and it is 32.0 points below its level on the same date a year earlier.
Across the readings we hold for Hemavathy Dam — 160 data points between June 8, 2023 and July 30, 2026 — the level has ranged from a low of 14.0% (May 16, 2024) to a high of 100.0% (August 8, 2024). On average the reservoir is fullest around August and at its lowest around May.
It is operated by KA primarily for irrigation. It lies within the Cauvery basin at 13.050°N, 76.267°E.
Key facts
- Current fill level
- 61.8%
- Water stored
- 573 hm³
- Total capacity
- 1,049 hm³
- Usable capacity
- 859 hm³
- 7-day change
- ▲ 5.6 pts
- Year-on-year
- ▼ 32.0 pts
- Primary use
- Irrigation
- River
- Hemavathy
- River basin
- Cauvery
- Operator
- KA
- Coordinates
- 13.050°N, 76.267°E
- Last updated
- July 30, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 30 Jul 2026 | 61.8% | 573 |
| 23 Jul 2026 | 56.2% | 521 |
| 16 Jul 2026 | 54.5% | 505 |
| 9 Jul 2026 | 48.1% | 445 |
| 2 Jul 2026 | 32.4% | 300 |
| 25 Jun 2026 | 32.1% | 297 |
| 4 Jun 2026 | 31.3% | 291 |
| 31 May 2026 | 46.8% | 434 |
| 29 May 2026 | 31.9% | 296 |
| 21 May 2026 | 32.6% | 302 |
| 14 May 2026 | 36.4% | 338 |
| 7 May 2026 | 39.0% | 361 |
Frequently asked questions
What is the current water level of Hemavathy Dam?
As of July 30, 2026, Hemavathy Dam is at 61.8% of its capacity, holding approximately 573 hm³ of water, according to CWC data.
Is Hemavathy Dam reservoir full?
No. As of July 30, 2026, Hemavathy Dam is within its normal operating range at 61.8% of its capacity, so it is not full.
Is the water level at Hemavathy Dam rising or falling?
The level at Hemavathy Dam is rising — it gained 5.6 percentage points over the latest week on record.
How much water can Hemavathy Dam hold?
Hemavathy Dam has a total capacity of 1,049 hm³, of which about 859 hm³ is usable storage.
Where is Hemavathy Dam reservoir located?
Hemavathy Dam is located in Karnataka, India, within the Cauvery basin (coordinates 13.050°N, 76.267°E).
What is Hemavathy Dam used for?
Hemavathy Dam is used primarily for irrigation, and is managed by KA.