Reservoir · Uttarakhand · India · CWC · CENTRAL region
Tehri
Tehri Dam
94.9% full
Gross capacity
125.0 TMC (3,540 MCM)
Live capacity
92.3 TMC (2,615 MCM)
River
Bhagirathi
Basin
Ganga
Primary use
multiple
Operator
THDC
Coordinates
30.378°N, 78.481°E
Last updated
2026-09-24
Capacity in TMC
Tehri Dam has a gross capacity of 125.0 TMC (3,540 MCM), of which 92.3 TMC (2,615 MCM) is live storage; it is currently at 95% full, holding 87.7 TMC (2,483 MCM).
- Gross capacity
- 125.0 TMC (3,540 MCM)
- Live capacity
- 92.3 TMC (2,615 MCM)
- Current storage
- 87.7 TMC (2,483 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 the Central Water Commission bulletin, which publishes million cubic metres.
Current fill
94.9%vs 7 days ago
+4.6%gaining
vs 1 year ago
-2.8%year-over-year
7-day trend
↑rising
Drought context
Storage vs September average
100%of normal
94.9% full on 2026-09-24, against an average of 95.0% for September across 4 years of readings (-0.1 points).
Rain over the last three months · 21 September 2026
Near normal
In the three months to 21 September 2026 the area around Tehri had rain close to normal for the season. Rainfall compared with the long-run record for the same season at this point (Copernicus Global Drought Observatory, SPI-3 index +0.02). Rain, not storage. India drought figures →
Weekly storage
Fill history — multi-year
About this reservoir
Data source
official
Storage data: CWC (Central Water Commission) Weekly Storage Bulletin, India. CWC region: CENTRAL.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 30.378, 78.481 · Open in Google Maps
About Tehri Dam
As of September 24, 2026, Tehri Dam is filled to 94.9% of its total capacity, holding 87.7 TMC (2,483 MCM) of a gross 125.0 TMC (3,540 MCM). At this level the reservoir is high. Of that total, 92.3 TMC (2,615 MCM) is live storage.
Over the most recent week on record the fill level has risen by 4.6 percentage points, and it is 2.8 points below its level on the same date a year earlier.
Across the readings we hold for Tehri Dam — 166 data points between June 8, 2023 and September 24, 2026 — the level has ranged from a low of 0.5% (June 4, 2026) to a high of 100.0% (October 3, 2024). On average the reservoir is fullest around October and at its lowest around May.
It is operated by THDC primarily for multiple purposes. It lies within the Ganga basin at 30.378°N, 78.481°E.
Key facts
- Current fill level
- 94.9%
- Water stored
- 87.7 TMC (2,483 MCM)
- Total capacity
- 125.0 TMC (3,540 MCM)
- Usable capacity
- 92.3 TMC (2,615 MCM)
- 7-day change
- ▲ 4.6 pts
- Year-on-year
- ▼ 2.8 pts
- Primary use
- Multipurpose
- River
- Bhagirathi
- River basin
- Ganga
- Operator
- THDC
- Coordinates
- 30.378°N, 78.481°E
- Last updated
- September 24, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 24 Sep 2026 | 94.9% | 2,483 |
| 17 Sep 2026 | 90.3% | 2,362 |
| 10 Sep 2026 | 90.3% | 2,362 |
| 3 Sep 2026 | 89.4% | 2,339 |
| 27 Aug 2026 | 79.3% | 2,073 |
| 20 Aug 2026 | 78.5% | 2,054 |
| 13 Aug 2026 | 72.5% | 1,896 |
| 6 Aug 2026 | 59.7% | 1,561 |
| 30 Jul 2026 | 47.7% | 1,246 |
| 23 Jul 2026 | 31.9% | 835 |
| 16 Jul 2026 | 22.6% | 592 |
| 9 Jul 2026 | 13.8% | 361 |