Reservoir · Jharkhand · India · CWC · EASTERN region
Tilaiya
Tilaiya Dam
97.2% full
Gross capacity
13.9 TMC (393 MCM)
Live capacity
12.6 TMC (358 MCM)
River
Barakar
Basin
Ganga
Primary use
multiple
Operator
DVC
Coordinates
24.167°N, 85.792°E
Last updated
2026-09-10
Capacity in TMC
Tilaiya Dam has a gross capacity of 13.9 TMC (393 MCM), of which 12.6 TMC (358 MCM) is live storage; it is currently at 97% full, holding 4.9 TMC (138 MCM).
- Gross capacity
- 13.9 TMC (393 MCM)
- Live capacity
- 12.6 TMC (358 MCM)
- Current storage
- 4.9 TMC (138 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
97.2%vs 7 days ago
+15.5%gaining
vs 1 year ago
-2.8%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: EASTERN.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 24.167, 85.792 · Open in Google Maps
About Tilaiya Dam
As of September 10, 2026, Tilaiya Dam is filled to 97.2% of its total capacity, holding 4.9 TMC (138 MCM) of a gross 13.9 TMC (393 MCM). At this level the reservoir is high. Of that total, 12.6 TMC (358 MCM) is live storage.
Over the most recent week on record the fill level has risen by 15.5 percentage points, and it is 2.8 points below its level on the same date a year earlier.
Across the readings we hold for Tilaiya Dam — 72 data points between April 3, 2025 and September 10, 2026 — the level has ranged from a low of 11.3% (July 2, 2026) to a high of 100.0% (July 31, 2025). On average the reservoir is fullest around October and at its lowest around June.
It is operated by DVC primarily for multiple purposes. It lies within the Ganga basin at 24.167°N, 85.792°E.
Key facts
- Current fill level
- 97.2%
- Water stored
- 4.9 TMC (138 MCM)
- Total capacity
- 13.9 TMC (393 MCM)
- Usable capacity
- 12.6 TMC (358 MCM)
- 7-day change
- ▲ 15.5 pts
- Year-on-year
- ▼ 2.8 pts
- Primary use
- Multipurpose
- River
- Barakar
- River basin
- Ganga
- Operator
- DVC
- Coordinates
- 24.167°N, 85.792°E
- Last updated
- September 10, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 10 Sep 2026 | 97.2% | 138 |
| 3 Sep 2026 | 81.7% | 116 |
| 27 Aug 2026 | 45.8% | 65 |
| 20 Aug 2026 | 41.5% | 59 |
| 13 Aug 2026 | 52.1% | 74 |
| 6 Aug 2026 | 23.2% | 33 |
| 30 Jul 2026 | 20.4% | 29 |
| 23 Jul 2026 | 14.8% | 21 |
| 16 Jul 2026 | 12.7% | 18 |
| 9 Jul 2026 | 11.3% | 16 |
| 2 Jul 2026 | 11.3% | 16 |
| 25 Jun 2026 | 12.0% | 17 |