Reservoir · Bihar · India · CWC · EASTERN region
Chandan Dam
16.3% full
Gross capacity
4.8 TMC (136 MCM)
Live capacity
4.8 TMC (136 MCM)
River
Chandan
Basin
Ganga
Primary use
irrigation
Operator
BIHAR
Coordinates
24.980°N, 86.820°E
Last updated
2026-09-11
Capacity in TMC
Chandan Dam has a gross capacity of 4.8 TMC (136 MCM); it is currently at 16% full, holding 0.78 TMC (22 MCM).
- Gross capacity
- 4.8 TMC (136 MCM)
- Live capacity
- 4.8 TMC (136 MCM)
- Current storage
- 0.78 TMC (22 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
16.3%vs 7 days ago
0.0%stable
vs 1 year ago
N/A7-day trend
→stable
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. 24.980, 86.820 · Open in Google Maps
About Chandan Dam
As of September 11, 2026, Chandan Dam is filled to 16.3% of its total capacity, holding 0.78 TMC (22 MCM) of a gross 4.8 TMC (136 MCM). At this level the reservoir is critically low.
Over the most recent week on record the fill level has held broadly steady (+0.0 pts).
Across the readings we hold for Chandan Dam — 1 data points between September 11, 2026 and September 11, 2026 — the level has ranged from a low of 16.3% (September 11, 2026) to a high of 16.3% (September 11, 2026).
It is operated by BIHAR primarily for irrigation. It lies within the Ganga basin at 24.980°N, 86.820°E.
Key facts
- Current fill level
- 16.3%
- Water stored
- 0.78 TMC (22 MCM)
- Total capacity
- 4.8 TMC (136 MCM)
- 7-day change
- No change
- Primary use
- Irrigation
- River
- Chandan
- River basin
- Ganga
- Operator
- BIHAR
- Coordinates
- 24.980°N, 86.820°E
- Last updated
- September 11, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 11 Sep 2026 | 16.3% | 22 |