Reservoir · Jharkhand · India · CWC · EASTERN region
Maithon
Maithon Dam
42.0% full
Total capacity
1,461 hm³
Live storage
1,359 hm³
River
Barakar
Basin
Ganga
Primary use
multiple
Operator
DVC
Coordinates
23.950°N, 86.833°E
Last updated
2026-07-30
Current fill
42.0%vs 7 days ago
-8.9%losing
vs 1 year ago
-18.0%year-over-year
7-day trend
↓falling
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. 23.950, 86.833 · Open in Google Maps
About Maithon Dam
As of July 30, 2026, Maithon Dam is filled to 42.0% of its total capacity, holding roughly 198 hm³ of water out of a maximum 1,461 hm³. At this level the reservoir is within its normal operating range. Of that total, about 1,359 hm³ is usable (live) storage.
Over the most recent week on record the fill level has fallen by 8.9 percentage points, and it is 18.0 points below its level on the same date a year earlier.
Across the readings we hold for Maithon Dam — 148 data points between August 31, 2023 and July 30, 2026 — the level has ranged from a low of 38.2% (June 4, 2026) to a high of 100.0% (September 14, 2023). On average the reservoir is fullest around January and at its lowest around July.
It is operated by DVC primarily for multiple purposes. It lies within the Ganga basin at 23.950°N, 86.833°E.
Key facts
- Current fill level
- 42.0%
- Water stored
- 198 hm³
- Total capacity
- 1,461 hm³
- Usable capacity
- 1,359 hm³
- 7-day change
- ▼ 8.9 pts
- Year-on-year
- ▼ 18.0 pts
- Primary use
- Multipurpose
- River
- Barakar
- River basin
- Ganga
- Operator
- DVC
- Coordinates
- 23.950°N, 86.833°E
- Last updated
- July 30, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 30 Jul 2026 | 42.0% | 198 |
| 23 Jul 2026 | 51.0% | 240 |
| 16 Jul 2026 | 46.5% | 219 |
| 9 Jul 2026 | 44.6% | 210 |
| 2 Jul 2026 | 40.3% | 190 |
| 25 Jun 2026 | 38.4% | 181 |
| 4 Jun 2026 | 38.2% | 180 |
| 31 May 2026 | 90.2% | 425 |
| 29 May 2026 | 41.2% | 194 |
| 21 May 2026 | 45.4% | 214 |
| 14 May 2026 | 58.4% | 275 |
| 7 May 2026 | 74.7% | 352 |
Frequently asked questions
What is the current water level of Maithon Dam?
As of July 30, 2026, Maithon Dam is at 42.0% of its capacity, holding approximately 198 hm³ of water, according to CWC data.
Is Maithon Dam reservoir full?
No. As of July 30, 2026, Maithon Dam is within its normal operating range at 42.0% of its capacity, so it is not full.
Is the water level at Maithon Dam rising or falling?
The level at Maithon Dam is falling — it dropped 8.9 percentage points over the latest week on record.
How much water can Maithon Dam hold?
Maithon Dam has a total capacity of 1,461 hm³, of which about 1,359 hm³ is usable storage.
Where is Maithon Dam reservoir located?
Maithon Dam is located in Jharkhand, India, within the Ganga basin (coordinates 23.950°N, 86.833°E).
What is Maithon Dam used for?
Maithon Dam is used primarily for multiple purposes, and is managed by DVC.