Reservoir · Tamil Nadu · India · CWC · SOUTHERN region
Papanasam (Manimuthar)
Papanasam Dam
26.8% full
Total capacity
148 hm³
Live storage
127 hm³
River
Tamirabarani
Basin
West Flowing
Primary use
multiple
Operator
TNPWD
Coordinates
8.733°N, 77.417°E
Last updated
2026-07-30
Current fill
26.8%vs 7 days ago
-2.5%losing
vs 1 year ago
-35.2%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: SOUTHERN.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 8.733, 77.417 · Open in Google Maps
About Papanasam Dam
As of July 30, 2026, Papanasam Dam is filled to 26.8% of its total capacity, holding roughly 42 hm³ of water out of a maximum 148 hm³. At this level the reservoir is low. Of that total, about 127 hm³ is usable (live) storage.
Over the most recent week on record the fill level has fallen by 2.5 percentage points, and it is 35.2 points below its level on the same date a year earlier.
Across the readings we hold for Papanasam Dam — 66 data points between April 3, 2025 and July 30, 2026 — the level has ranged from a low of 24.9% (June 4, 2026) to a high of 82.6% (December 26, 2025). On average the reservoir is fullest around December and at its lowest around May.
It is operated by TNPWD primarily for multiple purposes. It lies within the West Flowing basin at 8.733°N, 77.417°E.
Key facts
- Current fill level
- 26.8%
- Water stored
- 42 hm³
- Total capacity
- 148 hm³
- Usable capacity
- 127 hm³
- 7-day change
- ▼ 2.5 pts
- Year-on-year
- ▼ 35.2 pts
- Primary use
- Multipurpose
- River
- Tamirabarani
- River basin
- West Flowing
- Operator
- TNPWD
- Coordinates
- 8.733°N, 77.417°E
- Last updated
- July 30, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 30 Jul 2026 | 26.8% | 42 |
| 23 Jul 2026 | 29.3% | 46 |
| 16 Jul 2026 | 31.2% | 49 |
| 9 Jul 2026 | 32.6% | 51 |
| 2 Jul 2026 | 33.6% | 52 |
| 25 Jun 2026 | 34.5% | 54 |
| 4 Jun 2026 | 24.9% | 39 |
| 31 May 2026 | 45.4% | 71 |
| 29 May 2026 | 28.2% | 44 |
| 21 May 2026 | 30.8% | 48 |
| 14 May 2026 | 34.5% | 54 |
| 7 May 2026 | 34.8% | 54 |
Frequently asked questions
What is the current water level of Papanasam Dam?
As of July 30, 2026, Papanasam Dam is at 26.8% of its capacity, holding approximately 42 hm³ of water, according to CWC data.
Is Papanasam Dam reservoir full?
No. As of July 30, 2026, Papanasam Dam is low at 26.8% of its capacity, so it is not full.
Is the water level at Papanasam Dam rising or falling?
The level at Papanasam Dam is falling — it dropped 2.5 percentage points over the latest week on record.
How much water can Papanasam Dam hold?
Papanasam Dam has a total capacity of 148 hm³, of which about 127 hm³ is usable storage.
Where is Papanasam Dam reservoir located?
Papanasam Dam is located in Tamil Nadu, India, within the West Flowing basin (coordinates 8.733°N, 77.417°E).
What is Papanasam Dam used for?
Papanasam Dam is used primarily for multiple purposes, and is managed by TNPWD.