Reservoir · West Virginia · United States · USACE CWMS
Tygart Lake
54.6% full
Capacity
260.74 hm³
Volume stored
142 hm³
Coordinates
39.313°N, 80.033°W
Last updated
2026-09-11
Current fill
54.6%vs 7 days ago
+1.7%gaining
vs 1 year ago
N/A7-day trend
↑rising
Data source: USACE CWMS — US Army Corps of Engineers — daily reservoir storage volume. Design capacity is unavailable for this site, so fill % is estimated against the 5-year maximum storage and may overstate fullness. Last reading: 2026-09-11.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 39.313, -80.033 · Open in Google Maps
About Tygart Lake
As of September 11, 2026, Tygart Lake is filled to 54.6% of its total capacity, holding roughly 142 hm³ of water out of a maximum 261 hm³. At this level the reservoir is within its normal operating range.
Over the most recent week on record the fill level has risen by 1.7 percentage points.
Across the readings we hold for Tygart Lake — 329 data points between September 12, 2021 and September 11, 2026 — the level has ranged from a low of 14.1% (February 2, 2022) to a high of 100.0% (July 23, 2026). On average the reservoir is fullest around May and at its lowest around December.
It is operated by USACE primarily for multiple purposes. It lies within the West Virginia basin at 39.313°N, 80.033°W.
Key facts
- Current fill level
- 54.6%
- Water stored
- 142 hm³
- Total capacity
- 261 hm³
- 7-day change
- ▲ 1.7 pts
- Primary use
- Multipurpose
- River basin
- West Virginia
- Operator
- USACE
- Coordinates
- 39.313°N, 80.033°W
- Last updated
- September 11, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 11 Sep 2026 | 54.6% | 142 |
| 10 Sep 2026 | 54.7% | 143 |
| 9 Sep 2026 | 54.9% | 143 |
| 8 Sep 2026 | 55.4% | 145 |
| 7 Sep 2026 | 57.0% | 149 |
| 6 Sep 2026 | 55.4% | 144 |
| 5 Sep 2026 | 53.6% | 140 |
| 4 Sep 2026 | 52.9% | 138 |
| 3 Sep 2026 | 52.9% | 138 |
| 2 Sep 2026 | 53.1% | 139 |
| 1 Sep 2026 | 53.3% | 139 |
| 31 Aug 2026 | 53.4% | 139 |