Reservoir · West Virginia · United States · USACE CWMS
Summersville Lake
68.6% full
Capacity
236.26 hm³
Volume stored
162 hm³
Vs month average
105% of normal
Coordinates
38.223°N, 80.890°W
Last updated
2026-10-15
Current fill
68.6%vs 7 days ago
+0.4%gaining
vs 1 year ago
N/A7-day trend
→stable
Drought context
Storage vs October average
105%of normal
68.6% full on 2026-10-15, against an average of 65.1% for October across 2 years of readings (+3.5 points).
Drought Monitor at this site · 13 October 2026
Nonenot in a drought category
Summersville Lake's coordinates fall outside every category on the weekly U.S. Drought Monitor map. That describes local conditions — rainfall, soil moisture, streamflow — not the reservoir's storage. West Virginia drought figures →
Data source: USACE CWMS — US Army Corps of Engineers — daily reservoir storage volume. Capacity is the design (normal full-pool) capacity from the US National Inventory of Dams (NID); fill % = current volume ÷ design capacity. Last reading: 2026-10-15.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 38.223, -80.890 · Open in Google Maps
About Summersville Lake
As of October 15, 2026, Summersville Lake is filled to 68.6% of its total capacity, holding roughly 162 hm³ of water out of a maximum 236 hm³. At this level the reservoir is within its normal operating range.
Over the most recent week on record the fill level has held broadly steady (+0.4 pts).
Across the readings we hold for Summersville Lake — 100 data points between October 16, 2021 and October 15, 2026 — the level has ranged from a low of 8.8% (December 7, 2021) to a high of 93.6% (September 5, 2026).
It is operated by USACE primarily for multiple purposes. It lies within the West Virginia basin at 38.223°N, 80.890°W.
Key facts
- Current fill level
- 68.6%
- Water stored
- 162 hm³
- Total capacity
- 236 hm³
- 7-day change
- ▲ 0.4 pts
- Primary use
- Multipurpose
- River basin
- West Virginia
- Operator
- USACE
- Coordinates
- 38.223°N, 80.890°W
- Last updated
- October 15, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 15 Oct 2026 | 68.6% | 162 |
| 14 Oct 2026 | 66.6% | 157 |
| 13 Oct 2026 | 65.0% | 153 |
| 12 Oct 2026 | 62.3% | 147 |
| 11 Oct 2026 | 61.1% | 144 |
| 10 Oct 2026 | 63.4% | 150 |
| 9 Oct 2026 | 65.9% | 156 |
| 8 Oct 2026 | 68.2% | 161 |
| 7 Oct 2026 | 68.2% | 161 |
| 6 Oct 2026 | 68.6% | 162 |
| 5 Oct 2026 | 69.1% | 163 |
| 4 Oct 2026 | 71.3% | 168 |