Reservoir · West Virginia · United States · USACE CWMS
Summersville Lake
69.3% full
Capacity
236.26 hm³
Volume stored
164 hm³
Vs month average
99% of normal
Coordinates
38.223°N, 80.890°W
Last updated
2026-10-28
Current fill
69.3%vs 7 days ago
-8.6 pplosing
vs 1 year ago
N/A7-day trend
↓falling
Drought context
Storage vs October average
99%of normal
69.3% full on 2026-10-28, against an average of 69.8% for October across 2 years of readings (-0.5 points).
Drought Monitor at this site · 20 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: 2026-10-28.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 38.223°N, 80.890°W · Open in Google Maps
About Summersville Lake
As of October 28, 2026, Summersville Lake is filled to 69.3% of its total capacity, holding 163.7 hm³ of water out of a maximum 236.26 hm³. At this level the reservoir is within its normal operating range.
Over the most recent week on record the fill level has fallen by 8.6 percentage points.
Across the readings we hold for Summersville Lake — 100 data points between October 29, 2021 and October 28, 2026 — the level has ranged from a low of 8.2% (December 8, 2021) to a high of 90.7% (September 12, 2026).
It is operated by USACE primarily for multiple purposes. It is at 38.223°N, 80.890°W.
Key facts
- Current fill level
- 69.3% of total capacity
- Water stored
- 163.7 hm³
- Total capacity
- 236.26 hm³
- 7-day change
- ▼ 8.6 pp
- Primary use
- Multipurpose
- Operator
- USACE
- Coordinates
- 38.223°N, 80.890°W
- Last updated
- October 28, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 28 Oct 2026 | 69.3% | 163.7 |
| 27 Oct 2026 | 69.7% | 164.6 |
| 26 Oct 2026 | 70.0% | 165.5 |
| 25 Oct 2026 | 70.4% | 166.25 |
| 24 Oct 2026 | 70.5% | 166.65 |
| 23 Oct 2026 | 71.5% | 168.93 |
| 22 Oct 2026 | 74.8% | 176.75 |
| 21 Oct 2026 | 77.9% | 183.94 |
| 20 Oct 2026 | 77.4% | 182.84 |
| 19 Oct 2026 | 76.1% | 179.77 |
| 18 Oct 2026 | 75.2% | 177.75 |
| 17 Oct 2026 | 75.3% | 177.83 |