Reservoir · Ohio · United States · USACE CWMS
Piedmont Lake
100.7% full
Capacity
42.56 hm³
Volume stored
43 hm³
Vs month average
99% of normal
Coordinates
40.192°N, 81.218°W
Last updated
2026-10-28
Current fill
100.7%vs 7 days ago
-0.8 pplosing
vs 1 year ago
N/A7-day trend
→stable
Drought context
Storage vs October average
99%of normal
100.7% full on 2026-10-28, against an average of 101.8% for October across 2 years of readings (-1.1 points).
Drought Monitor at this site · 20 October 2026
Nonenot in a drought category
Piedmont 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. Ohio 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. 40.192°N, 81.218°W · Open in Google Maps
About Piedmont Lake
As of October 28, 2026, Piedmont Lake is filled to 100.7% of its total capacity, holding 42.86 hm³ of water out of a maximum 42.56 hm³. At this level the reservoir is effectively full.
Over the most recent week on record the fill level has held broadly steady (-0.8 pp).
Across the readings we hold for Piedmont Lake — 93 data points between October 29, 2021 and October 28, 2026 — the level has ranged from a low of 69.5% (December 5, 2021) to a high of 104.3% (October 31, 2021).
It is operated by USACE primarily for multiple purposes. It is at 40.192°N, 81.218°W.
Key facts
- Current fill level
- 100.7% of total capacity
- Water stored
- 42.86 hm³
- Total capacity
- 42.56 hm³
- 7-day change
- ▼ 0.8 pp
- Primary use
- Multipurpose
- Operator
- USACE
- Coordinates
- 40.192°N, 81.218°W
- Last updated
- October 28, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 28 Oct 2026 | 100.7% | 42.86 |
| 27 Oct 2026 | 100.8% | 42.92 |
| 26 Oct 2026 | 100.9% | 42.95 |
| 25 Oct 2026 | 101.0% | 43 |
| 24 Oct 2026 | 101.2% | 43.06 |
| 23 Oct 2026 | 101.2% | 43.09 |
| 22 Oct 2026 | 101.4% | 43.15 |
| 21 Oct 2026 | 101.5% | 43.21 |
| 20 Oct 2026 | 101.6% | 43.26 |
| 19 Oct 2026 | 101.7% | 43.29 |
| 18 Oct 2026 | 101.9% | 43.35 |
| 17 Oct 2026 | 101.9% | 43.38 |