Reservoir · Ohio · United States · USACE CWMS
Berlin Lake, OH
93.1% full
Capacity
72.04 hm³
Volume stored
67 hm³
Coordinates
41.046°N, 81.002°W
Last updated
2026-06-12
Current fill
93.1%vs 7 days ago
0.0%stable
vs 1 year ago
-9.6%year-over-year
7-day trend
→stable
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: 2026-06-12.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 41.046, -81.002 · Open in Google Maps
About Berlin Lake, OH
As of June 12, 2026, Berlin Lake, OH is filled to 93.1% of its total capacity, holding roughly 67 hm³ of water out of a maximum 72 hm³. At this level the reservoir is high.
Over the most recent week on record the fill level has held broadly steady (+0.0 pts), and it is 9.6 points below its level on the same date a year earlier.
Across the readings we hold for Berlin Lake, OH — 325 data points between June 13, 2021 and June 12, 2026 — the level has ranged from a low of 53.4% (February 12, 2026) to a high of 105.0% (July 14, 2021). On average the reservoir is fullest around May and at its lowest around November.
It is operated by USACE primarily for multiple purposes. It lies within the Ohio basin at 41.046°N, 81.002°W.
Key facts
- Current fill level
- 93.1%
- Water stored
- 67 hm³
- Total capacity
- 72 hm³
- 7-day change
- No change
- Year-on-year
- ▼ 9.6 pts
- Primary use
- Multipurpose
- River basin
- Ohio
- Operator
- USACE
- Coordinates
- 41.046°N, 81.002°W
- Last updated
- June 12, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 12 Jun 2026 | 93.1% | 67 |
| 11 Jun 2026 | 93.1% | 67 |
| 10 Jun 2026 | 93.0% | 67 |
| 9 Jun 2026 | 93.6% | 67 |
| 8 Jun 2026 | 94.4% | 68 |
| 7 Jun 2026 | 95.3% | 69 |
| 6 Jun 2026 | 96.3% | 69 |
| 5 Jun 2026 | 97.3% | 70 |
| 4 Jun 2026 | 98.3% | 71 |
| 3 Jun 2026 | 99.3% | 72 |
| 2 Jun 2026 | 100.1% | 72 |
| 1 Jun 2026 | 101.1% | 73 |
Frequently asked questions
What is the current water level of Berlin Lake, OH?
As of June 12, 2026, Berlin Lake, OH is at 93.1% of its capacity, holding approximately 67 hm³ of water, according to USACE CWMS (US Army Corps of Engineers) data.
Is Berlin Lake, OH reservoir full?
No. As of June 12, 2026, Berlin Lake, OH is high at 93.1% of its capacity, so it is not full.
Is the water level at Berlin Lake, OH rising or falling?
The level at Berlin Lake, OH has been broadly stable over the latest week on record (0.0 points).
How much water can Berlin Lake, OH hold?
Berlin Lake, OH has a total capacity of 72 hm³.
Where is Berlin Lake, OH reservoir located?
Berlin Lake, OH is located in Ohio, United States, within the Ohio basin (coordinates 41.046°N, 81.002°W).
What is Berlin Lake, OH used for?
Berlin Lake, OH is used primarily for multiple purposes, and is managed by USACE.