Reservoir · Kentucky · United States · USACE CWMS
Nolin Lake
64.0% full
Capacity
329.95 hm³
Volume stored
211 hm³
Coordinates
37.277°N, 86.245°W
Last updated
2026-07-29
Current fill
64.0%vs 7 days ago
0.0%stable
vs 1 year ago
+6.7%year-over-year
7-day trend
→stable
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: 2026-07-29.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 37.277, -86.245 · Open in Google Maps
About Nolin Lake
As of July 29, 2026, Nolin Lake is filled to 64.0% of its total capacity, holding roughly 211 hm³ of water out of a maximum 330 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 (+0.0 pts), and it is 6.7 points above its level on the same date a year earlier.
Across the readings we hold for Nolin Lake — 325 data points between July 31, 2021 and July 29, 2026 — the level has ranged from a low of 32.3% (February 16, 2022) to a high of 100.0% (June 30, 2026). On average the reservoir is fullest around July and at its lowest around April.
It is operated by USACE primarily for multiple purposes. It lies within the Kentucky basin at 37.277°N, 86.245°W.
Key facts
- Current fill level
- 64.0%
- Water stored
- 211 hm³
- Total capacity
- 330 hm³
- 7-day change
- No change
- Year-on-year
- ▲ 6.7 pts
- Primary use
- Multipurpose
- River basin
- Kentucky
- Operator
- USACE
- Coordinates
- 37.277°N, 86.245°W
- Last updated
- July 29, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 29 Jul 2026 | 64.0% | 211 |
| 28 Jul 2026 | 64.0% | 211 |
| 27 Jul 2026 | 64.0% | 211 |
| 26 Jul 2026 | 64.1% | 212 |
| 25 Jul 2026 | 65.1% | 215 |
| 24 Jul 2026 | 66.3% | 219 |
| 23 Jul 2026 | 67.4% | 222 |
| 22 Jul 2026 | 66.9% | 221 |
| 21 Jul 2026 | 65.9% | 217 |
| 20 Jul 2026 | 66.2% | 218 |
| 19 Jul 2026 | 66.5% | 219 |
| 18 Jul 2026 | 67.6% | 223 |
Frequently asked questions
What is the current water level of Nolin Lake?
As of July 29, 2026, Nolin Lake is at 64.0% of its capacity, holding approximately 211 hm³ of water, according to USACE CWMS (US Army Corps of Engineers) data.
Is Nolin Lake reservoir full?
No. As of July 29, 2026, Nolin Lake is within its normal operating range at 64.0% of its capacity, so it is not full.
Is the water level at Nolin Lake rising or falling?
The level at Nolin Lake has been broadly stable over the latest week on record (0.0 points).
How much water can Nolin Lake hold?
Nolin Lake has a total capacity of 330 hm³.
Where is Nolin Lake reservoir located?
Nolin Lake is located in Kentucky, United States, within the Kentucky basin (coordinates 37.277°N, 86.245°W).
What is Nolin Lake used for?
Nolin Lake is used primarily for multiple purposes, and is managed by USACE.