Reservoir · Kentucky · United States · USACE CWMS
Cave Run Lake
69.6% full
Capacity
399.08 hm³
Volume stored
278 hm³
Coordinates
38.118°N, 83.532°W
Last updated
2026-07-29
Current fill
69.6%vs 7 days ago
-0.1%losing
vs 1 year ago
-1.6%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. 38.118, -83.532 · Open in Google Maps
About Cave Run Lake
As of July 29, 2026, Cave Run Lake is filled to 69.6% of its total capacity, holding roughly 278 hm³ of water out of a maximum 399 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 (-0.1 pts), and it is 1.6 points below its level on the same date a year earlier.
Across the readings we hold for Cave Run Lake — 325 data points between July 31, 2021 and July 29, 2026 — the level has ranged from a low of 55.0% (December 3, 2021) to a high of 100.0% (January 12, 2022). On average the reservoir is fullest around January and at its lowest around December.
It is operated by USACE primarily for multiple purposes. It lies within the Kentucky basin at 38.118°N, 83.532°W.
Key facts
- Current fill level
- 69.6%
- Water stored
- 278 hm³
- Total capacity
- 399 hm³
- 7-day change
- ▼ 0.1 pts
- Year-on-year
- ▼ 1.6 pts
- Primary use
- Multipurpose
- River basin
- Kentucky
- Operator
- USACE
- Coordinates
- 38.118°N, 83.532°W
- Last updated
- July 29, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 29 Jul 2026 | 69.6% | 278 |
| 28 Jul 2026 | 69.7% | 278 |
| 27 Jul 2026 | 69.8% | 279 |
| 26 Jul 2026 | 69.9% | 279 |
| 25 Jul 2026 | 70.0% | 279 |
| 24 Jul 2026 | 70.2% | 280 |
| 23 Jul 2026 | 70.3% | 281 |
| 22 Jul 2026 | 70.5% | 281 |
| 21 Jul 2026 | 70.5% | 281 |
| 20 Jul 2026 | 70.5% | 281 |
| 19 Jul 2026 | 70.5% | 281 |
| 18 Jul 2026 | 70.4% | 281 |
Frequently asked questions
What is the current water level of Cave Run Lake?
As of July 29, 2026, Cave Run Lake is at 69.6% of its capacity, holding approximately 278 hm³ of water, according to USACE CWMS (US Army Corps of Engineers) data.
Is Cave Run Lake reservoir full?
No. As of July 29, 2026, Cave Run Lake is within its normal operating range at 69.6% of its capacity, so it is not full.
Is the water level at Cave Run Lake rising or falling?
The level at Cave Run Lake has been broadly stable over the latest week on record (-0.1 points).
How much water can Cave Run Lake hold?
Cave Run Lake has a total capacity of 399 hm³.
Where is Cave Run Lake reservoir located?
Cave Run Lake is located in Kentucky, United States, within the Kentucky basin (coordinates 38.118°N, 83.532°W).
What is Cave Run Lake used for?
Cave Run Lake is used primarily for multiple purposes, and is managed by USACE.