Reservoir · Kentucky · United States · USACE CWMS
Barren River Lake Dam
89.1% full
Capacity
349.57 hm³
Volume stored
311 hm³
Coordinates
36.897°N, 86.125°W
Last updated
2026-07-29
Current fill
89.1%vs 7 days ago
-0.3%losing
vs 1 year ago
+25.4%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. 36.897, -86.125 · Open in Google Maps
About Barren River Lake Dam
As of July 29, 2026, Barren River Lake Dam is filled to 89.1% of its total capacity, holding roughly 311 hm³ of water out of a maximum 350 hm³. At this level the reservoir is high.
Over the most recent week on record the fill level has held broadly steady (-0.3 pts), and it is 25.4 points above its level on the same date a year earlier.
Across the readings we hold for Barren River Lake Dam — 325 data points between July 31, 2021 and July 29, 2026 — the level has ranged from a low of 28.6% (December 2, 2021) to a high of 100.0% (October 18, 2021). On average the reservoir is fullest around October and at its lowest around December.
It is operated by USACE primarily for multiple purposes. It lies within the Kentucky basin at 36.897°N, 86.125°W.
Key facts
- Current fill level
- 89.1%
- Water stored
- 311 hm³
- Total capacity
- 350 hm³
- 7-day change
- ▼ 0.3 pts
- Year-on-year
- ▲ 25.4 pts
- Primary use
- Multipurpose
- River basin
- Kentucky
- Operator
- USACE
- Coordinates
- 36.897°N, 86.125°W
- Last updated
- July 29, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 29 Jul 2026 | 89.1% | 311 |
| 28 Jul 2026 | 89.4% | 313 |
| 27 Jul 2026 | 90.0% | 315 |
| 26 Jul 2026 | 90.1% | 315 |
| 25 Jul 2026 | 90.1% | 315 |
| 24 Jul 2026 | 89.9% | 314 |
| 23 Jul 2026 | 89.8% | 314 |
| 22 Jul 2026 | 89.4% | 312 |
| 21 Jul 2026 | 88.4% | 309 |
| 20 Jul 2026 | 88.3% | 309 |
| 19 Jul 2026 | 88.1% | 308 |
| 18 Jul 2026 | 87.8% | 307 |
Frequently asked questions
What is the current water level of Barren River Lake Dam?
As of July 29, 2026, Barren River Lake Dam is at 89.1% of its capacity, holding approximately 311 hm³ of water, according to USACE CWMS (US Army Corps of Engineers) data.
Is Barren River Lake Dam reservoir full?
No. As of July 29, 2026, Barren River Lake Dam is high at 89.1% of its capacity, so it is not full.
Is the water level at Barren River Lake Dam rising or falling?
The level at Barren River Lake Dam has been broadly stable over the latest week on record (-0.3 points).
How much water can Barren River Lake Dam hold?
Barren River Lake Dam has a total capacity of 350 hm³.
Where is Barren River Lake Dam reservoir located?
Barren River Lake Dam is located in Kentucky, United States, within the Kentucky basin (coordinates 36.897°N, 86.125°W).
What is Barren River Lake Dam used for?
Barren River Lake Dam is used primarily for multiple purposes, and is managed by USACE.