Dewey Lake Water Level Today
Kentucky · near Van Lear · At full pool
- Elevation
- 650.45 ft
- From full pool
- +0.45 ft
- Percent of pool
- 107.9%
- 24-hour change
- −0.02 ft
- 7-day change
- −0.06 ft
- Reading
- Sep 21, 2026 · USACE
Last year at Dewey Lake
Dewey Lake is at full pool, 650.45 ft, down 0.02 ft in the last 24 hours. That puts the lake at 107.9 percent of its conservation pool. The top of the flood pool is 35.5 ft higher, at 686.00 ft.
Over the last 7 days the level fell 0.06 ft, and over 30 days it fell 0.05 ft. In the 399 days of readings on this page the high was 651.56 ft on Jul 13, 2026 and the low was 640.03 ft on Feb 24, 2026, a range of 11.53 ft.
The reading is the U.S. Army Corps of Engineers gauge, near Van Lear, taken Sep 21, 2026 and referenced to the NGVD29 datum. This page is rebuilt once a day from the agency feed; it is not a live gauge, so during a fast rise or a scheduled release check the USACE page for hourly values.
Dewey Lake pool elevations
| Current elevation | 650.45 ft |
|---|---|
| Full pool (top of conservation) | 650.00 ft |
| Top of flood pool | 686.00 ft |
| Bottom of conservation pool | 644.30 ft |
| Top of dam | 718.00 ft |
| Inflow | 0 cfs |
| Outflow | 27 cfs |
| Water temperature | 79.5 °F |
| 30-day change | −0.05 ft |
| 1-year high | 651.56 ft (Jul 13, 2026) |
| 1-year low | 640.03 ft (Feb 24, 2026) |
| Vertical datum | NGVD29 |
| Operating agency | U.S. Army Corps of Engineers, LRH district |
Source: U.S. Army Corps of Engineers. Read what full pool and flood pool mean.
More lakes in Kentucky
- Lake Cumberland 698.89 ft, −24.11 ft from full
- Kentucky Lake 355.30 ft
- Lake Barkley 355.50 ft, −3.50 ft from full
- Rough River Lake 490.09 ft, −4.91 ft from full
- Barren River Lake 551.90 ft, −0.10 ft from full
- Buckhorn Lake 781.58 ft, −0.42 ft from full
Dewey Lake level questions
What is the water level of Dewey Lake today?
Dewey Lake is at 650.45 ft as of Sep 21, 2026, +0.45 ft relative to full pool (650.00 ft). The 24-hour change is −0.02 ft.
What is full pool at Dewey Lake?
Full pool, the top of the conservation pool, is 650.00 ft (NGVD29). Above that, water is stored temporarily in the flood pool up to 686.00 ft. The bottom of the conservation pool is 644.30 ft.
Is Dewey Lake rising or falling?
Over the last 24 hours the level is −0.02 ft; over 7 days it fell 0.06 ft, and over 30 days it fell 0.05 ft.
Where does this Dewey Lake level come from?
From the U.S. Army Corps of Engineers (USACE) public data feed for Dewey Lake. Lake Levels Today republishes the agency's daily value without adjustment and links to the source below.