Gillham Lake Water Level Today
Arkansas · near Gillham · Near full pool
- Elevation
- 500.70 ft
- From full pool
- −1.30 ft
- Percent of pool
- 95.0%
- 24-hour change
- −0.02 ft
- 7-day change
- −0.19 ft
- Reading
- Sep 21, 2026 · USACE
Last year at Gillham Lake
Gillham Lake is 1.30 ft below full pool, at 500.70 ft, down 0.02 ft in the last 24 hours. That puts the lake at 95.0 percent of its conservation pool. The top of the flood pool is 68.3 ft higher, at 569.00 ft.
Over the last 7 days the level fell 0.19 ft, and over 30 days it fell 1.39 ft. In the 400 days of readings on this page the high was 510.80 ft on Feb 17, 2026 and the low was 500.66 ft on Aug 27, 2025, a range of 10.14 ft.
The reading is the U.S. Army Corps of Engineers gauge at Gillham Dam, near Gillham, 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.
Gillham Lake pool elevations
| Current elevation | 500.70 ft |
|---|---|
| Full pool (top of conservation) | 502.00 ft |
| Top of flood pool | 569.00 ft |
| Bottom of conservation pool | 464.50 ft |
| Top of dam | 586.00 ft |
| Inflow | 12 cfs |
| Outflow | 39 cfs |
| 30-day change | −1.39 ft |
| 1-year high | 510.80 ft (Feb 17, 2026) |
| 1-year low | 500.66 ft (Aug 27, 2025) |
| Vertical datum | NGVD29 |
| Operating agency | U.S. Army Corps of Engineers, SWL district |
Source: U.S. Army Corps of Engineers. Read what full pool and flood pool mean.
More lakes in Arkansas
- Bull Shoals Lake 655.26 ft, −5.74 ft from full
- Beaver Lake 1,113.71 ft, −7.72 ft from full
- Greers Ferry Lake 456.78 ft, −5.76 ft from full
- Norfork Lake 553.38 ft, −2.37 ft from full
- Lake Ouachita 570.96 ft, −7.04 ft from full
- DeGray Lake 401.69 ft, −6.31 ft from full
Gillham Lake level questions
What is the water level of Gillham Lake today?
Gillham Lake is at 500.70 ft as of Sep 21, 2026, −1.30 ft relative to full pool (502.00 ft). The 24-hour change is −0.02 ft.
What is full pool at Gillham Lake?
Full pool, the top of the conservation pool, is 502.00 ft (NGVD29). Above that, water is stored temporarily in the flood pool up to 569.00 ft. The bottom of the conservation pool is 464.50 ft.
Is Gillham Lake rising or falling?
Over the last 24 hours the level is −0.02 ft; over 7 days it fell 0.19 ft, and over 30 days it fell 1.39 ft.
Where does this Gillham Lake level come from?
From the U.S. Army Corps of Engineers (USACE) public data feed for Gillham Dam. Lake Levels Today republishes the agency's daily value without adjustment and links to the source below.