As of Nov 4, 2026, 6:00 AM CST, Foss Lake is at 1,637.81 ft, 4.19 ft below full pool. The level has risen 0.08 ft over the last 7 days.
Level Full pool
| Date | Elevation | Daily change | Storage |
|---|---|---|---|
| Nov 4, 2026 | 1,637.81 ft | 0.00 ft | 142,623 acre-ft |
| Nov 3, 2026 | 1,637.81 ft | −0.06 ft | 142,623 acre-ft |
| Nov 2, 2026 | 1,637.87 ft | +0.09 ft | 142,979 acre-ft |
| Nov 1, 2026 | 1,637.78 ft | −0.01 ft | 142,445 acre-ft |
| Oct 31, 2026 | 1,637.79 ft | 0.00 ft | 142,505 acre-ft |
| Oct 30, 2026 | 1,637.79 ft | +0.07 ft | 142,505 acre-ft |
| Oct 29, 2026 | 1,637.72 ft | −0.01 ft | 142,090 acre-ft |
| Oct 28, 2026 | 1,637.73 ft | −0.01 ft | 142,149 acre-ft |
| Oct 27, 2026 | 1,637.74 ft | −0.01 ft | 142,208 acre-ft |
| Oct 26, 2026 | 1,637.75 ft | +0.01 ft | 142,267 acre-ft |
| Oct 25, 2026 | 1,637.74 ft | −0.02 ft | 142,208 acre-ft |
| Oct 24, 2026 | 1,637.76 ft | −0.01 ft | 142,327 acre-ft |
| Oct 23, 2026 | 1,637.77 ft | −0.01 ft | 142,386 acre-ft |
| Oct 22, 2026 | 1,637.78 ft | −0.02 ft | 142,445 acre-ft |
Foss Lake is not full: at 1,637.81 ft it is 4.19 ft below full pool (1,642.00 ft). Over the last 7 days the level changed by +0.08 ft.
In the 366 days we have on record (Nov 3, 2025 to Nov 4, 2026), the highest level was 1,641.34 ft on Nov 3, 2025 and the lowest was 1,637.61 ft on Oct 13, 2026.
The reservoir held 142,623 acre-ft of water at the last reading (Nov 4, 2026, 6:00 AM CST).
1,637.81 ft as of Nov 4, 2026, 6:00 AM CST, reported by the U.S. Army Corps of Engineers.
1,642.00 ft, according to the official source linked on this page.
Every 3 hours. The gauge reports every 15 minutes.
In the period we have (since Nov 3, 2025): 1,641.34 ft and 1,637.61 ft.
Data: U.S. Army Corps of Engineers, station FOSS (official page). Full pool: official source. For information only. Not for navigation or flood safety decisions. Check the official source. LakeLevelHQ is not affiliated with any government agency.