LakeLevelIs Allegheny Reservoir low right now?
Allegheny Reservoir was at 1,322.60 ft on October 10, 2026, 0.41 ft below its full pool of 1,323.0 ft. That is 8.18 ft above the typical level for October 10, within the normal range. Over the past week the lake has been falling about 0.50 ft a day.
Allegheny Reservoir on Oct 10 in past years
Daily levels, last two weeks
| Date | Level (ft) | Change | vs full pool |
|---|---|---|---|
| Oct 10 | 1,322.92 | −0.53 | −0.1 |
| Oct 9 | 1,323.45 | −0.43 | +0.4 |
| Oct 8 | 1,323.88 | −0.53 | +0.9 |
| Oct 7 | 1,324.41 | −0.50 | +1.4 |
| Oct 6 | 1,324.91 | −0.43 | +1.9 |
| Oct 5 | 1,325.34 | −0.55 | +2.3 |
| Oct 4 | 1,325.89 | −0.55 | +2.9 |
| Oct 3 | 1,326.44 | −0.45 | +3.4 |
| Oct 2 | 1,326.89 | −0.42 | +3.9 |
| Oct 1 | 1,327.31 | −0.18 | +4.3 |
| Sep 30 | 1,327.49 | −0.20 | +4.5 |
| Sep 29 | 1,327.69 | −0.17 | +4.7 |
| Sep 28 | 1,327.86 | −0.17 | +4.8 |
| Sep 27 | 1,328.03 | −0.17 | +5.0 |
About Allegheny Reservoir
- Full pool
- 1,323.0 ft (Top of Conservation)
- 10-year range
- 1,296.4 ft (October 30, 2025) to 1,340.5 ft (April 15, 2024)
- Data
- U.S. Geological Survey — USGS 03012520
- Datum
- NAVD88
Lakes near Allegheny Reservoir
- Seneca Power Upper ReservoirPennsylvania · 0 mi 2,068.2 ft +27.2 wkHigher than usual for this time of year
- East Branch Clarion LakePennsylvania · 28 mi 1,650.9 ft −1.6 wkAt full pool
- Chautauqua LakeNew York · 30 mi 1,307.5 ft −0.1 wkNormal for this time of year
- Tionesta LakePennsylvania · 34 mi 1,090.0 ft −0.4 wk5.4 ft above full pool
- Union City LakePennsylvania · 46 mi 1,217.4 ft −2.0 wk7.7 ft above full pool
- Woodcock Creek LakePennsylvania · 57 mi 1,167.7 ft −4.9 wkLower than usual for this time of year
Questions
Is Allegheny Reservoir low right now?
Allegheny Reservoir was at 1,322.60 ft on October 10, 2026, 0.41 ft below its full pool of 1,323.0 ft. That is 8.18 ft above the typical level for October 10, within the normal range. Over the past week the lake has been falling about 0.50 ft a day.
What is full pool for Allegheny Reservoir?
Full pool (Top of Conservation) is 1,323.0 ft above sea level, per U.S. Army Corps of Engineers. Levels above it mean the operator is storing flood water; levels below it are normal in late summer and winter drawdowns.
How often is the Allegheny Reservoir level updated?
The operator reports every 15 minutes to an hour. This page refreshes several times a day; the time of the latest reading is shown next to the level.
Where does this data come from?
U.S. Geological Survey (USGS 03012520). Readings are provisional and can be revised.