Allegheny Reservoir water level today
Reservoir in Warren, Pennsylvania · Allegheny River
1,318.97ft
402.02 m · NAVD88
Measured · provisional
Above normal for the dateSteady
What this means
Allegheny Reservoir is 0.21 ft above its full pool of 1,318.76 ft.
It is lower than on Oct 22 in 2 of the last 10 years.
The lake has fallen 2.06 ft in 7 days and fallen 9.83 ft in 30 days.
Since 2013, the lowest daily level was 1,296.42 ft (Oct 2025) and the highest 1,340.49 ft (Apr 2024).
Allegheny Reservoir level chart
Loading chart…
Measured
Normal range for the date (middle 50% of past years)
Full pool
Same date in past years
| Date | Level | vs today |
|---|---|---|
| Oct 22, 2025 | 1,297.54 ft | ▼ 21.43 ft |
| Oct 22, 2024 | 1,313.78 ft | ▼ 5.19 ft |
| Oct 22, 2023 | 1,310.68 ft | ▼ 8.29 ft |
| Oct 22, 2022 | 1,311.91 ft | ▼ 7.06 ft |
| Oct 22, 2021 | 1,321.14 ft | ▲ 2.17 ft |
| Oct 22, 2020 | 1,301.35 ft | ▼ 17.62 ft |
| Oct 22, 2019 | 1,309.56 ft | ▼ 9.41 ft |
| Oct 22, 2018 | 1,320.07 ft | ▲ 1.10 ft |
| Oct 22, 2017 | 1,312.25 ft | ▼ 6.72 ft |
| Oct 22, 2016 | 1,312.37 ft | ▼ 6.60 ft |
Records & details
- Highest
- 1,340.49 ft on Apr 16, 2024
- Lowest
- 1,296.42 ft on Oct 30, 2025
- Records from
- 2013 (13 years of daily data)
- Full pool
- 1,318.76 ft (top of conservation pool, U.S. Army Corps of Engineers)
- Storage
- 475,855 acre-ft
- Inflow
- 1,456 cfs (41.2 m³/s)
- Outflow
- 2,289 cfs (64.8 m³/s)
- Water temperature
- Not measured here
Weather & wind
Tonight30°F · Mostly Clear then Widespread Frost
Wind N 5 mph
Wind N 5 mph
Thursday60°F · Widespread Frost then Sunny
Wind N 3 to 8 mph
Wind N 3 to 8 mph
Thursday Night30°F · Partly Cloudy then Patchy Fog
Wind NE 3 to 7 mph
Wind NE 3 to 7 mph
Friday58°F · Widespread Frost then Sunny
Wind E 3 mph
Wind E 3 mph
Friday Night27°F · Widespread Frost
Wind E 5 mph
Wind E 5 mph
Saturday61°F · Widespread Frost then Sunny
Wind SE 5 mph
Wind SE 5 mph
NOAA National Weather Service forecast for this lake's location, updated 2 h ago.