Loyalhanna Lake water level today
Reservoir in Westmoreland, Pennsylvania · Loyalhanna Creek
923.39ft
281.45 m · NAVD88
Measured · provisional
Above normal for the dateRising
What this means
Loyalhanna Lake is 13.87 ft above its full pool of 909.52 ft.
It is lower than on Oct 21 in 2 of the last 10 years.
The lake has fallen 5.47 ft in 7 days and fallen 8.64 ft in 30 days.
Since 2013, the lowest daily level was 916.94 ft (Jan 2020) and the highest 955.93 ft (Sep 2018).
Loyalhanna Lake 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 21, 2025 | 923.95 ft | ▲ 0.56 ft |
| Oct 21, 2024 | 922.38 ft | ▼ 1.01 ft |
| Oct 21, 2023 | 923.30 ft | ▼ 0.09 ft |
| Oct 21, 2022 | 922.49 ft | ▼ 0.90 ft |
| Oct 21, 2021 | 923.08 ft | ▼ 0.31 ft |
| Oct 21, 2020 | 922.97 ft | ▼ 0.42 ft |
| Oct 21, 2019 | 923.04 ft | ▼ 0.35 ft |
| Oct 21, 2018 | 922.78 ft | ▼ 0.61 ft |
| Oct 21, 2017 | 922.86 ft | ▼ 0.53 ft |
| Oct 21, 2016 | 926.86 ft | ▲ 3.47 ft |
Records & details
- Highest
- 955.93 ft on Sep 11, 2018
- Lowest
- 916.94 ft on Jan 11, 2020
- Records from
- 2013 (13 years of daily data)
- Full pool
- 909.52 ft (top of conservation pool, U.S. Army Corps of Engineers)
- Storage
- 3,592 acre-ft
- Inflow
- 368 cfs (10.4 m³/s)
- Outflow
- 240 cfs (6.80 m³/s)
- Water temperature
- Not measured here
Weather & wind
Tonight33°F · Mostly Clear then Areas Of Frost
Wind 0 mph
Wind 0 mph
Thursday64°F · Areas Of Frost then Sunny
Wind N 0 to 6 mph
Wind N 0 to 6 mph
Thursday Night40°F · Mostly Clear
Wind N 0 to 3 mph
Wind N 0 to 3 mph
Friday63°F · Mostly Sunny
Wind NE 0 to 5 mph
Wind NE 0 to 5 mph
Friday Night32°F · Clear
Wind E 5 mph
Wind E 5 mph
Saturday65°F · Sunny
Wind SE 2 mph
Wind SE 2 mph
NOAA National Weather Service forecast for this lake's location, updated 19 min ago.