Mason Reservoir water level today
Reservoir in Baker, Oregon · Powder River
3,982.91ft
1,213.99 m · NGVD29
Measured · provisional
Much below normal for the date
What this means
Mason Reservoir is 79.46 ft below its full pool of 4,062.37 ft.
It is lower than on Oct 21 in 9 of the last 10 years.
The lake has fallen 0.55 ft in 7 days and fallen 2.43 ft in 30 days.
Since 1990, the lowest daily level was 2,589.28 ft (May 2023) and the highest 5,210.71 ft (Sep 2022).
Mason 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 21, 2025 | 4,021.07 ft | ▲ 38.16 ft |
| Oct 21, 2024 | 4,017.51 ft | ▲ 34.60 ft |
| Oct 21, 2023 | 4,026.28 ft | ▲ 43.37 ft |
| Oct 21, 2022 | 3,985.45 ft | ▲ 2.54 ft |
| Oct 21, 2021 | 3,976.48 ft | ▼ 6.43 ft |
| Oct 19, 2020 | 3,998.78 ft | ▲ 15.87 ft |
| Oct 21, 2019 | 4,017.00 ft | ▲ 34.09 ft |
| Oct 21, 2018 | 3,998.17 ft | ▲ 15.26 ft |
| Oct 21, 2017 | 4,035.33 ft | ▲ 52.42 ft |
| Oct 21, 2016 | 3,989.58 ft | ▲ 6.67 ft |
Records & details
- Highest
- 5,210.71 ft on Sep 15, 2022
- Lowest
- 2,589.28 ft on May 24, 2023
- Records from
- 1990 (37 years of daily data)
- Full pool
- 4,062.37 ft (top of conservation pool, U.S. Army Corps of Engineers)
- Outflow
- 10.8 cfs (0.31 m³/s)
- Water temperature
- Not measured here
Weather & wind
This Afternoon71°F · Sunny
Wind ESE 5 mph
Wind ESE 5 mph
Tonight39°F · Chance Rain Showers
Wind NE 2 mph
Wind NE 2 mph
Thursday66°F · Showers And Thunderstorms
Wind E 0 to 3 mph
Wind E 0 to 3 mph
Thursday Night28°F · Showers And Thunderstorms
Wind W 0 to 9 mph
Wind W 0 to 9 mph
Friday54°F · Slight Chance Snow Showers then Mostly Sunny
Wind NW 7 to 12 mph
Wind NW 7 to 12 mph
Friday Night19°F · Mostly Clear
Wind SW 0 to 7 mph
Wind SW 0 to 7 mph
NOAA National Weather Service forecast for this lake's location, updated 1 h ago.