Peoria Lake water level today
Reservoir in Tazewell, Illinois · Illinois River
440.02ft
134.12 m · NGVD29
Measured · provisional
Below normal for the dateSteady
What this means
It is lower than on Oct 21 in 9 of the last 10 years.
The lake has fallen 0.19 ft in 7 days and fallen 0.12 ft in 30 days.
Since 2011, the lowest daily level was 438.24 ft (Jun 2020) and the highest 1,447.50 ft (Mar 2011).
Peoria Lake level chart
Loading chart…
Measured
Normal range for the date (middle 50% of past years)
Same date in past years
| Date | Level | vs today |
|---|---|---|
| Oct 21, 2025 | 440.34 ft | ▲ 0.32 ft |
| Oct 21, 2024 | 440.45 ft | ▲ 0.43 ft |
| Oct 21, 2023 | 440.08 ft | ▲ 0.06 ft |
| Oct 21, 2022 | 439.88 ft | ▼ 0.14 ft |
| Oct 21, 2021 | 440.27 ft | ▲ 0.25 ft |
| Oct 21, 2020 | 440.28 ft | ▲ 0.26 ft |
| Oct 21, 2019 | 440.67 ft | ▲ 0.65 ft |
| Oct 21, 2018 | 440.11 ft | ▲ 0.09 ft |
| Oct 21, 2017 | 441.10 ft | ▲ 1.08 ft |
| Oct 21, 2016 | 440.15 ft | ▲ 0.13 ft |
Records & details
- Highest
- 1,447.50 ft on Mar 30, 2011
- Lowest
- 438.24 ft on Jun 28, 2020
- Records from
- 2011 (16 years of daily data)
- Outflow
- 10,351 cfs (293.1 m³/s)
- Water temperature
- Not measured here
Weather & wind
This Afternoon74°F · Sunny
Wind SW 3 mph
Wind SW 3 mph
Tonight49°F · Clear
Wind WNW 1 mph
Wind WNW 1 mph
Thursday76°F · Sunny
Wind 0 mph
Wind 0 mph
Thursday Night49°F · Clear
Wind E 2 mph
Wind E 2 mph
Friday76°F · Sunny
Wind SE 1 to 6 mph
Wind SE 1 to 6 mph
Friday Night50°F · Mostly Clear
Wind SE 5 mph
Wind SE 5 mph
NOAA National Weather Service forecast for this lake's location, updated 2 h ago.