Illinois River at Peoria Lock and Dam
Critical Stages
444' - Action
447' - Flood
449' - Moderate
455' - Major
Latest Observation
Updated: 6:00 PM CST 12/14/25
Status: No Flooding
Stage: 431.62 ft
Flow: 4.96 kcfs
Forecast
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 12 AM 12/15 | 431.4 | 4.71 |
| 6 AM 12/15 | 431.3 | 4.61 |
| 12 PM 12/15 | 431.2 | 4.5 |
| 6 PM 12/15 | 431.2 | 4.5 |
| 12 AM 12/16 | 431.1 | 4.27 |
| 6 AM 12/16 | 431 | 4.04 |
| 12 PM 12/16 | 431 | 4.04 |
| 6 PM 12/16 | 430.9 | 3.83 |
| 12 AM 12/17 | 430.9 | 3.83 |
| 6 AM 12/17 | 430.9 | 3.83 |
| 12 PM 12/17 | 430.9 | 3.83 |
| 6 PM 12/17 | 430.9 | 3.83 |
| 12 AM 12/18 | 430.9 | 3.83 |
| 6 AM 12/18 | 430.9 | 3.83 |
| 12 PM 12/18 | 430.9 | 3.83 |
| 6 PM 12/18 | 430.9 | 3.83 |
| 12 AM 12/19 | 431 | 4.04 |
| 6 AM 12/19 | 431.1 | 4.27 |
| 12 PM 12/19 | 431.4 | 4.71 |
| 6 PM 12/19 | 431.6 | 4.93 |
| 12 AM 12/20 | 431.9 | 5.29 |
| 6 AM 12/20 | 432.2 | 5.66 |
| 12 PM 12/20 | 432.6 | 6.19 |
| 6 PM 12/20 | 432.9 | 6.62 |
| 12 AM 12/21 | 433 | 6.77 |
| 6 AM 12/21 | 433 | 6.77 |
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 6:00 PM 12/14 | 431.62 | 4.96 |
| 4:00 PM 12/14 | 431.5 | 4.82 |
| 2:00 PM 12/14 | 431.53 | 4.86 |
| 12:00 PM 12/14 | 431.49 | 4.81 |
| 10:00 AM 12/14 | 431.5 | 4.82 |
| 8:00 AM 12/14 | 431.55 | 4.88 |
| 6:00 AM 12/14 | 431.5 | 4.82 |
| 4:00 AM 12/14 | 431.4 | 4.71 |
| 2:00 AM 12/14 | 431.34 | 4.65 |
| 12:00 AM 12/14 | 431.29 | 4.59 |
| 10:00 PM 12/13 | 431.12 | 4.31 |
| 8:00 PM 12/13 | 431.05 | 4.15 |
| 6:00 PM 12/13 | 430.96 | 3.95 |
| 4:00 PM 12/13 | 430.96 | 3.95 |
| 2:00 PM 12/13 | 430.95 | 3.93 |
| 12:00 PM 12/13 | 430.95 | 3.93 |
| 10:00 AM 12/13 | 430.95 | 3.93 |
| 8:00 AM 12/13 | 430.95 | 3.93 |
| 6:00 AM 12/13 | 430.94 | 3.91 |
| 4:00 AM 12/13 | 430.89 | 3.81 |
| 2:00 AM 12/13 | 430.81 | 3.64 |
| 12:00 AM 12/13 | 430.89 | 3.81 |
| 10:00 PM 12/12 | 430.87 | 3.77 |
| 8:00 PM 12/12 | 430.85 | 3.72 |
| 6:00 PM 12/12 | 430.85 | 3.72 |
| 4:00 PM 12/12 | 430.91 | 3.85 |
| 2:00 PM 12/12 | 430.95 | 3.93 |
| 12:00 PM 12/12 | 430.9 | 3.83 |
| 10:00 AM 12/12 | 430.88 | 3.79 |
| 8:00 AM 12/12 | 430.87 | 3.77 |
No flood impact data available for this location.
| Date | Stage (ft) |
|---|---|
| Apr 23, 2013 | 456.57 |
| May 24, 1943 | 455.9 |
| Mar 23, 1979 | 455.8 |
| Mar 8, 1985 | 455.6 |
| May 7, 2019 | 455.06 |
| May 22, 2020 | 454.89 |
| Dec 9, 1982 | 454.6 |
| Jun 30, 2015 | 454.55 |
| Sep 19, 2008 | 454.3 |
| Mar 3, 1997 | 454.2 |
| Jun 2, 2019 | 454.16 |
| Jan 3, 2016 | 454.13 |
| Feb 28, 2018 | 452.02 |
| May 5, 2017 | 450.66 |
| Feb 2, 2024 | 448.99 |
| Jun 24, 2019 | 447.54 |
| Oct 3, 2019 | 447.28 |
| Nov 4, 2019 | 447.19 |
| Jul 4, 2021 | 447.15 |
| Nov 2, 2021 | 446.59 |
Data provided by the National Weather Service.
