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Illinois River at Peoria Lock and Dam — water level right now

Peoria County, Illinois · NWS gauge PRAI2
Loading the latest reading…
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current stage (ft)
 
447
minor flood stage
 
456.57
record crest
set 2013-04-23
–
flood status
official NWS category
Official NOAA forecast → Full US flood map →

Flood stages at this gauge

Where the water stands right now against the four official thresholds:

action · 444
minor · 447
moderate · 449
major · 455
Flood stageLevel (ft)What it means
Major flood stage455extensive inundation and significant evacuations — a serious event
Moderate flood stage449some buildings and roads inundated; evacuations possible
Minor flood stage447low-lying roads and fields near the river start to flood
Action stage444water is approaching flood level — time to pay attention

Highest floods on record here

#Crest (ft)Datevs. minor flood stage
1456.572013-04-23+9.57 above
2455.91943-05-24+8.9 above
3455.81979-03-23+8.8 above
4455.61985-03-08+8.6 above
5455.062019-05-07+8.06 above
6454.892020-05-22+7.89 above
7454.61982-12-09+7.6 above
8454.552015-06-30+7.55 above
9454.32008-09-19+7.3 above
10454.21997-03-03+7.2 above
11454.162019-06-02+7.16 above
12454.132016-01-03+7.13 above

Historic crests recorded at this gauge by the National Weather Service — the 12 highest on file.

Where this gauge is

The marker is this gauge; nearby gauges load live and are clickable.

Nearby river gauges

Illinois River at Peoria 6 mi away · loading… Mackinaw River near Congerville 20 mi away · loading… Illinois River near Havana 33 mi away · loading… Sugar Creek (Central IL) near Bloomington 33 mi away · loading… Salt Creek (IL) near Greenview 35 mi away · loading… Spoon River (W-IL) at London Mills 35 mi away · loading…

Gauge details

NWS gauge IDPRAI2
CountyPeoria
StateIllinois
NWS forecast officeLincoln
River forecast centerNorth Central River Forecast Center
Coordinates40.631, -89.626
Time zoneCST6CDT
Turn Around, Don't Drown. Six inches of moving water can knock you off your feet and twelve inches can float a car. Never drive around barricades or into water of unknown depth — most flood deaths happen in vehicles.

Questions about Illinois River at Peoria Lock and Dam

Is Illinois River at Peoria Lock and Dam flooding right now?

The live reading at the top of this page answers that: the gauge is compared against its official NWS flood stages every 15 minutes. Minor flooding at this gauge begins at 447 ft. Blue means normal, yellow is action stage, orange minor, red moderate and dark red major flooding.

What is flood stage for Illinois River at Peoria Lock and Dam?

major flood stage 455 ft, moderate flood stage 449 ft, minor flood stage 447 ft, action stage 444 ft. These are official National Weather Service thresholds set specifically for this gauge, not generic values.

What is the record flood at Illinois River at Peoria Lock and Dam?

The highest crest on file at this gauge is 456.57 ft, reached on 2013-04-23 — that is 9.57 ft above minor flood stage. The full list of the highest crests is in the table on this page.

Where does this data come from?

From the NOAA National Water Prediction Service, the official U.S. river gauge network — a U.S. government work in the public domain. Live stage is refreshed every 15 minutes; flood thresholds and historic crests are refreshed monthly. For life-safety decisions follow NWS Lincoln and local emergency management.