Home Search This Site Related Websites Data Mining Glossary Reports Who We Are
Contact Us
If you're having problems with your bookmarks, please clear your browser cache and try again!
Water Levels By:
National Weather
Service Products
View Dynamic Map of this StationWhat's This?
View Static Map of this Station
Coralville Lake Reservoir
Stream Name: Iowa River
Gage Zero: 0 Ft. NGVD29
Record High Stage:717.02 Ft.
Longitude: -91.52778000
Latitude: 41.72472000
River Mile: 83.5 miles above the mouth of the Iowa River
Record High Stage Date: 06/15/2008

Drainage Area : 3115.00 Mi2
Location of Gage :

Located in Johnson County, IA. at the outlet works on the left end of Coralville Dam, 2.3 miles upstream from Rapid Creek and 4.3 miles northeast of the Post Office at Coralville. 

The Coralville Lake Reservoir Forecast can be found here:


This gage is operated by the US Army Corps of Engineers (Rock Island District).

Latest Data
12/06/2023 18:00 Central
Latest Stage682.41 Ft.
24 Hr. Change0.00 Ft.
Tomorrow's ForecastN/A   Plot Tomorrow's Forecast
Last Year's Stage686.06 Ft.
Gate 1 Level LevelM
Gate 2 Level LevelM
Gate 3 Level Level0.07 Ft.
24 Hr. Precip Total0.00 In.   View Pricip Table
Latest Air Temp41 °F
Latest Storage22,385 Acre-Ft.
% Flood Storage Utilized0 %
Latest Wind Info7 MPH NNE
Gusts at 11 MPH
Plot This Data
Tabulate This Data
Daily Historic Data
(06:00 Central Reading)
Tabulate This Data
Tabulate This Data
Tabulate This Data
(Yearly Formatted)
Additional Links:
View Record Elevation High / Lows
Historic Flood Profiles (Belle Plaine to Coralville)
Coralville 24 Hour Elevation Calculator
More Coralville Lake Information
Rating Table
Flow Calculator
Reservoir Forecast
Coralville WebMet
Coralville Report
US Army Corps of Engineers - Rock Island District - Water Control Center - Contact Us