Boating safety tips are available from the
  U.S. Coast Guard.
  
  NOTE: During cold periods,
  gage height and streamflow information may be adversely affected by
  ice.
 Station operated in
  cooperation with the  U.S. Army Corps of
  Engineers—Rock Island District
  
 
  Current stage-discharge rating
 
   | Min (1964)  |  Most Recent Instantaneous Value Nov 4  |  25th percen- tile  |  Median | 75th percen- tile  |  Mean | Max (1999)  | 
|---|---|---|---|---|---|---|
| 0.10 | 0.22 | 1 | 2.9 | 12 | 23 | 289 |