About this river
Sinsinawa River is a 3.1 mile stream near Port of Dubuque Marina in Iowa. Streamflow is measured at the USGS gauge Sinsinawa River near Menominee, IL (site 05414820). The National Hydrography Dataset places it at stream order 4. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1968 to 2026
Sinsinawa River typically runs highest in June, at a median 23 cfs, and lowest in January, at 17 cfs. The highest flow on record for any single day is 3,270 cfs, in 2011.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 17 | 12 to 24 | |
| February | 17 | 12 to 26 | |
| March | 23 | 16 to 35 | |
| April | 23 | 17 to 32 | |
| May | 22 | 16 to 30 | |
| June | 23 | 16 to 34 | |
| July | 21 | 15 to 30 | |
| August | 20 | 14 to 27 | |
| September | 19 | 15 to 27 | |
| October | 19 | 14 to 27 | |
| November | 19 | 14 to 27 | |
| December | 18 | 13 to 25 |
Typical is the median of each month’s daily median values, and the usual range runs from the median 25th to the median 75th percentile, across about 59 years of record. Statistics published by the US Geological Survey for Sinsinawa River near Menominee, IL (site 05414820). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Embed this gauge on your site
Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show Sinsinawa River's live streamflow, water level and 7-day trend. It reads the USGS gauge directly, updates itself, and links back here.
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