About this river
Apple River is an 8.8 mile river near Maquoketa River Rental in Iowa. Streamflow is measured at the USGS gauge Apple River near Hanover, IL (site 05419000). The National Hydrography Dataset places it at stream order 6. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1935 to 2026
Apple River typically runs highest in April, at a median 189 cfs, and lowest in September, at 63 cfs. The highest flow on record for any single day is 15,200 cfs, in 2017.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 77 | 45 to 144 | |
| February | 98 | 50 to 161 | |
| March | 169 | 90 to 337 | |
| April | 189 | 104 to 323 | |
| May | 161 | 106 to 263 | |
| June | 142 | 82 to 260 | |
| July | 101 | 56 to 158 | |
| August | 74 | 44 to 117 | |
| September | 63 | 39 to 112 | |
| October | 67 | 42 to 115 | |
| November | 78 | 48 to 133 | |
| December | 75 | 45 to 149 |
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 92 years of record. Statistics published by the US Geological Survey for Apple River near Hanover, IL (site 05419000). 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 Apple 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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