About this river
Bloody Run is a 6.4 mile stream near Maiden Voyage Tours, LLC in Iowa. Streamflow is measured at the USGS gauge Bloody Run Creek near Marquette, IA (site 05389400). The National Hydrography Dataset places it at stream order 4. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1992 to 2026
Bloody Run typically runs highest in June, at a median 25 cfs, and lowest in January, at 16 cfs. The highest flow on record for any single day is 1,800 cfs, in 2004.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 16 | 12 to 20 | |
| February | 16 | 12 to 21 | |
| March | 21 | 16 to 31 | |
| April | 23 | 17 to 35 | |
| May | 23 | 18 to 34 | |
| June | 25 | 20 to 37 | |
| July | 24 | 19 to 35 | |
| August | 23 | 17 to 31 | |
| September | 21 | 15 to 28 | |
| October | 19 | 14 to 25 | |
| November | 18 | 14 to 25 | |
| December | 17 | 12 to 23 |
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 35 years of record. Statistics published by the US Geological Survey for Bloody Run Creek near Marquette, IA (site 05389400). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Boat access nearby
One mapped launch sits in the mapped area of Bloody Run. Ramp data comes from the USGS national boat-ramp inventory.
Simulator
Run Bloody Run in 3D
A quick run down this river's real line, with today's real conditions setting the pace. The course resets for everyone at midnight UTC, so times are comparable.
Start a runEmbed this gauge on your site
Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show Bloody Run'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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