About this river
Cannon River is a 19.2 mile river near Red Wing Marina & Boat Rental in Minnesota. Streamflow is measured at the USGS gauge Cannon River at 9TH ST. Bridge IN Cannon Falls, MN (site 05355092). The National Hydrography Dataset places it at stream order 6. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
2015 to 2026
Cannon River typically runs highest in April, at a median 1,495 cfs, and lowest in February, at 272 cfs. The highest flow on record for any single day is 14,300 cfs, in 2024.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 310 | 205 to 643 | |
| February | 272 | 199 to 566 | |
| March | 1,100 | 478 to 2,070 | |
| April | 1,495 | 881 to 2,075 | |
| May | 1,470 | 786 to 2,470 | |
| June | 1,150 | 660 to 2,050 | |
| July | 963 | 427 to 1,630 | |
| August | 698 | 258 to 1,050 | |
| September | 477 | 250 to 1,525 | |
| October | 395 | 218 to 1,600 | |
| November | 523 | 253 to 1,015 | |
| December | 409 | 222 to 813 |
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 10 years of record. Statistics published by the US Geological Survey for Cannon River at 9TH ST. Bridge IN Cannon Falls, MN (site 05355092). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Boat access nearby
4 mapped launches sit in the mapped area of Cannon River, all of them public access. Ramp data comes from the USGS national boat-ramp inventory.
Embed this gauge on your site
Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show Cannon 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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