About this river
Saint Croix River is a 6.7 mile river near Riverwood Canoe & Kayak Rental in Wisconsin. Streamflow is measured at the USGS gauge ST. Croix River at ST. Croix Falls, WI (site 05340500). The National Hydrography Dataset places it at stream order 6. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1902 to 2026
Saint Croix River typically runs highest in April, at a median 8,420 cfs, and lowest in February, at 2,090 cfs. The highest flow on record for any single day is 59,500 cfs, in 2001.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 2,140 | 1,770 to 2,650 | |
| February | 2,090 | 1,730 to 2,520 | |
| March | 2,660 | 2,180 to 3,940 | |
| April | 8,420 | 5,375 to 13,550 | |
| May | 5,940 | 4,170 to 9,300 | |
| June | 4,150 | 2,720 to 7,055 | |
| July | 3,280 | 1,970 to 5,160 | |
| August | 2,360 | 1,730 to 3,440 | |
| September | 2,615 | 1,835 to 4,000 | |
| October | 2,910 | 2,070 to 4,700 | |
| November | 3,245 | 2,365 to 4,330 | |
| December | 2,410 | 1,920 to 3,150 |
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 120 years of record. Statistics published by the US Geological Survey for ST. Croix River at ST. Croix Falls, WI (site 05340500). 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 Saint Croix River, all of them public access. Ramp data comes from the USGS national boat-ramp inventory.
- SomersetSaint Croix RiverPublic
- William O'Brien State ParkSt. Croix RiverPublic
- Otisville - Log HouseSt. Croix RiverPublic
- Osceola LandingSt. Croix RiverPublic
Embed this gauge on your site
Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show Saint Croix 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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