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Lakeside Park Marina

Milwaukee River near Fond du Lac, WI

River35.1 mi

Around here

Around Milwaukee River

10 mi

Data Source: Recreation.gov · Public land: USGS PAD-US

About this river

Milwaukee River is a 35.1 mile river near Lakeside Park Marina in Wisconsin. Streamflow is measured at the USGS gauge Milwaukee River near Cedarburg, WI (site 04086600). The National Hydrography Dataset places it at stream order 5. Reach geometry comes from the USGS National Hydrography Dataset.

Typical flow by month

1982 to 2026

Milwaukee River typically runs highest in April, at a median 830 cfs, and lowest in September, at 197 cfs. The highest flow on record for any single day is 6,600 cfs, in 2008.

Show the numbers
Typical flow by month at Milwaukee River near Cedarburg, WI, in cfs
MonthTypical (cfs)Usual range (cfs)
January232190 to 357
February270190 to 447
March821525 to 1,330
April830539 to 1,205
May495338 to 821
June338188 to 689
July200132 to 345
August199125 to 304
September197128 to 302
October203142 to 331
November295203 to 483
December280201 to 444

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 44 years of record. Statistics published by the US Geological Survey for Milwaukee River near Cedarburg, WI (site 04086600). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.

Boat access nearby

8 mapped launches sit in the mapped area of Milwaukee River, all of them public access. Ramp data comes from the USGS national boat-ramp inventory.

Free widget

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Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show Milwaukee 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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