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Two canoes crossing open water between forested points in the Boundary Waters

Big Muddy River

Illinois. Streamflow and water-temperature readings from USGS gauges. Running 156 cfs as of Aug 1, 2026, 1:30 PM CDT.

Latest Reading

156
cubic feet / second
83.1°F
water temperature (28.4°C)
3
USGS gauges

Flow measured Aug 1, 2026, 1:30 PM CDT at gauge 05599490. Temperature measured Aug 1, 2026, 1:00 PM CDT at gauge 05599490. These are build-time snapshots, not a live feed — check the USGS gauge before relying on them.

Where Big Muddy River is measured

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3 USGS gauges on Big Muddy River — open one for its live readings on the USGS site. The other pins are places to stay, from Stay22.

USGS Gauges on Big Muddy River

GaugeStationWater temp?
05595952BIG MUDDY RIVER BELOW REND LAKE NR BENTON, IL—
05597000BIG MUDDY RIVER AT PLUMFIELD, IL—
05599490BIG MUDDY RIVER AT RTE 127 AT MURPHYSBORO, ILYes

Stays via Stay22

Where to stay near Big Muddy River

Compare cabins, lodges, and vacation rentals near Big Muddy River in Illinois — live availability and prices for your dates. Switch the map to Satellite to see how close each stay sits to the water.

Top-rated places to stay near Big Muddy River

Prices for Sep 18–20, 4 adults. Change dates on the map below.

Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.

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Conditions: USGS NWIS (public domain).