MACKINAW RIVER NEAR GREEN VALLEY, IL

TAZEWELL COUNTY, IL40.4547°N, -89.6062°W Updated 37 min ago

FLOW RATE

111cfs

GAUGE HT

13.87ft

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 DAY

111cfs 36.6% vs avg

Optimal band: 91–123 cfs

PERIOD HIGH

111cfs

PERIOD LOW

89.5cfs

RUNNABLE

97%

last 1 day in band

Gauge Height

13.87ft

Weather Map

Loading weather map…

Your History · MACKINAW RIVER NEAR GREEN VALLEY, IL

Track your history

Sign in to track your sessions at MACKINAW RIVER NEAR GREEN VALLEY, IL: best days, monthly trends, and time on the water.

40.4547, -89.6062

Loading map…

DATA · USGS · NOAA · NWSUPDATED 2026-10-16 23:45 UTC

Site #05568000·USGS

Create a free account to save favorites, set flow alerts, and track conditions