MEDIAN FLOW RATE · 1 YEAR
70cfs 3.9% vs avg
Optimal band: 42–56 cfs
PERIOD HIGH
2,170cfs
PERIOD LOW
21cfs
RUNNABLE
20%
last 1 year in band
Gauge Height
5.57ft
Precipitation History
Your History · AU GRES RIVER AT S MACKINAW RD NR AU GRES, MI
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Station Location
44.0802, -83.6859Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-12 00:00 UTC
Site #04138536·USGS
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