Au Gres River at South Mackinaw Road near Au Gres, MI

USGS Site No: 04138536 • Au Gres River • Arenac County, MI

Au Gres River at South Mackinaw Road near Au Gres, MI on the Au Gres River is currently at 60 cfs (Very High — 95th percentile for this date) . Gage height: 5.69 ft.

Reading from

60
CFS Discharge
5.69
Gage Height (ft)
Very High
Flow Condition
N/A
Flood Status

Historical Percentile Comparison

Today's discharge compared to the long-term record for October 28 at this station. Percentile rank shows what fraction of historical years had lower flow on this date.

Percentile Label CFS Threshold Today's Flow
10th Very Low threshold 0
25th Low threshold 0
50th (Median) Normal (median) 49
75th High threshold 0
95th Very High threshold 0

30-Day Hydrograph

Recent discharge plotted against the historical 10th–95th percentile envelope for the same calendar days. Source: USGS daily values + long-term statistics.

2.3k 1.2k 0 cfs Apr 7 May 29
10th–95th historical Day-of-year median Recent discharge

30-Day Flow History

Date Discharge (CFS) Gage Ht (ft)
May 29, 2026 62 —
May 28, 2026 65 —
May 27, 2026 76 —
May 26, 2026 91 —
May 25, 2026 107 —
May 24, 2026 74 —
May 23, 2026 68 —
May 22, 2026 71 —
May 21, 2026 78 —
May 20, 2026 90 —
May 19, 2026 96 —
May 18, 2026 90 —
May 17, 2026 98 —
May 16, 2026 106 —
May 15, 2026 117 —
Apr 21, 2026 630 —
Apr 20, 2026 813 —
Apr 19, 2026 1,160 —
Apr 18, 2026 1,710 —
Apr 17, 2026 2,040 —
Apr 16, 2026 2,160 —
Apr 15, 2026 2,110 —
Apr 14, 2026 1,910 —
Apr 13, 2026 1,600 —
Apr 12, 2026 889 —
Apr 11, 2026 820 —
Apr 10, 2026 611 —
Apr 9, 2026 543 —
Apr 8, 2026 707 —
Apr 7, 2026 1,010 —

Station Information

USGS Site No
04138536
State
MI
County
Arenac County
Coordinates
44.0802, -83.6859
Drainage Area
224 mi²
Datum (ft)
579.1
HUC Code
04080101
View on USGS NWIS →

Recent Extremes

Max discharge
2,160 cfs
Apr 16, 2026
Min discharge
21 cfs
Sep 17, 2025

Computed from the local daily-values archive.

Nearby Gauges

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