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

USGS Site No: 04138536Au 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 — 45th 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 June 11 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) 75 Today: 60 cfs
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