Mahoning River below Berlin Dam near Berlin Center OH

USGS Site No: 03090500Mahoning River • Mahoning County, OH

Mahoning River below Berlin Dam near Berlin Center OH on the Mahoning River is currently at 439 cfs (Very High — 95th percentile for this date) . Gage height: 2.87 ft.

Reading from

439
CFS Discharge
2.87
Gage Height (ft)
Very High
Flow Condition
Normal
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 107
25th Low threshold 143
50th (Median) Normal (median) 163
75th High threshold 276
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.

1.9k 972 0 cfs Apr 5 May 28
10th–95th historical Day-of-year median Recent discharge

30-Day Flow History

Date Discharge (CFS) Gage Ht (ft)
May 28, 2026 1,170
May 27, 2026 1,130
May 26, 2026 807
May 24, 2026 217
May 23, 2026 199
May 22, 2026 127
May 21, 2026 111
May 20, 2026 100
May 19, 2026 81
May 18, 2026 208
May 17, 2026 456
May 16, 2026 449
May 15, 2026 624
Apr 21, 2026 468
Apr 20, 2026 466
Apr 19, 2026 464
Apr 18, 2026 467
Apr 17, 2026 470
Apr 16, 2026 463
Apr 15, 2026 458
Apr 14, 2026 453
Apr 13, 2026 982
Apr 12, 2026 1,750
Apr 11, 2026 1,740
Apr 10, 2026 1,750
Apr 9, 2026 1,760
Apr 8, 2026 1,770
Apr 7, 2026 1,790
Apr 6, 2026 1,800
Apr 5, 2026 1,800

Station Information

USGS Site No
03090500
State
OH
Coordinates
41.0484, -81.0012
Drainage Area
248 mi²
Datum (ft)
957.7
HUC Code
05030103
View on USGS NWIS →

Flood Stage Thresholds

Flood Stage
5.4 ft

Currently 2.49 ft below flood stage.

Recent Extremes

Max discharge
1,800 cfs
Apr 5, 2026
Min discharge
21 cfs
Oct 17, 2025
Days at flood stage
0

Computed from the local daily-values archive.

Nearby Gauges