St. Joseph River Near Fort Wayne, IN

USGS Site No: 04180500St. Joseph River • Allen County, IN

St. Joseph River Near Fort Wayne, IN on the St. Joseph River is currently at 1,180 cfs (Normal — 67th percentile for this date) . Gage height: 2.67 ft.

Reading from

1,180
CFS Discharge
2.67
Gage Height (ft)
Normal
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 156
25th Low threshold 248
50th (Median) Normal (median) 477
75th High threshold 1,530 Today: 1,180 cfs
95th Very High threshold 2,540

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.

8.2k 4.1k 0 cfs Apr 6 May 28
10th–95th historical Day-of-year median Recent discharge

30-Day Flow History

Date Discharge (CFS) Gage Ht (ft)
May 28, 2026 1,070
May 27, 2026 1,290
May 26, 2026 1,290
May 25, 2026 1,260
May 24, 2026 1,180
May 23, 2026 1,220
May 22, 2026 1,100
May 21, 2026 897
May 20, 2026 1,090
May 19, 2026 1,360
May 18, 2026 1,220
May 17, 2026 1,280
May 16, 2026 1,320
May 15, 2026 1,190
Apr 21, 2026 3,880
Apr 20, 2026 4,140
Apr 19, 2026 4,220
Apr 18, 2026 3,100
Apr 17, 2026 2,610
Apr 16, 2026 2,940
Apr 15, 2026 2,270
Apr 14, 2026 2,040
Apr 13, 2026 1,870
Apr 12, 2026 2,050
Apr 11, 2026 2,970
Apr 10, 2026 3,570
Apr 9, 2026 4,600
Apr 8, 2026 5,650
Apr 7, 2026 6,810
Apr 6, 2026 7,610

Station Information

USGS Site No
04180500
State
IN
County
Allen County
Coordinates
41.1674, -85.0741
Drainage Area
1,060 mi²
Datum (ft)
753.0
HUC Code
04100003
View on USGS NWIS →

Flood Stage Thresholds

Action Stage
10.0 ft
Flood Stage
12.0 ft
Moderate Flood
18.0 ft
Major Flood
20.0 ft

Currently 9.33 ft below flood stage.

Recent Extremes

Max discharge
8,590 cfs
Apr 2, 2026
Min discharge
0 cfs
Oct 19, 2025
Days at flood stage
0

Computed from the local daily-values archive.

Nearby Gauges