Wisconsin River at Merrill, WI

USGS Site No: 05395000Wisconsin River • Lincoln County, WI

Wisconsin River at Merrill, WI on the Wisconsin River is currently at 1,720 cfs (Normal — 26th percentile for this date) . Gage height: 4.63 ft.

Reading from

1,720
CFS Discharge
4.63
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 1,370
25th Low threshold 1,700
50th (Median) Normal (median) 2,280 Today: 1,720 cfs
75th High threshold 3,500
95th Very High threshold 7,490

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.

17k 8.4k 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 2,260
May 27, 2026 2,590
May 26, 2026 2,200
May 25, 2026 2,190
May 24, 2026 1,950
May 23, 2026 2,120
May 22, 2026 2,700
May 21, 2026 3,200
May 20, 2026 3,590
May 19, 2026 3,520
May 18, 2026 2,930
May 17, 2026 2,230
May 16, 2026 2,230
May 15, 2026 1,980
Apr 20, 2026 6,890
Apr 19, 2026 8,060
Apr 18, 2026 7,950
Apr 17, 2026 7,210
Apr 16, 2026 8,420
Apr 15, 2026 10,400
Apr 14, 2026 13,200
Apr 13, 2026 12,300
Apr 12, 2026 8,660
Apr 11, 2026 3,700
Apr 10, 2026 3,660
Apr 9, 2026 3,880
Apr 8, 2026 4,390
Apr 7, 2026 5,320
Apr 6, 2026 5,930
Apr 5, 2026 5,990

Station Information

USGS Site No
05395000
State
WI
Coordinates
45.1783, -89.6817
Drainage Area
2,760 mi²
Datum (ft)
1,228.8
HUC Code
07070002
View on USGS NWIS →

Flood Stage Thresholds

Action Stage
10.0 ft
Flood Stage
11.0 ft
Moderate Flood
13.5 ft
Major Flood
15.0 ft

Currently 6.37 ft below flood stage.

Recent Extremes

Max discharge
13,200 cfs
Apr 14, 2026
Min discharge
1,240 cfs
Nov 17, 2025
Days at flood stage
0

Computed from the local daily-values archive.

Nearby Gauges