Bark River at Nagawicka Road at Delafield, WI

USGS Site No: 05426067 • Bark River • Waukesha County, WI

Bark River at Nagawicka Road at Delafield, WI on the Bark River is currently at 36 cfs (Normal — 63th percentile for this date) . Gage height: 12.66 ft.

Reading from

Downstream on Bark River ↓
Bark River Near Rome, WI
36
CFS Discharge
12.66
Gage Height (ft)
Normal
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 16
25th Low threshold 20
50th (Median) Normal (median) 28
75th High threshold 44 Today: 36 cfs
95th Very High threshold 161

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.

207 104 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 37 —
May 27, 2026 38 —
May 26, 2026 39 —
May 25, 2026 40 —
May 24, 2026 40 —
May 23, 2026 41 —
May 22, 2026 43 —
May 21, 2026 44 —
May 20, 2026 45 —
May 19, 2026 45 —
May 18, 2026 47 —
May 17, 2026 48 —
May 16, 2026 50 —
May 15, 2026 45 —
Apr 20, 2026 146 —
Apr 19, 2026 166 —
Apr 18, 2026 187 —
Apr 17, 2026 175 —
Apr 16, 2026 192 —
Apr 15, 2026 146 —
Apr 14, 2026 87 —
Apr 13, 2026 78 —
Apr 12, 2026 60 —
Apr 11, 2026 50 —
Apr 10, 2026 57 —
Apr 9, 2026 46 —
Apr 8, 2026 49 —
Apr 7, 2026 55 —
Apr 6, 2026 59 —
Apr 5, 2026 61 —

Station Information

USGS Site No
05426067
State
WI
County
Waukesha County
Coordinates
43.0878, -88.3761
Drainage Area
36 mi²
Datum (ft)
892.0
HUC Code
07090002
View on USGS NWIS →

Recent Extremes

Max discharge
274 cfs
Aug 11, 2025
Min discharge
17 cfs
Aug 7, 2025

Computed from the local daily-values archive.

Nearby Gauges

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