Wapsipinicon River Near Tripoli, IA

USGS Site No: 05420680Wapsipinicon River • Bremer County, IA

Wapsipinicon River Near Tripoli, IA on the Wapsipinicon River is currently at 138 cfs (Low — 12th percentile for this date) . Gage height: 7.80 ft.

Reading from

138
CFS Discharge
7.80
Gage Height (ft)
Low
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 128
25th Low threshold 190 Today: 138 cfs
50th (Median) Normal (median) 347
75th High threshold 605
95th Very High threshold 5,910

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.

6.9k 3.4k 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 144
May 27, 2026 157
May 26, 2026 172
May 25, 2026 190
May 24, 2026 210
May 23, 2026 235
May 22, 2026 264
May 21, 2026 287
May 20, 2026 279
May 19, 2026 241
May 18, 2026 173
May 17, 2026 152
May 16, 2026 143
May 15, 2026 115
Apr 20, 2026 573
Apr 19, 2026 671
Apr 18, 2026 793
Apr 17, 2026 946
Apr 16, 2026 1,120
Apr 15, 2026 674
Apr 14, 2026 546
Apr 13, 2026 569
Apr 12, 2026 614
Apr 11, 2026 687
Apr 10, 2026 844
Apr 9, 2026 1,240
Apr 8, 2026 1,880
Apr 7, 2026 2,380
Apr 6, 2026 2,810
Apr 5, 2026 2,630

Station Information

USGS Site No
05420680
State
IA
County
Bremer County
Coordinates
42.8361, -92.2574
Drainage Area
346 mi²
Datum (ft)
986.4
HUC Code
07080102
View on USGS NWIS →

Flood Stage Thresholds

Action Stage
14.0 ft
Flood Stage
15.0 ft
Moderate Flood
16.0 ft
Major Flood
17.0 ft

Currently 7.20 ft below flood stage.

Recent Extremes

Max discharge
5,890 cfs
Aug 20, 2025
Min discharge
60 cfs
Oct 5, 2025
Days at flood stage
0

Computed from the local daily-values archive.

Nearby Gauges