Pecatonica River at Martintown, WI
USGS Site No: 05434500 • Pecatonica River • Green County, WI
Pecatonica River at Martintown, WI on the Pecatonica River is currently at 706 cfs (Normal — 74th percentile for this date) . Gage height: 5.92 ft.
Reading from
Historical Percentile Comparison
Today's discharge compared to the long-term record for October 28 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 | 262 | |
| 25th | Low threshold | 365 | |
| 50th (Median) | Normal (median) | 544 | |
| 75th | High threshold | 712 | Today: 706 cfs |
| 95th | Very High threshold | 1,600 |
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.
30-Day Flow History
| Date | Discharge (CFS) | Gage Ht (ft) |
|---|---|---|
| May 28, 2026 | 732 | — |
| May 27, 2026 | 756 | — |
| May 26, 2026 | 777 | — |
| May 25, 2026 | 793 | — |
| May 24, 2026 | 814 | — |
| May 23, 2026 | 821 | — |
| May 22, 2026 | 853 | — |
| May 21, 2026 | 903 | — |
| May 20, 2026 | 940 | — |
| May 19, 2026 | 930 | — |
| May 18, 2026 | 871 | — |
| May 17, 2026 | 835 | — |
| May 16, 2026 | 818 | — |
| May 15, 2026 | 819 | — |
| Apr 20, 2026 | 2,730 | — |
| Apr 19, 2026 | 2,740 | — |
| Apr 18, 2026 | 2,730 | — |
| Apr 17, 2026 | 2,410 | — |
| Apr 16, 2026 | 2,270 | — |
| Apr 15, 2026 | 1,650 | — |
| Apr 14, 2026 | 1,070 | — |
| Apr 13, 2026 | 879 | — |
| Apr 12, 2026 | 876 | — |
| Apr 11, 2026 | 890 | — |
| Apr 10, 2026 | 866 | — |
| Apr 9, 2026 | 877 | — |
| Apr 8, 2026 | 955 | — |
| Apr 7, 2026 | 1,070 | — |
| Apr 6, 2026 | 1,210 | — |
| Apr 5, 2026 | 1,260 | — |
Station Information
- USGS Site No
- 05434500
- State
- WI
- County
- Green County
- Coordinates
- 42.5100, -89.8014
- Drainage Area
- 1,034 mi²
- Datum (ft)
- 757.4
- HUC Code
- 07090003
Flood Stage Thresholds
- Action Stage
- 9.5 ft
- Flood Stage
- 13.5 ft
- Moderate Flood
- 18.0 ft
- Major Flood
- 21.0 ft
Currently 7.58 ft below flood stage.
Recent Extremes
- Max discharge
-
2,740 cfsApr 19, 2026
- Min discharge
-
377 cfsFeb 24, 2026
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
-
Pecatonica River at Freeport, ILNormal17.3 mi · 769 cfs
-
East Branch Pecatonica River near Blanchardville, WIHigh19.3 mi · 163 cfs
-
Pecatonica River at Darlington, WIHigh19.9 mi · 205 cfs
-
Apple River Near Hanover, ILNormal30.2 mi · 72 cfs
-
Pecatonica River near Shirland, IllNormal32.3 mi · 1,380 cfs