Sugar River Near Brodhead, WI
USGS Site No: 05436500 • Sugar River • Green County, WI
Sugar River Near Brodhead, WI on the Sugar River is currently at 339 cfs (Normal — 63th percentile for this date) . Gage height: 1.10 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 | 160 | |
| 25th | Low threshold | 194 | |
| 50th (Median) | Normal (median) | 281 | |
| 75th | High threshold | 393 | Today: 339 cfs |
| 95th | Very High threshold | 694 |
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 | 354 | — |
| May 27, 2026 | 367 | — |
| May 26, 2026 | 376 | — |
| May 25, 2026 | 388 | — |
| May 24, 2026 | 399 | — |
| May 23, 2026 | 404 | — |
| May 22, 2026 | 417 | — |
| May 21, 2026 | 445 | — |
| May 20, 2026 | 479 | — |
| May 19, 2026 | 461 | — |
| May 18, 2026 | 438 | — |
| May 17, 2026 | 430 | — |
| May 16, 2026 | 441 | — |
| May 15, 2026 | 417 | — |
| Apr 20, 2026 | 1,980 | — |
| Apr 19, 2026 | 2,360 | — |
| Apr 18, 2026 | 3,130 | — |
| Apr 17, 2026 | 2,130 | — |
| Apr 16, 2026 | 2,080 | — |
| Apr 15, 2026 | 1,590 | — |
| Apr 14, 2026 | 799 | — |
| Apr 13, 2026 | 584 | — |
| Apr 12, 2026 | 563 | — |
| Apr 11, 2026 | 563 | — |
| Apr 10, 2026 | 503 | — |
| Apr 9, 2026 | 488 | — |
| Apr 8, 2026 | 532 | — |
| Apr 7, 2026 | 633 | — |
| Apr 6, 2026 | 792 | — |
| Apr 5, 2026 | 881 | — |
Station Information
- USGS Site No
- 05436500
- State
- WI
- County
- Green County
- Coordinates
- 42.6123, -89.3980
- Drainage Area
- 523 mi²
- Datum (ft)
- 768.0
- HUC Code
- 07090004
Flood Stage Thresholds
- Action Stage
- 4.5 ft
- Flood Stage
- 5.0 ft
- Moderate Flood
- 8.0 ft
- Major Flood
- 10.0 ft
Currently 3.90 ft below flood stage.
Recent Extremes
- Max discharge
-
3,130 cfsApr 18, 2026
- Min discharge
-
233 cfsNov 30, 2025
- Days at flood stage
- 0
Computed from the local daily-values archive.
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Rock River at Afton, WIHigh16.6 mi · 2,680 cfs
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Badfish Creek Near Cooksville, WINormal18.4 mi · 108 cfs
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Yahara River Near Fulton, WINormal18.7 mi · 385 cfs
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Rock River at Rockton, ILNormal20.0 mi · 4,690 cfs