Marengo River at Four Corners Road near Mason, WI
USGS Site No: 040265935 • Marengo River • Bayfield County, WI
Marengo River at Four Corners Road near Mason, WI on the Marengo River is currently at 32 cfs (Very High — 39th percentile for this date) . Gage height: 2.47 ft.
Reading from
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 | 0 | |
| 25th | Low threshold | 0 | |
| 50th (Median) | Normal (median) | 59 | Today: 32 cfs |
| 75th | High threshold | 0 | |
| 95th | Very High threshold | 0 |
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 | 37 | — |
| May 27, 2026 | 45 | — |
| May 26, 2026 | 57 | — |
| May 25, 2026 | 60 | — |
| May 24, 2026 | 56 | — |
| May 23, 2026 | 56 | — |
| May 22, 2026 | 68 | — |
| May 21, 2026 | 89 | — |
| May 20, 2026 | 109 | — |
| May 19, 2026 | 74 | — |
| May 18, 2026 | 37 | — |
| May 17, 2026 | 34 | — |
| May 16, 2026 | 40 | — |
| May 15, 2026 | 44 | — |
| Apr 20, 2026 | 123 | — |
| Apr 19, 2026 | 200 | — |
| Apr 18, 2026 | 262 | — |
| Apr 17, 2026 | 294 | — |
| Apr 16, 2026 | 373 | — |
| Apr 15, 2026 | 479 | — |
| Apr 14, 2026 | 626 | — |
| Apr 13, 2026 | 584 | — |
| Apr 12, 2026 | 312 | — |
| Apr 11, 2026 | 202 | — |
| Apr 10, 2026 | 168 | — |
| Apr 9, 2026 | 158 | — |
| Apr 8, 2026 | 138 | — |
| Apr 7, 2026 | 148 | — |
| Apr 6, 2026 | 157 | — |
| Apr 5, 2026 | 134 | — |
Station Information
- USGS Site No
- 040265935
- State
- WI
- County
- Bayfield County
- Coordinates
- 46.4102, -90.9451
- Drainage Area
- 61 mi²
- Datum (ft)
- 806.5
- HUC Code
- 04010302
Recent Extremes
- Max discharge
-
626 cfsApr 14, 2026
- Min discharge
-
20 cfsSep 1, 2025
Computed from the local daily-values archive.
Nearby Gauges
-
White River Near Ashland, WINormal6.3 mi · 198 cfs
-
Marengo River Near Mellen, WINormal10.0 mi · 88 cfs
-
Whittlesey Creek Near Ashland, WIVery Low12.8 mi · 14 cfs
-
Bad River Near Odanah, WINormal13.0 mi · 249 cfs
-
Beartrap Creek at U.South. Highway 2 Near Ashland, WINormal16.3 mi · 14 cfs