Marengo River Near Mellen, WI
USGS Site No: 04026740 • Marengo River • Ashland County, WI
Marengo River Near Mellen, WI on the Marengo River is currently at 88 cfs (Normal — 46th percentile for this date) . Gage height: 7.26 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 | 74 | |
| 50th (Median) | Normal (median) | 91 | Today: 88 cfs |
| 75th | High threshold | 190 | |
| 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 | 98 | — |
| May 27, 2026 | 109 | — |
| May 26, 2026 | 119 | — |
| May 25, 2026 | 124 | — |
| May 24, 2026 | 130 | — |
| May 23, 2026 | 138 | — |
| May 22, 2026 | 152 | — |
| May 21, 2026 | 173 | — |
| May 20, 2026 | 185 | — |
| May 19, 2026 | 154 | — |
| May 18, 2026 | 103 | — |
| May 17, 2026 | 102 | — |
| May 16, 2026 | 112 | — |
| May 15, 2026 | 122 | — |
| Apr 20, 2026 | 590 | — |
| Apr 19, 2026 | 728 | — |
| Apr 18, 2026 | 960 | — |
| Apr 17, 2026 | 880 | — |
| Apr 16, 2026 | 1,030 | — |
| Apr 15, 2026 | 1,230 | — |
| Apr 14, 2026 | 1,370 | — |
| Apr 13, 2026 | 1,400 | — |
| Apr 12, 2026 | 784 | — |
| Apr 11, 2026 | 475 | — |
| Apr 10, 2026 | 437 | — |
| Apr 9, 2026 | 476 | — |
| Apr 8, 2026 | 420 | — |
| Apr 7, 2026 | 453 | — |
| Apr 6, 2026 | 606 | — |
| Apr 5, 2026 | 528 | — |
Station Information
- USGS Site No
- 04026740
- State
- WI
- County
- Ashland County
- Coordinates
- 46.4166, -90.7363
- Drainage Area
- 195 mi²
- Datum (ft)
- 701.0
- HUC Code
- 04010302
Recent Extremes
- Max discharge
-
1,400 cfsApr 13, 2026
- Min discharge
-
43 cfsAug 15, 2025
Computed from the local daily-values archive.
Nearby Gauges
-
Bad River Near Odanah, WINormal5.2 mi · 249 cfs
-
Tyler Forks River at Stricker Road Near Mellen, WILow7.1 mi · 23 cfs
-
White River Near Ashland, WINormal9.7 mi · 198 cfs
-
Marengo River at Four Corners Road near Mason, WIVery High10.0 mi · 32 cfs
-
Beartrap Creek at U.South. Highway 2 Near Ashland, WINormal13.4 mi · 14 cfs