Mad River at West Liberty OH - 03266560
USGS Site No: 03266560 • Mad River • Logan County, OH
Mad River at West Liberty OH - 03266560 on the Mad River is currently at 90 cfs (High — 78th percentile for this date) . Gage height: 3.28 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 | 26 | |
| 25th | Low threshold | 32 | |
| 50th (Median) | Normal (median) | 47 | |
| 75th | High threshold | 70 | |
| 95th | Very High threshold | 199 | Today: 90 cfs |
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 | 152 | — |
| May 27, 2026 | 281 | — |
| May 26, 2026 | 250 | — |
| May 23, 2026 | 1,400 | — |
| May 22, 2026 | 60 | — |
| May 21, 2026 | 88 | — |
| May 20, 2026 | 169 | — |
| May 19, 2026 | 53 | — |
| May 18, 2026 | 32 | — |
| May 17, 2026 | 57 | — |
| May 16, 2026 | 25 | — |
| May 15, 2026 | 22 | — |
| Apr 21, 2026 | 26 | — |
| Apr 20, 2026 | 27 | — |
| Apr 19, 2026 | 28 | — |
| Apr 18, 2026 | 29 | — |
| Apr 17, 2026 | 30 | — |
| Apr 16, 2026 | 33 | — |
| Apr 15, 2026 | 41 | — |
| Apr 14, 2026 | 30 | — |
| Apr 13, 2026 | 31 | — |
| Apr 12, 2026 | 32 | — |
| Apr 11, 2026 | 34 | — |
| Apr 10, 2026 | 35 | — |
| Apr 9, 2026 | 37 | — |
| Apr 8, 2026 | 41 | — |
| Apr 7, 2026 | 45 | — |
| Apr 6, 2026 | 53 | — |
| Apr 5, 2026 | 75 | — |
| Apr 4, 2026 | 75 | — |
Station Information
- USGS Site No
- 03266560
- State
- OH
- County
- Logan County
- Coordinates
- 40.2523, -83.7497
- Drainage Area
- 37 mi²
- Datum (ft)
- 1,077.3
- HUC Code
- 05080001
Recent Extremes
- Max discharge
-
1,400 cfsMay 23, 2026
- Min discharge
-
11 cfsJan 3, 2026
Computed from the local daily-values archive.
Nearby Gauges
-
Bokengehalas Creek at DE Graff OHHigh9.5 mi · 111 cfs
-
Mad River Near Urbana OHHigh10.3 mi · 386 cfs
-
Mill Creek Above Marysville OHVery High19.0 mi · 98 cfs
-
Mad River at St Paris Pike at Eagle City OHVery High20.4 mi · 807 cfs
-
Great Miami River at Sidney OHHigh21.2 mi · 1,360 cfs