Blanchard River at Gilboa OH
USGS Site No: 04189131 • Blanchard River • Putnam County, OH
Blanchard River at Gilboa OH on the Blanchard River is currently at 211 cfs (Very High — 95th percentile for this date) . Gage height: 5.03 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 | 18 | |
| 25th | Low threshold | 27 | |
| 50th (Median) | Normal (median) | 57 | |
| 75th | High threshold | 90 | |
| 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 | 352 | — |
| May 27, 2026 | 566 | — |
| May 26, 2026 | 1,420 | — |
| May 25, 2026 | 2,640 | — |
| May 24, 2026 | 2,880 | — |
| May 23, 2026 | 984 | — |
| May 22, 2026 | 597 | — |
| May 21, 2026 | 883 | — |
| May 20, 2026 | 488 | — |
| May 19, 2026 | 195 | — |
| May 18, 2026 | 102 | — |
| May 17, 2026 | 101 | — |
| May 16, 2026 | 112 | — |
| May 15, 2026 | 140 | — |
| Apr 20, 2026 | 100 | — |
| Apr 19, 2026 | 127 | — |
| Apr 18, 2026 | 162 | — |
| Apr 17, 2026 | 249 | — |
| Apr 16, 2026 | 334 | — |
| Apr 15, 2026 | 189 | — |
| Apr 14, 2026 | 125 | — |
| Apr 13, 2026 | 132 | — |
| Apr 12, 2026 | 146 | — |
| Apr 11, 2026 | 191 | — |
| Apr 10, 2026 | 249 | — |
| Apr 9, 2026 | 354 | — |
| Apr 8, 2026 | 565 | — |
| Apr 7, 2026 | 975 | — |
| Apr 6, 2026 | 2,490 | — |
| Apr 5, 2026 | 4,010 | — |
Station Information
- USGS Site No
- 04189131
- State
- OH
- County
- Putnam County
- Coordinates
- 41.0153, -83.9189
- Drainage Area
- 503 mi²
- Datum (ft)
- 723.8
- HUC Code
- 04100008
Recent Extremes
- Max discharge
-
6,970 cfsApr 3, 2026
- Min discharge
-
4 cfsOct 6, 2025
Computed from the local daily-values archive.
Nearby Gauges
-
Riley Creek Below Pandora OHVery High4.2 mi · 19 cfs
-
Blanchard River at Ottawa OHVery High6.7 mi · 279 cfs
-
Blanchard River Near Findlay OHHigh12.4 mi · 96 cfs
-
Eagle Creek Above Findlay OHHigh14.1 mi · 28 cfs
-
Ottawa River Near Kalida OHNormal16.1 mi · 108 cfs