Sandusky River at Tiffin OH
USGS Site No: 04197137 • Sandusky River • Seneca County, OH
Sandusky River at Tiffin OH on the Sandusky River is currently at 973 cfs (Very High — 95th percentile for this date) . Gage height: 3.05 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 | 32 | |
| 25th | Low threshold | 45 | |
| 50th (Median) | Normal (median) | 79 | |
| 75th | High threshold | 218 | |
| 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 | 2,070 | — |
| May 27, 2026 | 5,590 | — |
| May 26, 2026 | 10,100 | — |
| May 25, 2026 | 11,000 | — |
| May 24, 2026 | 10,600 | — |
| May 23, 2026 | 5,110 | — |
| May 22, 2026 | 1,920 | — |
| May 21, 2026 | 2,220 | — |
| May 20, 2026 | 1,230 | — |
| May 19, 2026 | 324 | — |
| May 18, 2026 | 306 | — |
| May 17, 2026 | 338 | — |
| May 16, 2026 | 388 | — |
| May 15, 2026 | 461 | — |
| Apr 21, 2026 | 303 | — |
| Apr 20, 2026 | 365 | — |
| Apr 19, 2026 | 454 | — |
| Apr 18, 2026 | 582 | — |
| Apr 17, 2026 | 759 | — |
| Apr 16, 2026 | 1,000 | — |
| Apr 15, 2026 | 627 | — |
| Apr 14, 2026 | 490 | — |
| Apr 13, 2026 | 522 | — |
| Apr 12, 2026 | 627 | — |
| Apr 11, 2026 | 780 | — |
| Apr 10, 2026 | 1,000 | — |
| Apr 9, 2026 | 1,450 | — |
| Apr 8, 2026 | 2,880 | — |
| Apr 7, 2026 | 6,260 | — |
| Apr 6, 2026 | 8,310 | — |
Station Information
- USGS Site No
- 04197137
- State
- OH
- County
- Seneca County
- Coordinates
- 41.1142, -83.1797
- Drainage Area
- 966 mi²
- Datum (ft)
- 720.7
- HUC Code
- 04100011
Flood Stage Thresholds
- Action Stage
- 6.0 ft
- Flood Stage
- 9.0 ft
- Moderate Flood
- 10.5 ft
- Major Flood
- 12.0 ft
Currently 5.95 ft below flood stage.
Recent Extremes
- Max discharge
-
14,900 cfsApr 2, 2026
- Min discharge
-
18 cfsSep 20, 2025
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
-
Rock Creek at Tiffin OHHigh0.6 mi · 12 cfs
-
Rock Creek Near Republic OHUnknown6.6 mi · 0 cfs
-
Honey Creek at Melmore OHHigh7.3 mi · 78 cfs
-
Wolf Creek Near Kansas OHVery High9.1 mi · 8 cfs
-
Sandusky River Near Fremont OHHigh13.4 mi · 1,160 cfs