Tiffin River Near Evansport OH

USGS Site No: 04185318 • Tiffin River • Defiance County, OH

Tiffin River Near Evansport OH on the Tiffin River is currently at 125 cfs (Low — 20th percentile for this date) . Gage height: 10.24 ft.

Reading from

↑ Upstream on Tiffin River
Tiffin River at Stryker OH
125
CFS Discharge
10.24
Gage Height (ft)
Low
Flow Condition
N/A
Flood Status

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 80
25th Low threshold 151 Today: 125 cfs
50th (Median) Normal (median) 271
75th High threshold 819
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.

4k 2k 0 cfs Apr 6 May 28
10th–95th historical Day-of-year median Recent discharge

30-Day Flow History

Date Discharge (CFS) Gage Ht (ft)
May 28, 2026 141 —
May 27, 2026 149 —
May 26, 2026 154 —
May 25, 2026 153 —
May 24, 2026 146 —
May 23, 2026 145 —
May 22, 2026 159 —
May 21, 2026 182 —
May 20, 2026 205 —
May 19, 2026 198 —
May 18, 2026 182 —
May 17, 2026 185 —
May 16, 2026 190 —
May 15, 2026 207 —
Apr 21, 2026 1,940 —
Apr 20, 2026 2,200 —
Apr 19, 2026 2,130 —
Apr 18, 2026 1,760 —
Apr 17, 2026 1,580 —
Apr 16, 2026 1,300 —
Apr 15, 2026 486 —
Apr 14, 2026 435 —
Apr 13, 2026 531 —
Apr 12, 2026 794 —
Apr 11, 2026 1,190 —
Apr 10, 2026 1,590 —
Apr 9, 2026 2,080 —
Apr 8, 2026 2,660 —
Apr 7, 2026 3,190 —
Apr 6, 2026 3,670 —

Station Information

USGS Site No
04185318
State
OH
County
Defiance County
Coordinates
41.3825, -84.4161
Drainage Area
563 mi²
Datum (ft)
657.8
HUC Code
04100006
View on USGS NWIS →

Recent Extremes

Max discharge
4,800 cfs
Apr 3, 2026
Min discharge
17 cfs
Oct 13, 2025

Computed from the local daily-values archive.

Nearby Gauges

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