Blanchard HUC8 04100008
A 1,999 km² sub-basin of the Great Lakes region in OH. Drought coverage is from the US Drought Monitor (map of 2026-09-01); streamflow classes place each USGS gauge's latest reading against its own day-of-year record.
Health score
74
Moderate
Drought index
0
None
Area in D2+
0%
0% exceptional (D4)
Gauges below normal
0%
of 8 reporting
Median flow
1474%
p96 of record
Water assets
257
0 springs · 80 wells
USGS gauges (8)
- Eagle Creek above Findlay OH0418849612 cfsp94 · much above normal
- Riley Creek below Pandora OH0418917450 cfsp95 · much above normal
- Blanchard River at Ottawa OH04189260441 cfsp95 · much above normal
- Blanchard River at Gilboa OH04189131451 cfsp96 · much above normal
- Blanchard River below Mt. Blanchard OH0418833766 cfsp96 · much above normal
- Blanchard River near Findlay OH04189000260 cfsp96 · much above normal
- Blanchard River above Findlay OH04188400156 cfsp97 · much above normal
- Lye Creek above Findlay OH041884335 cfsp97 · much above normal
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 0 | 0 | 0/8 | p96 |
Top water assets
- 66Findlay Upground Reservoir No. 2reservoir
- 65Lye Creek Above Findlay Ohriver
- 65Potato Run Near Wharton Ohriver
- 65Riley Creek Below Pandora Ohriver
- 65Findlay Upground Reservoir No. 1reservoir
- 65Swing Bridge Lake Damreservoir
- 65Rawson Wwt Lagoonreservoir
- 65Blanchard River Below Mt. Blanchard Ohriver
- 65Blanchard River Near Findlay Ohriver
- 65Blanchard River Above Findlay Ohriver