Chautauqua-Conneaut HUC8 04120101
A 2,204 km² sub-basin of the Great Lakes region in NY, OH, PA. 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
75
Healthy
Drought index
0
None
Area in D2+
0%
0% exceptional (D4)
Gauges below normal
0%
of 3 reporting
Median flow
251%
p88 of record
Water assets
3,378
7 springs · 3,266 wells
USGS gauges (8)
- Brandy Run near Girard, PA042130753 cfsp84 · above normal
- Walnut Creek Upstream Pool, near Erie, PA0421315228 cfsp88 · above normal
- Conneaut Creek at Conneaut OH0421300099 cfsp91 · much above normal
- Conneaut Creek at Dickonsburg, PA042128953 cfsno long-term record
- CHAUTAUQUA CREEK BELOW WESTFIELD NY0421331924 cfsno long-term record
- CANADAWAY CREEK AT FREDONIA NY0421337611 cfsno long-term record
- SILVER CREEK AT US ROUTE 20 AT SILVER CREEK NY042133942 cfsno long-term record
- WALNUT CREEK AT US ROUTE 20 AT SILVER CREEK NY042134012 cfsno long-term record
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 0 | 0 | 0/3 | p88 |
Top water assets
- 71PA Well CW 783well
- 66Brocton Reservoir Damreservoir
- 66Fredonia Reservoir Damreservoir
- 66Elkem Fluid Waste Pond 3Areservoir
- 66Pierce-Ruhland Pond Damreservoir
- 66Minton Damreservoir
- 66Silver Creek Reservoir Damreservoir
- 65Conneaut Creek At Conneaut Ohriver
- 65Dunkirk Steam Station Pond Damreservoir
- 65Hoag Pond Damreservoir