Cattaraugus HUC8 04120102
A 1,449 km² sub-basin of the Great Lakes region in NY. 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
76
Healthy
Drought index
0
None
Area in D2+
0%
0% exceptional (D4)
Gauges below normal
0%
of 1 reporting
Median flow
176%
p81 of record
Water assets
1,106
43 springs · 838 wells
USGS gauges (2)
- CATTARAUGUS CREEK AT GOWANDA NY04213500284 cfsp81 · above normal
- THATCHER BROOK AT GOWANDA NY042135082 cfsno long-term record
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 0 | 0 | 0/1 | p81 |
Top water assets
- 66Nys Atomic Development Dam #1reservoir
- 66Springville Damreservoir
- 66Nys Atomic Development Dam #2reservoir
- 65Rainbow Lake Damreservoir
- 65Stuart Klahn Damreservoir
- 65Cattaraugus County Sportsmans Dam #1reservoir
- 65James Hughey Damreservoir
- 65O'Dell Marsh Damreservoir
- 65Alpine Heights Pond Damreservoir
- 65Rotary Lake Damreservoir