Rondout HUC8 02020007
A 3,077 km² sub-basin of the Mid-Atlantic region in NJ, 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
78
Healthy
Drought index
0
None
Area in D2+
0%
0% exceptional (D4)
Gauges below normal
0%
of 4 reporting
Median flow
228%
p80 of record
Water assets
3,694
22 springs · 2,519 wells
USGS gauges (10)
- RONDOUT CREEK NEAR LOWES CORNERS NY0136500028 cfsp63 · normal
- WALLKILL RIVER AT GARDINER NY01371500503 cfsp80 · above normal
- RONDOUT CREEK AT ROSENDALE NY01367500210 cfsp80 · above normal
- CHESTNUT CREEK AT GRAHAMSVILLE NY0136550023 cfsp84 · above normal
- CANNONSVILLE RES DIV CHANNEL NR GRAHAMSVILLE NY013651000 cfsno long-term record
- NEVERSINK RES DIVERSION CHANNEL AT GRAHAMSVILLE NY01365505438 cfsno long-term record
- CHESTNUT CREEK AT MOUTH AT GRAHAMSVILLE NY01365550462 cfsno long-term record
- Wallkill R at Scott Road at Franklin NJ0136771532 cfsno long-term record
- WALLKILL RIVER AT OIL CITY ROAD NEAR UNIONVILLE NY01368050276 cfsno long-term record
- WALLKILL RIVER AT PHILLIPSBURG NY01370520205 cfsno long-term record
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 0 | 0 | 0/4 | p80 |
Top water assets
- 67Sturgeon Pool Damreservoir
- 67Merriman Damreservoir
- 66Honk Falls Damreservoir
- 66Scenic Lake Damreservoir
- 66Dashville Damreservoir
- 66Lake Windsor Damreservoir
- 66Tillson Lake Damreservoir
- 65Wallkill Riverriver
- 65Lake Neepaulin Damreservoir
- 65Wallkill Riverriver