Upper Delaware HUC8 02040101
A 3,083 km² sub-basin of the Mid-Atlantic region in NY, 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
79
Healthy
Drought index
0
None
Area in D2+
0%
0% exceptional (D4)
Gauges below normal
0%
of 14 reporting
Median flow
267%
p83 of record
Water assets
1,403
19 springs · 870 wells
USGS gauges (17)
- TOWN BROOK SOUTHEAST OF HOBART NY014216183 cfsp41 · normal
- WEST BRANCH DELAWARE RIVER AT HOBART NY014216107 cfsp51 · normal
- WEST BRANCH DELAWARE RIVER AT STILESVILLE NY01425000491 cfsp52 · normal
- WEST BRANCH DELAWARE RIVER AT HALE EDDY NY01426500716 cfsp60 · normal
- LITTLE DELAWARE RIVER NEAR DELHI NY0142250019 cfsp63 · normal
- WEST BRANCH DELAWARE RIVER UPSTREAM FROM DELHI NY0142190078 cfsp79 · above normal
- EAST BROOK EAST OF WALTON NY0142274733 cfsp82 · above normal
- WEST BRANCH DELAWARE RIVER AT WALTON NY01423000223 cfsp83 · above normal
- DELAWARE RIVER AT LORDVILLE NY014272072,520 cfsp83 · above normal
- TENMILE RIVER AT TUSTEN NY0142800026 cfsp84 · above normal
- DELAWARE R ABOVE LACKAWAXEN R NEAR BARRYVILLE NY014285003,320 cfsp87 · above normal
- TROUT CREEK NEAR TROUT CREEK NY014240010324 cfsp88 · above normal
- DELAWARE RIVER AT CALLICOON NY014275103,010 cfsp88 · above normal
- CALLICOON CREEK AT CALLICOON NY01427500307 cfsp95 · much above normal
- WEST BROOK AT AUSTIN LINCOLN PARK AT WALTON NY0142277924 cfsno long-term record
- OQUAGA CREEK AT MCCLURE NY0142580559 cfsno long-term record
- Equinunk Creek near Dillontown, PA0142719536 cfsno long-term record
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 0 | 0 | 0/14 | p83 |
Top water assets
- 67Cannonsville Damreservoir
- 67Little Delaware Riverriver
- 67Little Delaware Riverriver
- 67Little Delaware Riverriver
- 67Little Delaware Riverriver
- 66PA Well PI 248well
- 65Joseph Lynch Pond Damreservoir
- 65Trout Creek Near Trout Creek Nyriver
- 65Kazens Pond Damreservoir
- 65Equinunk Creek Near Dillontown, Pariver