Cohansey-Maurice HUC8 02040206
A 3,094 km² sub-basin of the Mid-Atlantic region in DE, NJ. 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
79
Abnormally dry
Area in D2+
0%
0% exceptional (D4)
Gauges below normal
0%
of 3 reporting
Median flow
111%
p55 of record
Water assets
5,516
2 springs · 1,081 wells
USGS gauges (4)
- Cohansey River at Seeley NJ0141280020 cfsp37 · normal
- Salem River at Woodstown NJ014825007 cfsp55 · normal
- Maurice River at Norma NJ01411500172 cfsp81 · above normal
- Manumuskin River at Cumberland NJ0141208033 cfsno long-term record
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 79 | 0 | 0/3 | p55 |
Top water assets
- 66Union Lake Damreservoir
- 66Munson Damreservoir
- 65Still Runriver
- 65Arrowhead Lake Pond Damreservoir
- 65Salem River At Woodstown Njriver
- 65Ogdens Creekriver
- 65Silver Lake Damreservoir
- 65Cohansey River At Seeley Njriver
- 65Alloway Creekriver
- 65Centerton Lake Damreservoir