Embarras HUC8 05120112
A 6,309 km² sub-basin of the Ohio region in IL. 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
71
Moderate
Drought index
14
Abnormally dry
Area in D2+
0%
0% exceptional (D4)
Gauges below normal
25%
of 4 reporting
Median flow
210%
p77 of record
Water assets
4,086
0 springs · 3,723 wells
USGS gauges (5)
- NORTH FORK EMBARRAS RIVER NEAR OBLONG, IL033460001 cfsp7 · much below normal
- EMBARRAS RIVER AT STE. MARIE, IL03345500178 cfsp76 · above normal
- EMBARRAS RIVER AT LAWRENCEVILLE, IL03346500345 cfsp77 · above normal
- EMBARRAS RIVER NEAR CAMARGO, IL0334340018 cfsp80 · above normal
- BLACK SLOUGH AT CR 500N NR PHILO, IL033433503 cfsno long-term record
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 14 | 0 | 1/4 | p77 |
Top water assets
- 66Walnut Point State Park Lake Damreservoir
- 66Curtis Brothers Pond Damreservoir
- 66Fox Ridge Lake Damreservoir
- 65Lake Charleston Damreservoir
- 65Embarras River At Lawrenceville, Ilriver
- 65Black Slough At Cr 500N Nr Philo, Ilriver
- 65Embarras River Near Camargo, Ilriver
- 65Hayes Pond Damreservoir
- 65Embarras Riverriver
- 65No Business Creekriver