Black-Presque Isle HUC8 04020101
A 2,619 km² sub-basin of the Great Lakes region in MI, WI. 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
46
Stressed
Drought index
297
Severe
Area in D2+
81.35%
0% exceptional (D4)
Gauges below normal
100%
of 1 reporting
Median flow
39%
p12 of record
Water assets
755
5 springs · 45 wells
USGS gauges (3)
- BLACK RIVER NEAR BESSEMER, MI0403100017 cfsp12 · below normal
- PRESQUE ISLE RIVER NEAR CONNORVILLE, MI0403215060 cfsno long-term record
- MINERAL RIVER DS OF NATIVE CK NR SILVER CITY, MI0403251550 cfsno long-term record
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 297 | 81.35 | 1/1 | p12 |
Top water assets
- 66White Pine Mine North Tailings Dam #2reservoir
- 65Copper Creekriver
- 65Bessemer Township Park Damreservoir
- 65Black River Damreservoir
- 65Black Riverriver
- 65White Pine Mine North Tailings Dam #1reservoir
- 65Mcdonald Lake Damreservoir
- 65East Branch Presque Isle Riverriver
- 65Presque Isle River Near Connorville, Miriver
- 65Little Carp Riverriver