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 2026-10-13); streamflow classes place each USGS gauge's latest reading against its own day-of-year record.
Health score
29
Critical
Drought index
387
Extreme
Area in D2+
99.93%
6.14% exceptional (D4)
Gauges below normal
100%
of 1 reporting
Median flow
14%
p4 of record
Water assets
755
5 springs · 45 wells
USGS gauges (3)
- BLACK RIVER NEAR BESSEMER, MI0403100016 cfsp4 · much below normal
- PRESQUE ISLE RIVER NEAR CONNORVILLE, MI0403215081 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 |
|---|---|---|---|---|
| 2026-10-19 | 387 | 99.93 | 1/1 | p4 |
| 2026-10-18 | 387 | 99.93 | 1/1 | p5 |
| 2026-10-17 | 387 | 99.93 | 1/1 | p6 |
| 2026-10-16 | 387 | 99.93 | 1/1 | p8 |
| 2026-10-15 | 336 | 81.86 | 1/1 | p4 |
| 2026-10-14 | 336 | 81.86 | 1/1 | p5 |
| 2026-10-13 | 336 | 81.86 | 1/1 | p4 |
| 2026-10-12 | 336 | 81.86 | 1/1 | p4 |
| 2026-10-11 | 336 | 81.86 | 1/1 | p4 |
| 2026-10-10 | 336 | 81.86 | 1/1 | p5 |
| 2026-10-09 | 336 | 81.86 | 1/1 | p4 |
| 2026-10-08 | 299 | 81.35 | 1/1 | p4 |
| 2026-10-07 | 299 | 81.35 | 1/1 | p5 |
| 2026-10-06 | 299 | 81.35 | 1/1 | p8 |
Top water assets
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- 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