Black River
River in Michigan, read from 3 USGS gauges, draining about 464 square miles. Figures refresh every fifteen minutes.
Discharge
15.0
cfs · 14 min ago
Normal for today
25.0
cfs median, 82 yrs
Water temp
—
not measured here
Gage height
2.99
ft
Gauges on this water
Reading by reach
Reading the number
On this date the gauge has averaged 25.0 cfs over 82 years of record, with the middle half of years falling between 17.0 and 51.0 cfs. Today is below that band: lower, clearer and, in summer, warmer water than a typical October day here.
Regional hatch calendar
What is likely hatching near Black River
Black River does not have its own verified chart yet. This calendar is combined from the verified charts on Namekagon River (64 mi), Bois Brule River (72 mi), Wolf River (112 mi). Treat it as regional timing, and file a report if you see something different here.
| Insect | J | F | M | A | M | J | J | A | S | O | N | D |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Blue-Winged Olive | January: absent | February: absent | March: active | April: peak | May: active | June: active | July: absent | August: absent | September: peak | October: active | November: absent | December: absent |
| Brown Drake | January: absent | February: absent | March: absent | April: absent | May: absent | June: peak | July: absent | August: absent | September: absent | October: absent | November: absent | December: absent |
| Hendrickson | January: absent | February: absent | March: absent | April: peak | May: peak | June: absent | July: absent | August: absent | September: absent | October: absent | November: absent | December: absent |
| Hex | January: absent | February: absent | March: absent | April: absent | May: absent | June: peak | July: peak | August: absent | September: absent | October: absent | November: absent | December: absent |
| Isonychia | January: absent | February: absent | March: absent | April: absent | May: absent | June: active | July: peak | August: active | September: absent | October: absent | November: absent | December: absent |
| March Brown | January: absent | February: absent | March: absent | April: absent | May: active | June: peak | July: absent | August: absent | September: absent | October: absent | November: absent | December: absent |
| Sulphur | January: absent | February: absent | March: absent | April: absent | May: peak | June: active | July: absent | August: absent | September: absent | October: absent | November: absent | December: absent |
| Trico | January: absent | February: absent | March: absent | April: absent | May: absent | June: absent | July: peak | August: absent | September: absent | October: absent | November: absent | December: absent |
| White Fly | January: absent | February: absent | March: absent | April: absent | May: absent | June: absent | July: absent | August: peak | September: absent | October: absent | November: absent | December: absent |
| Caddis | January: absent | February: absent | March: absent | April: absent | May: peak | June: peak | July: active | August: active | September: active | October: active | November: absent | December: absent |
| Light Cahill | January: absent | February: absent | March: absent | April: absent | May: absent | June: peak | July: active | August: absent | September: absent | October: absent | November: absent | December: absent |
| Terrestrials | January: absent | February: absent | March: absent | April: absent | May: absent | June: absent | July: active | August: peak | September: active | October: absent | November: absent | December: absent |
Reports
From anglers on Black River
No reports filed here yet. The first one becomes the page’s local knowledge, stamped with the flow at the time. File a report.