Rocky River
River in Ohio, read from its USGS gauge, draining about 267 square miles. Figures refresh every fifteen minutes.
Discharge
61.9
cfs · 13 min ago
Normal for today
36.0
cfs median, 95 yrs
Water temp
75
°F · 35d ago
Gage height
5.32
ft
Reading the number
On this date the gauge has averaged 36.0 cfs over 95 years of record, with the middle half of years falling between 16.0 and 84.0 cfs. Today sits inside that band, which is as close to a normal October day as the gauge can tell you.
Regional hatch calendar
What is likely hatching near Rocky River
Rocky River does not have its own verified chart yet. This calendar is combined from the verified charts on Grand River (40 mi), Huron River (113 mi), Clarion River (139 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Caddis | January: absent | February: absent | March: absent | April: active | May: peak | June: peak | July: peak | August: active | September: active | October: active | November: absent | December: absent |
| Hendrickson | January: absent | February: absent | March: absent | April: peak | May: active | June: absent | July: absent | August: absent | September: absent | October: absent | November: absent | December: absent |
| Sulphur | January: absent | February: absent | March: absent | April: absent | May: active | 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: active | July: peak | August: peak | September: active | October: absent | November: absent | December: absent |
| Trico | January: absent | February: absent | March: absent | April: absent | May: absent | June: active | July: active | August: peak | September: active | October: absent | November: absent | December: absent |
| Blue-Winged Olive | January: absent | February: absent | March: active | April: peak | May: active | June: absent | July: absent | August: absent | September: active | October: peak | November: active | December: absent |
| Egg Patterns | January: active | February: active | March: peak | April: peak | May: absent | June: absent | July: absent | August: absent | September: absent | October: peak | November: peak | December: peak |
| Green Drake | January: absent | February: absent | March: absent | April: absent | May: active | June: active | 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: absent | July: active | August: active | September: absent | October: absent | November: absent | December: absent |
| Lake-Run Smallmouth | January: absent | February: absent | March: absent | April: peak | May: peak | June: active | July: active | August: active | September: absent | October: absent | November: absent | December: absent |
| Little Black Stonefly | January: active | February: active | March: peak | April: active | May: absent | June: absent | July: absent | August: absent | September: absent | October: absent | November: absent | December: absent |
Reports
From anglers on Rocky 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.