Pecatonica River
River in Illinois, read from 2 USGS gauges, draining about 2,556 square miles. Figures refresh every fifteen minutes.
Discharge
1,990
cfs · 57 min ago
Normal for today
1,110
cfs median, 43 yrs
Water temp
—
not measured here
Gage height
6.24
ft
Gauges on this water
Reading by reach
Reading the number
On this date the gauge has averaged 1,110 cfs over 43 years of record, with the middle half of years falling between 700 and 1,690 cfs. Today is above that band, so expect more push and colour than a typical October day here.
Regional hatch calendar
What is likely hatching near Pecatonica River
Pecatonica River does not have its own verified chart yet. This calendar is combined from the verified charts on Black Earth Creek (58 mi), Root River (142 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: active | August: active | September: peak | October: peak | November: absent | December: absent |
| Caddis | January: absent | February: absent | March: absent | April: active | May: peak | June: peak | July: active | August: active | September: active | October: absent | November: absent | December: absent |
| March Brown | January: absent | February: absent | March: absent | April: absent | May: active | June: peak | July: active | August: absent | September: absent | October: absent | November: absent | December: absent |
| Midge | January: peak | February: peak | March: active | April: absent | May: absent | June: absent | July: absent | August: absent | September: absent | October: active | November: active | December: peak |
| Scud | January: active | February: active | March: active | April: active | May: active | June: active | July: active | August: active | September: active | October: active | November: active | December: active |
| Sulphur | January: absent | February: absent | March: absent | April: absent | May: peak | 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: absent | July: active | August: peak | September: peak | 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 |
| Light Cahill | January: absent | February: absent | March: absent | April: absent | May: absent | June: peak | July: active | August: active | September: absent | October: absent | November: absent | December: absent |
| Sculpin | January: active | February: active | March: active | April: active | May: absent | June: absent | July: absent | August: absent | September: active | October: peak | November: active | December: active |
Reports
From anglers on Pecatonica 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.