South Fork Trinity River
River in California, read from 2 USGS gauges, draining about 764 square miles. Figures refresh every fifteen minutes.
Discharge
—
not reporting
Normal for today
—
no long-term record
Water temp
—
not measured here
Gage height
—
not measured here
Gauges on this water
Reading by reach
Regional hatch calendar
What is likely hatching near South Fork Trinity River
South Fork Trinity River does not have its own verified chart yet. This calendar is combined from the verified charts on Trinity River (37 mi), Sacramento River (49 mi), Klamath River (65 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Coho | January: active | February: absent | March: absent | April: absent | May: absent | June: absent | July: absent | August: absent | September: active | October: active | November: peak | December: peak |
| Fall Chinook | January: absent | February: absent | March: absent | April: absent | May: absent | June: absent | July: absent | August: peak | September: peak | October: peak | November: peak | December: active |
| Golden Stonefly | January: absent | February: absent | March: absent | April: absent | May: active | June: peak | July: peak | August: active | September: absent | October: absent | November: absent | December: absent |
| Half-Pounder Steelhead | January: absent | February: absent | March: absent | April: absent | May: absent | June: absent | July: absent | August: active | September: peak | October: peak | November: active | December: absent |
| Spring Chinook | January: absent | February: absent | March: absent | April: active | May: active | June: peak | July: peak | August: active | September: active | October: absent | November: absent | December: absent |
| Summer Steelhead | January: absent | February: absent | March: absent | April: absent | May: absent | June: absent | July: active | August: active | September: active | October: peak | November: peak | December: active |
| Winter Steelhead | January: peak | February: peak | March: active | April: active | May: absent | June: absent | July: absent | August: absent | September: absent | October: absent | November: active | December: peak |
| Blue-Winged Olive | January: peak | February: peak | March: peak | April: peak | May: active | June: absent | July: absent | August: absent | September: active | October: peak | November: peak | December: peak |
| Caddis | January: absent | February: absent | March: active | April: peak | May: peak | June: peak | July: peak | August: peak | September: peak | October: active | November: active | December: absent |
| March Brown | January: absent | February: absent | March: peak | April: active | May: absent | June: absent | July: absent | August: absent | September: absent | October: absent | November: absent | December: absent |
| Midge | January: peak | February: peak | March: peak | April: peak | May: active | June: active | July: active | August: active | September: active | October: peak | November: peak | December: peak |
| Pale Morning Dun | January: absent | February: absent | March: absent | April: absent | May: active | June: peak | July: peak | August: active | September: absent | October: absent | November: absent | December: absent |
PeakActiveAbsent
Reports
From anglers on South Fork Trinity 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.