Potomac River
River in West Virginia, read from its USGS gauge, draining about 5,955 square miles. Figures refresh every fifteen minutes.
Discharge
1,310
cfs · 1h ago
Normal for today
1,240
cfs median, 80 yrs
Water temp
—
not measured here
Gage height
2.03
ft
Reading the number
On this date the gauge has averaged 1,240 cfs over 80 years of record, with the middle half of years falling between 818 and 2,160 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 Potomac River
Potomac River does not have its own verified chart yet. This calendar is combined from the verified charts on Susquehanna River (75 mi), Juniata River (80 mi), Youghiogheny River (95 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: active | August: active | September: active | October: active | November: absent | December: absent |
| Crayfish | January: absent | February: absent | March: absent | April: active | May: active | June: peak | July: peak | August: peak | September: active | October: active | November: absent | December: absent |
| Damselfly | January: absent | February: absent | March: absent | April: absent | May: absent | June: active | July: peak | August: peak | September: active | October: absent | November: absent | December: absent |
| Grasshopper | January: absent | February: absent | March: absent | April: absent | May: absent | June: absent | July: active | August: peak | September: peak | October: active | November: absent | December: absent |
| Hellgrammite | January: absent | February: absent | March: absent | April: absent | May: active | June: peak | July: peak | August: active | September: active | October: absent | November: absent | December: absent |
| Light Cahill | January: absent | February: absent | March: absent | April: absent | May: active | June: peak | July: active | August: absent | September: absent | October: absent | November: absent | December: absent |
| Sculpin | January: absent | February: absent | March: active | April: active | May: active | June: active | July: active | August: active | September: peak | October: peak | November: active | December: absent |
| White Fly | January: absent | February: absent | March: absent | April: absent | May: absent | June: absent | July: peak | August: peak | September: absent | October: absent | November: absent | December: absent |
| Blue-Winged Olive | January: absent | February: absent | March: active | April: active | May: active | June: active | July: absent | August: absent | September: active | October: peak | November: active | December: absent |
| Isonychia | January: absent | February: absent | March: absent | April: absent | May: absent | June: absent | July: active | August: peak | September: peak | October: absent | November: absent | December: absent |
| Little Black Stonefly | January: absent | February: active | March: peak | April: active | May: absent | June: absent | July: absent | August: absent | September: absent | October: absent | November: absent | December: absent |
| March Brown | January: absent | February: absent | March: absent | April: absent | May: peak | June: active | July: absent | August: absent | September: absent | October: absent | November: absent | December: absent |
Reports
From anglers on Potomac 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.