Columbia River

River in Washington, read from 3 USGS gauges, draining about 241,000 square miles. Figures refresh every fifteen minutes.

Discharge

10,800

cfs · 49 min ago

Normal for today

108,000

cfs median, 16 yrs

Water temp

—

not measured here

Gage height

4.65

Below normal for the date10% of medianUSGS gauge 14144700

Thirty-day mean discharge · 79,100–106,000 cfsdashed line: today’s long-term median

Gauges on this water

Reading by reach

Station	Flow	Temp	Updated
COLUMBIA RIVER AT VANCOUVER, WA14144700	10,800 cfs	—	49 min ago
COLUMBIA RIVER BELOW PRIEST RAPIDS DAM, WA12472800	69,300 cfs	—	34 min ago
COLUMBIA RIVER AT INTERNATIONAL BOUNDARY12399500	60,900 cfs	—	49 min ago

Reading the number

On this date the gauge has averaged 108,000 cfs over 16 years of record, with the middle half of years falling between 88,500 and 122,000 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 Columbia River

Columbia River does not have its own verified chart yet. This calendar is combined from the verified charts on Kootenai River (113 mi), St Joe River (137 mi). Treat it as regional timing, and file a report if you see something different here.

Month-by-month insect activity for Columbia River
Insect	J	F	M	A	M	J	J	A	S	O	N	D
Blue-Winged Olive	January: active	February: active	March: peak	April: peak	May: active	June: absent	July: absent	August: active	September: peak	October: peak	November: active	December: active
Caddis	January: absent	February: absent	March: absent	April: absent	May: active	June: active	July: peak	August: peak	September: active	October: peak	November: absent	December: absent
Midge	January: peak	February: peak	March: peak	April: peak	May: active	June: absent	July: absent	August: absent	September: absent	October: active	November: peak	December: peak
Pale Morning Dun	January: absent	February: absent	March: absent	April: absent	May: absent	June: active	July: peak	August: peak	September: active	October: absent	November: absent	December: absent
Golden Stonefly	January: absent	February: absent	March: absent	April: absent	May: active	June: peak	July: peak	August: peak	September: active	October: absent	November: absent	December: absent
Grannom	January: absent	February: absent	March: absent	April: absent	May: peak	June: active	July: absent	August: absent	September: absent	October: absent	November: absent	December: absent
Grasshopper	January: absent	February: absent	March: absent	April: absent	May: absent	June: absent	July: peak	August: peak	September: active	October: absent	November: absent	December: absent
Green Drake	January: absent	February: absent	March: absent	April: absent	May: absent	June: absent	July: active	August: absent	September: absent	October: absent	November: absent	December: absent
March Brown	January: absent	February: absent	March: absent	April: absent	May: active	June: active	July: absent	August: absent	September: absent	October: absent	November: absent	December: absent
October Caddis	January: absent	February: absent	March: absent	April: absent	May: absent	June: absent	July: absent	August: absent	September: active	October: peak	November: absent	December: absent
Salmonfly	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: active	February: active	March: active	April: active	May: absent	June: absent	July: absent	August: absent	September: absent	October: active	November: active	December: active

PeakActiveAbsent

Reports

From anglers on Columbia 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.