Visual. Look for flows of 400-500 cfs. The gauge at Electron is located just upstream of the diversion for the powerhouse which removes up to 400 cfs from the river.
|PUYALLUP RIVER NEAR ELECTRON, WA|
|usgs-12092000||300 - 1000 cfs||V||53h56m||322 cfs (running)|
|Most of the time the flow is 400 cfs less than reported on this gauge because flows are diverted to the powerhouse.|
Gauge (92.8 sq.mi. drainage).