International Joint Commission
USGS WaterWatch's "Site Dashboard" provides seasonal and other context-oriented information about current and historical streamflow.
Add up to 2 more sites and replot for "Discharge, cubic feet per second"
Add up to 2 more sites and replot for "Gage height, feet"
Add up to 2 more sites and replot for "Stream water level elevation above NAVD 1988, in feet"
Add up to 2 more sites and replot for "Water velocity reading from field sensor, feet per second"
Add up to 2 more sites and replot for "Mean water velocity for discharge computation, feet per second, [vx-1]"