Boating safety tips are available from the U.S. Coast Guard. NOTE: During cold periods, gage height and streamflow information may be adversely affected by ice.
Add up to 2 more sites and replot for "Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)"