Click on a square symbol to access gages maintained by Snohomish County.
The symbol color indicates the flood status for the gage. Click on a triangle symbol to access USGS gages (off-site).
> What does each Flood Phase mean?
ALL GAGES STOPPED REPORTING DATA MORE THAN THREE HOURS AGO. THE SYSTEM MAY BE EXPERIENCING A COMPLETE FAILURE. PLEASE VISIT AGAIN LATER OR OBTAIN FLOOD WARNING INFORMATION FROM ONE OF THE SOURCES LISTED AT THE BOTTOM OF THIS PAGE.