Latitude (degrees, minutes, and seconds) ...... 461640 Longitude (degrees, minutes, and seconds) ..... 1221808 State Code .................................... 53 County Code ................................... 015 County Name ................................... Cowlitz Basin Name .................................... Lower Cowlitz Hydrologic Unit Code .......................... 17080005 Drainage Area (square miles) .................. 83.0 Gage Datum (feet, from altimeter) ............. 1690 Location ...................... At rock outcrop, 1.7 mi below Elk Creek ----Period(s) of Record---- Sediment Data -- March 1980 to February 1981
Dinehart, Randy L., Ritter, John R., and Knott, James M., 1981, Sediment Data for Streams near Mount St. Helens, Washington, Volume 1, 1980 Water-Year: U.S. Geological Survey Open-File Report 81-822. Dinehart, Randy L., 1986, Sediment Data For Streams Near Mount St. Helens, Washington, Volume 2, Water Years 1981-83: U.S. Geological Survey Open-File Report 85-632.