TY - RPRT TI - Numerical simulation of the groundwater-flow system in tributary subbasins and vicinity, lower Skagit River basin, Skagit and Snohomish Counties, Washington AU - Kenneth H. Johnson AU - Mark E. Savoca PY - 2010 DO - 10.3133/sir20105184 UR - https://pubs.usgs.gov/publication/sir20105184 ID - sir20105184 ER -