The City of Sumner authorized the preparation of the Comprehensive Sewer Plan Amendment in accordance with WAC 173-240-050 as administered by the State of Washington Department of Ecology. This plan updates the previous Comprehensive Sewer Plan prepared by Parametrix, Inc. in May 2000.
It is the intent of this document to analyze the City’s collection system and to identify system deficiencies for existing and future flow conditions. If any deficiencies are identified in the City’s collection system, improvement and cost recommendations will be developed.