Cowlitz Clean Waters is a collaborative initiative of the City of Kelso, City of Longview, Cowlitz County, Consolidated Diking Improvement District #1 (CDID#1), Kelso School District, Longview School District, Washington State University (WSU) Cowlitz County Extension and the Lower Columbia College.

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This partnership is committed to supporting a multifaceted public information and education campaign
to help inform the Lower Columbia region about the impacts of stormwater runoff on our local waterways
and to affect behavior changes and water quality improvements in our communities.