Phone: 503-823-7740
Fax: 503-823-6995
1120 SW 5th Avenue, Suite 1000, Portland, OR 97204
Columbia Slough Sediment Program
Columbia Slough Sediment Program Watershed Action Plan (2006)
Actions to improve slough sediment quality (PDF Document, 4,499kb)
State of the Slough 2010
Columbia Slough Sediment Program 2010 Annual Report
Columbia Slough Sediment Analysis
2006 analysis (PDF Document, 3,113kb)
Columbia Slough Fish Tissue Analysis
2005 Sampling (PDF Document, 4,985kb)
State of the Slough 2009
Columbia Slough Sediment Program 2009 Annual Report
State of the Slough 2011
Columbia Slough Sediment Program 2011 Annual Report
Columbia Slough Sediment Program Watershed Action Plan (2011)
Actions to improve slough sediment quality (PDF Document, 7,487kb)
State of the Slough 2007
Columbia Slough Sediment Program 2007 Annual Report
State of the Slough 2008
Columbia Slough Sediment Program 2008 Annual Report
Columbia Slough Sediment Analysis Cover Letter
Transmittal letter for the 2006 analysis (PDF Document, 102kb)