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Marine Sediment Data Complete data sets are posted here for several Superfund National Priorities List (NPL) and Non-NPL site marine sediment investigations. Data can be viewed directly or downloaded for use in spreadsheet or database management applications. Data for additional sites will be posted when available. Commencement Bay - Tacoma, WA: Middle Waterway Pre-Remedial Design Program Data Files: Pre-Remedial Design Rounds 1A and 1B, and Historical Data, 1984 - 2000 Commencement Bay - Tacoma, WA: Hylebos Waterway Pre-Remedial Design Program Data Files and Cruise Reports: Events 1A and 1B - 1994 Data Files: Event 1C Phase I/II - 1995 to 1996 Data Files: Wood Debris Group Events 1a, 1a-2, and 1b: 1997 to 1998 Data Files: Round 2 Phase 1, Phase 2, and Phase 2 Retest : 1998 Commencement Bay - Tacoma, WA: St. Paul Waterway Remedial Action and Habitat Restoration Project Data Files: 1989 - 1994 Monitoring [Partial data set] Data Files: 1995 Monitoring Data Files: 1996 Monitoring Data Files: 1997 Monitoring Data Files: 1998 Monitoring Lower Duwamish River Site Investigation - 1999 Data and Report Files Harbor Island Site - Seattle, WA: Marine Sediment Operable Unit Data Files: Remedial Investigation - 1991 Data Files: RI/FS Tributyl Tin Investigation - 1998 Data Files: RI/FS Human Health Risk Assessment - September 1999 Additional Sites for which Marine Sediment data will soon to be available: Commencement Bay Nearshore/Tideflats, Tacoma, WA - Thea Foss Waterway Wyckoff Site, Eagle Harbor, WA Harbor Island Supplemental Remedial Investigation 1994 [ Main Cleanup | Brownfields ] [ Superfund | FOIA | Records Center ] Point of contact: Jonathan Williams E-Mail: williams.jonathan@epa.gov Phone Number: (206) 553-1369 Last Updated: 05/26/2006