Marine Sediment Data | Region 10 | US EPA

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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



Commencement Bay - Tacoma, WA: Hylebos Waterway Pre-Remedial Design Program
Commencement Bay - Tacoma, WA: St. Paul Waterway Remedial Action and Habitat Restoration Project
Lower Duwamish River Site Investigation - 1999
Harbor Island Site - Seattle, WA: Marine Sediment Operable Unit
  • 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


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