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Mitigation bank projects

We work in partnership with the U.S. Army Corps of Engineers and EPA to certify and regulate wetland mitigation banks in Washington. The map below shows the wetland mitigation banks approved by Ecology and those projects undergoing technical review.

Detailed information for each bank can be found using the links below the map.
State of Washington map showing locations of wetland mitigation banks under review and approved as of January 2018. The banks are listed in the text below this map.

Location of wetland banks in Washington. You can find detailed information for each mitigation bank by clicking the links to project-specific pages below.

Approved banks

Approved banks have gone through the state certification process and are available for mitigation use.

Banks under review

Banks under review are proposed wetland mitigation banks that are undergoing technical review by the interagency review team.