Evergreen Treatment Services Seattle Clinic

Seattle, King County
Facility Site ID: 100004066
Cleanup Site ID: 17256

  • Site Status

  • Cleanup Started

More about cleanup

This site has confirmed or suspected contamination that could potentially harm people and the environment. It is in the state cleanup process under the Model Toxics Control Act.

See the Site Details report at left or the documents below to learn more about this site.

Ecology works to clean up contaminated properties throughout the state. Cleanups are construction projects that remove, treat, or contain potentially harmful substances.

Voluntary Cleanup Program

This site is in our Voluntary Cleanup Program, which provides technical help to owners of contaminated sites.

Voluntary Cleanup Program customers pay fees to cover our costs for technical help and reviewing cleanup reports. Sites in this program must meet the same cleanup standards as sites Ecology manages under legal orders.

Places to see print documents
Legal 1
Document Title Document Date Document Type
Evergreen Treatment Services - XN0059 - Recorded Environmental Covenant 12/27/2017 Environmental Covenant
Technical Reports 14
Document Title Document Date Document Type
Evergreen Treatment Services - XN0059 - RI/FS and CAP wo Previous Reports 5/30/2025 Cleanup Action Plan
Evergreen Treatment Services - XN0059 - Contaminated Media Management Plan (CMMP) 5/30/2025 Site Specific Technical Document - Other
Evergreen Treatment Services - XN0059 - Draft RI/FS and CAP 5/23/2025 Remedial Investigation / Feasibility Study Report
Evergreen Treatment Services - XN0059 - Subsurface Investigation Report wo Previous Reports 4/18/2025 Site Specific Technical Document - Other
Evergreen Treatment Services - XN0059 - Phase I Environmental Site Assessment (ESA) wo Appendices 11/25/2024 Phase I Environmental Site Assessment
Evergreen Treatment Services - XN0059 - Petroleum Site Eligibility Determination 11/12/2024 Site Specific Administrative Document - Other (Administrative Correspondence)
Evergreen Treatment Services - XN0059 - re Brownfields Cleanup Grant Application 11/12/2024 Site Specific Administrative Document - Other (Administrative Correspondence)
Evergreen Treatment Services - XN0069 - Change in Use Notification 8/1/2024 Site Specific Administrative Document - Other (Administrative Correspondence)
Evergreen Treatment Services - XN0059 - Geotechnical Investigation Report 8/16/2023 Site Specific Technical Document - Other
Evergreen Treatment Services - XN0059 - Phase II Environmental Site Assessment (ESA) w/ Sump Cleanout Memo 2/21/2019 Phase II Environmental Site Assessment
Evergreen Treatment Services - XN0059 - re Interactive Planning Grant Application 9/17/2018 Site Specific Administrative Document - Other (Administrative Correspondence)
Letter from Ecology HWTR re Review of Soil & Concrete Data, Northwest Enviro Services, Western Blower Property (Partial NFA Letter) 1/30/1997 Site Specific Administrative Document - Other (Administrative Correspondence)
Evergreen Treatment Services - XN0059 - RCRA Closure Sampling Results - Western Blower Property - NW Enviro Services 1/23/1996 Site Specific Technical Document - Other
Evergreen Treatment Services - XN0059 - Interim Status Closure Plan - Western Blower Property - NW Enviro Service 7/24/1995 Site Specific Technical Document - Other
Voluntary Cleanup Program 4
There may be more documents related to this site. To obtain documents not available electronically, you will need to make a public records request.

Places to see print documents

  • Headquarters
    300 Desmond Dr SE
    Lacey, 98503
    Please schedule an appointment to view print documents at this location.

Contaminants 3

Contaminant Type
Soil
Groundwater
Surface Water
Air
Sediment
Bedrock
Metals - Metals - Other C C
Non-Halogenated Organics - Polycyclic Aromatic Hydrocarbons C
Non-Halogenated Organics - Other Non-Halogenated Organics C C
S
Suspected
C
Confirmed Above Cleanup Levels
B
Below Cleanup Levels
RA
Remediated-Above
RB
Remediated-Below
R
Remediated
This contaminant list was based on our best information at the time it was entered. It may not reflect current conditions at the site.