Facility Site ID: 99997706
Cleanup Site ID: 16661

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.

Technical Reports 2
Document Title Document Date Document Type
Alatheia Riding Center - Cleanup Status Report 2/15/2024 Site Specific Technical Document - Other
Alatheia Riding Center Remedial Action Plan 7/1/2022 Site Specific Technical Document - Other
Voluntary Cleanup Program 4
Document Title Document Date Document Type
Alatheia Riding Center - VCP CE0539 Continuation of Project 2/23/2024 VCP Administrative Document
Alatheia Riding Center - VCP CE0539 Project Status Request 1/25/2024 VCP Administrative Document
Alatheia Riding Center - ECY Opinion 10/20/2022 VCP Opinion on Property Cleanup – Other
Alatheia Riding Center - VCP acceptance letter and application forms 8/9/2022 VCP Administrative Document
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

  • Central Regional Office
    1250 W Alder St
    Union Gap, 98903-0009
    Please schedule an appointment to view print documents at this location.

Contaminants 2

Contaminant Type
Soil
Groundwater
Surface Water
Air
Sediment
Bedrock
Metals - Arsenic C
Metals - Lead 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.