Chelan PUD Worthen Substation
Facility Site ID:
44830
Cleanup Site ID:
14795
The Site currently operates as an electrical substation facility, and has used of petroleum products in the past, as shown on historical Sanborn maps. In April 2018, a release of petroleum to soils and groundwater was identified during drilling of a monitoring well located on the east side of Worthen Street. The monitoring well was installed as part of a Remedial Investigation (RI) being conducted at the Coleman Oil Biodiesel Spill site.
A photograph was taken showing soil saturated with petroleum. Laboratory analysis of soil and groundwater samples reported gasoline range organics (GRO), diesel range organics (DRO), heavy oil range organics (HRO), and benzene above Model Toxics Cleanup Act (MTCA) cleanup levels.
A photograph was taken showing soil saturated with petroleum. Laboratory analysis of soil and groundwater samples reported gasoline range organics (GRO), diesel range organics (DRO), heavy oil range organics (HRO), and benzene above Model Toxics Cleanup Act (MTCA) cleanup levels.
Documents 10
Legal 5
| Document Title | Document Date | Document Type |
| Chelan PUD Worthen Draft Agreed Order | 7/1/2024 | Agreed Order |
| Chelan PUD Worthen Substation - Final PLP Letter | 10/18/2023 | Final Potentially Liable Person Status Letter |
| Chelan PUD Worthen Substation - Final PLP Letter | 4/19/2019 | Final Potentially Liable Person Status Letter |
| Chelan PUD Worthen Substation - 30-Day Notice of Potential Liability | 3/15/2019 | Final Potentially Liable Person Status Letter |
| Chelan PUD Worthen Substation - Combined ENL and 30-day Notice of Potential Liability | 10/26/2018 | Early Notice Letter |
Public Information 2
| Document Title | Document Date | Document Type |
| Chelan PUD Worthen Substation - Agreed Order Fact Sheet - Spanish | 7/1/2024 | Fact Sheet\Public Notices |
| Chelan PUD Worthen Substation - Agreed Order Fact Sheet - English | 7/1/2024 | Fact Sheet\Public Notices |
Technical Reports 3
| Document Title | Document Date | Document Type |
| Chelan PUD Worthen Substation - Invitation to enter into Agreed Order for RI/FS | 2/5/2024 | Site Specific Administrative Document - other (Administrative correspondence) |
| Chelan PUD Worthen Substation - Ecology Update Letter | 10/18/2023 | Site Specific Administrative Document - other (Administrative correspondence) |
| Chelan PUD Worthen Substation - Data Package | 11/1/2018 | Site Specific Technical Document - other |
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 Office1250 W Alder StUnion Gap, 98903-0009Please schedule an appointment to view print documents at this location.
-
Wenatchee Public Library310 Douglas StWenatchee, 98801This location may only have print documents available during open comment periods.
Contaminants 4
| Contaminant Type | Soil |
Groundwater |
Surface Water |
Air |
Sediment |
Bedrock |
|---|---|---|---|---|---|---|
| Non-Halogenated Organics - Benzene | C | C | ||||
| Non-Halogenated Organics - Petroleum-Diesel | C | C | ||||
| Non-Halogenated Organics - Petroleum-Gasoline | C | C | ||||
| Non-Halogenated Organics - Petroleum-Other | 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.
Public Comment Period July 01, 2024-July 31, 2024
An Agreed Order is a legal agreement between Ecology, Puget Sound Energy (PSE), and the current landowner, Chelan PUD. It outlines the expectations, process, and schedule for site cleanup.
Review:
• Draft Agreed Order dated July 1, 2024
Información en español
Submit comments to John Mefford, Site Manager by July 31, 2024, 11:59 p.m.
Email: John.Mefford@ecy.wa.gov
Mail: 1250 W. Alder Street, Union Gap, WA 98903
Online: Comment form
Next Steps
After the public comment period ends, Ecology will review and respond to comments received and will hold a public meeting if 10 or more people request one. Ecology will hold a public meeting if 10 or more people request one. If no significant changes are necessary, the Agreed Order will become final. All investigations and reports will be made available for public review and comment.