Documents

Site Registry

• Registry Report June 1998 | View >

Remedial Investigation (RI) and Feasibility Study (FS)

• RI Report June 2003 | View >
• FS Report June 2007| View >
• FS Work Plan March 2006 | View >

Proposed Remedial Action Plan (PRAP)

• PRAP June 2008 | View >

Periodic Site Review May 2015 | View >
Public Notice for Period Site Review | View >

Record of Decision (ROD)

• ROD June 2009 | View >
• ROD Closeout May 2017 | View >
• Public Notice for ROD Closeout | View >

Plume Map | View >

Photographs

• Drilling rig installing a monitor well at the Tyson Wash site. This well is used to gather information used in the Remedial Investigation of the site | View >
• Contractors performing work for the Aquifer Pump Test at the Tyson Wash site. This part of work helps determine the flow of water in the affected aquifer for use in the remedial investigation | View >