West Central Phoenix West Osborn Complex

Registry placement date: Aug. 11, 1998

Score: 47

County: Maricopa

Location: Phoenix, approximately bounded by the Grand Canal to the north, Van Buren Street to the south, 33rd Avenue to the east and 55th Avenue to the west

Contaminants of concern: Tetrachloroethene (PCE) and trichloroethene (TCE)

Action taken: A soil vapor extraction (SVE) system was operated at the site from August 1999 through October 2002 to remove contaminants from the soil.

Status: Remedial investigation (RI) and remedial objective (RO) reports have been completed. Feasibility study (FS) reports for the deep and shallow plumes have been approved. Proposed remedial action plans (PRAPs) were also completed for the deep and shallow plumes and are being reviewed/revised by ADEQ.

Community Advisory Board (CAB): Established and meets on a regular basis