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Cooper Road and Commerce Avenue | Site Overview

Registry placement date: June 14, 2004

Score: 33

County: Maricopa

Location: Gilbert near Guadalupe Road and Cooper Road, bounded  to the north by Encinas Street, to the south by the Neely Ranch Preserve, to the east by North Golden Key Street and to the west by Horne Street – Dish Drive. 

Contaminants of concern: Tetrachloroethene (PCE) and trichloroethene (TCE) in the groundwater, and PCE, arsenic, chromium, copper, cyanide, mercury and lead in the soil

Action taken: Early response action air sparging was conducted at the site from 2009 to 2014, groundwater pump and treat from 2010 to 2014, and soil vapor extraction was initiated in 2008 and is still operational.

Status: The Feasibility Study was completed in April 2018.

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