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Los Reales Landfill | Site Overview

Registry placement date: April 23, 1999

Score: 32

County: Pima

Location: An active municipal solid waste landfill (approximately 283-acre waste footprint) in southeast Tucson that has been in operation since 1967.

If you own a private well, live in or near the site boundaries, and have not had your well tested, please contact City of Tucson Environmental Services at 520-791-3175 | Learn More >

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

Action taken: In 1999, the City of Tucson (COT) implemented a groundwater Pump and Treat System with Re-injection and Reuse (PTR) of the treated water as required by a 1995 Remedial Action Plan (RAP).

Status: COT has continued operations of the PTR system onsite. 

Since startup of the PTR system in 1999, approximately 745 million gallons of groundwater have been treated and approximately 37.55 pounds of PCE and 13.98 pounds of TCE have been removed.

COT also monitors two privately owned wells in the area annually, neither detected PCE or TCE above their respective AWQS in 2021.

Community Advisory Board (CAB): Not applicable under “Old WQARF” law/rules