Waste Programs Division

Highway 260 and Johnson Lane

Registry placement date: June 24, 2016

Score: 40

County: Navajo

Location: Lakeside portion of Pinetop-Lakeside, generally bounded to the north by the Jackson Lane alignment, to the south by the east-west alignment of West White Mountain Boulevard (State Route Highway 260) and Burke Lane, to the east by the western side of the Blue Ridge Unified School District property and Billy Creek, and to the west by the Neils Hanson Lane alignment; includes a mixture of public, commercial and residential land uses along State Route Highway 260

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

Action taken: During groundwater sampling in 2015, PCE and TCE were detected in private wells on properties near the intersection. PCE was detected at concentrations ranging from 47 to 59 parts per billion (ppb) in private wells used to supply drinking water and irrigation. The Arizona Aquifer Water Quality Standard (AWQS) for PCE is 5.0 ppb. TCE was not detected above the AWQS. Groundwater in this area is generally found at depths ranging from 10 to 150 feet below the ground surface. ADEQ is currently conducting an Early Response Action (ERA) that includes providing drinking water and evaluating options to address potential health risks.

Community Involvement Activities: A community involvement area has been established and a fact sheet will be mailed to those located in and near the area. For more information or to be included on the mailing list, contact the community involvement coordinator.