Inspectioncurrent
NPMS FIPS 04013 / OPID 31312
WEST PHOENIX POWER PLANT — Maricopa County, AZ
Current as of source date Government source
Pipeline and Hazardous Materials Safety AdministrationOfficial agency material
View source Maricopa County, AZWEST PHOENIX POWER PLANT (PHMSA OPID 31312) reported 1.501881 active Non-HVL Petroleum Product pipeline miles in Maricopa County, AZ (county FIPS 04013) in the public NPMS summary snapshot dated 2026-07-16. The snapshot includes active assets only and excludes permanently abandoned assets. Exact pipeline locations and restricted NPMS GIS data are not included.#