Inspectioncurrent
NPMS FIPS 29189 / OPID 18678
ST LOUIS PIPELINE OPERATING LLC — St. Louis County, MO
Current as of source date Government source
Pipeline and Hazardous Materials Safety AdministrationOfficial agency material
View source St. Louis County, MOST LOUIS PIPELINE OPERATING LLC (PHMSA OPID 18678) reported 12.905242 active Non-HVL Petroleum Product pipeline miles in St. Louis County, MO (county FIPS 29189) 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.#