Inspectioncurrent
NPMS FIPS 40059 / OPID 40498
PLAINS PIPELINE MIDCON LLC — Harper County, OK
Current as of source date Government source
Pipeline and Hazardous Materials Safety AdministrationOfficial agency material
View source Harper County, OKPLAINS PIPELINE MIDCON LLC (PHMSA OPID 40498) reported 49.475797 active Crude Oil pipeline miles in Harper County, OK (county FIPS 40059) 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.#