Browse Pipeline Incidents

155 incidents.

PHMSA Pipeline Incident Database

Browse 155 pipeline incidents reported to PHMSA. Each record includes the operator, pipeline type, cause, casualties, and property damage. Use the filters below to narrow results by state, pipeline type, cause, or keyword.

DateOperatorStateTypeCauseFatalitiesInjuriesDamage ($)
May 21, 2024 MARATHON PIPE LINE LLC hazardous_liquid CORROSION FAILURE 0 0
May 19, 2024 MARATHON PIPE LINE LLC hazardous_liquid INCORRECT OPERATION 0 0
May 7, 2024 MARATHON PIPE LINE LLC hazardous_liquid CORROSION FAILURE 0 0
Apr 16, 2024 MARATHON PIPE LINE LLC hazardous_liquid OTHER ACCIDENT CAUSE 0 0
Apr 1, 2024 MARATHON PIPE LINE LLC hazardous_liquid CORROSION FAILURE 0 0
Feb 28, 2024 MARATHON PIPE LINE LLC hazardous_liquid EQUIPMENT FAILURE 0 0
Feb 14, 2024 MARATHON PIPE LINE LLC hazardous_liquid MATERIAL FAILURE OF PIPE OR WELD 0 0
Dec 5, 2023 MARATHON PIPE LINE LLC hazardous_liquid EQUIPMENT FAILURE 0 0
Aug 2, 2023 MARATHON PIPE LINE LLC hazardous_liquid CORROSION FAILURE 0 0
Jul 26, 2023 MARATHON PIPE LINE LLC hazardous_liquid CORROSION FAILURE 0 0
Jul 15, 2023 MARATHON PIPE LINE LLC hazardous_liquid INCORRECT OPERATION 0 0
Jul 13, 2023 MARATHON PIPE LINE LLC hazardous_liquid OTHER OUTSIDE FORCE DAMAGE 0 0
Jul 10, 2023 MARATHON PIPE LINE LLC hazardous_liquid INCORRECT OPERATION 0 0
Jun 10, 2023 MARATHON PIPE LINE LLC hazardous_liquid EQUIPMENT FAILURE 0 0
May 22, 2023 MARATHON PIPE LINE LLC hazardous_liquid CORROSION FAILURE 0 0
May 19, 2023 MARATHON PIPE LINE LLC hazardous_liquid CORROSION FAILURE 0 0
May 4, 2023 MARATHON PIPE LINE LLC hazardous_liquid INCORRECT OPERATION 0 0
Mar 28, 2023 MARATHON PIPE LINE LLC hazardous_liquid CORROSION FAILURE 0 0
Sep 25, 2022 MARATHON PIPE LINE LLC hazardous_liquid MATERIAL FAILURE OF PIPE OR WELD 0 0
Jun 27, 2022 MARATHON PIPE LINE LLC hazardous_liquid EQUIPMENT FAILURE 0 0
May 24, 2022 MARATHON PIPE LINE LLC hazardous_liquid EQUIPMENT FAILURE 0 0
May 16, 2022 MARATHON PIPE LINE LLC hazardous_liquid CORROSION FAILURE 0 0
Apr 30, 2022 MARATHON PIPE LINE LLC hazardous_liquid OTHER OUTSIDE FORCE DAMAGE 0 0
Apr 12, 2022 MARATHON PIPE LINE LLC hazardous_liquid NATURAL FORCE DAMAGE 0 0
Mar 11, 2022 MARATHON PIPE LINE LLC hazardous_liquid NATURAL FORCE DAMAGE 0 0
Dec 8, 2021 MARATHON PIPE LINE LLC hazardous_liquid CORROSION FAILURE 0 0
Dec 4, 2021 MARATHON PIPE LINE LLC hazardous_liquid MATERIAL FAILURE OF PIPE OR WELD 0 0
Nov 11, 2021 MARATHON PIPE LINE LLC hazardous_liquid EQUIPMENT FAILURE 0 0
Nov 8, 2021 MARATHON PIPE LINE LLC hazardous_liquid OTHER ACCIDENT CAUSE 0 0
Sep 9, 2021 MARATHON PIPE LINE LLC hazardous_liquid INCORRECT OPERATION 0 0
Aug 30, 2021 MARATHON PIPE LINE LLC hazardous_liquid NATURAL FORCE DAMAGE 0 0
Jul 22, 2021 MARATHON PIPE LINE LLC hazardous_liquid INCORRECT OPERATION 0 0
Jul 22, 2021 MARATHON PIPE LINE LLC hazardous_liquid CORROSION FAILURE 0 0
Jul 14, 2021 MARATHON PIPE LINE LLC hazardous_liquid EXCAVATION DAMAGE 0 0
Jul 6, 2021 MARATHON PIPE LINE LLC hazardous_liquid CORROSION FAILURE 0 0
Feb 23, 2021 MARATHON PIPE LINE LLC hazardous_liquid NATURAL FORCE DAMAGE 0 0
Jan 27, 2021 MARATHON PIPE LINE LLC hazardous_liquid CORROSION FAILURE 0 0
Dec 9, 2020 MARATHON PIPE LINE LLC hazardous_liquid EXCAVATION DAMAGE 0 0
Sep 27, 2020 MARATHON PIPE LINE LLC hazardous_liquid EQUIPMENT FAILURE 0 0
Jul 2, 2020 MARATHON PIPE LINE LLC hazardous_liquid CORROSION FAILURE 0 0
Mar 5, 2020 MARATHON PIPE LINE LLC hazardous_liquid INCORRECT OPERATION 0 0
Mar 2, 2020 MARATHON PIPE LINE LLC hazardous_liquid CORROSION FAILURE 0 0
Feb 6, 2020 MARATHON PIPE LINE LLC hazardous_liquid INCORRECT OPERATION 0 0
Nov 16, 2019 MARATHON PIPE LINE LLC hazardous_liquid INCORRECT OPERATION 0 0
May 22, 2019 MARATHON PIPE LINE LLC hazardous_liquid INCORRECT OPERATION 0 0
Apr 2, 2019 MARATHON PIPE LINE LLC hazardous_liquid EXCAVATION DAMAGE 0 0
Mar 18, 2019 MARATHON PIPE LINE LLC hazardous_liquid INCORRECT OPERATION 0 0
Feb 18, 2019 MARATHON PIPE LINE LLC hazardous_liquid EXCAVATION DAMAGE 0 0
Feb 6, 2019 MARATHON PIPE LINE LLC hazardous_liquid NATURAL FORCE DAMAGE 0 0
Jan 30, 2019 MARATHON PIPE LINE LLC hazardous_liquid EQUIPMENT FAILURE 0 0

Frequently Asked Questions

PHMSA requires operators to report incidents involving a fatality, an injury requiring hospitalization, property damage of $122,000 or more (adjusted periodically), highly volatile liquid releases of 5 barrels or more, other liquid releases of 50 barrels or more, or any unintentional release of gas resulting in an event meeting certain criteria.

The Damage column shows the reported property damage for each incident. This can include damage to the pipeline itself, nearby structures, vehicles, and other property. Additional costs such as lost commodity, environmental remediation, and emergency response are tracked separately and shown on each incident's detail page.

Yes. Use the search field above to filter incidents by operator name. The search matches partial names, so searching for "Pacific Gas" will find all variations of that operator's reported name.