
Connecting Communities to Energy
At Marathon Pipe Line LLC (MPL), our mission to move energy safely and reliably helps keep communities thriving and is core to how we operate as a responsible pipeline company.
Working Together for Pipeline Safety
Our dedication to safety fuels our focus on earning community trust.

"Respect, stewardship, and shared understanding guide our engagement with communities along our pipeline rights of way."
Jared Martin
Right-of-Way Specialist, MPL
Where We Operate
We share nearly 10,000 miles of pipeline rights of way with communities across the United States. To learn more about the pipelines we operate and the products they transport, use the search function or zoom controls on our interactive map. Click any red line to view detailed information.
Ready to Dig?
Never assume where underground utilities are. Always call 811 at least three business days before digging, or submit an online request at call811.com.
Our Performance
Our commitment to sustainability and safety drives our operational success and environmental stewardship. Explore how we safeguard pipeline operations and meet company goals.


Why Work at MPL?
At MPL, we’re committed to being a great place to work – one that welcomes new ideas, encourages diverse perspectives, develops our people, and fosters a collaborative team environment.
Upcoming Events
Join us at your next community event to learn more about pipeline safety.
Accelerating Life’s Possibilities
We’re in the business of transporting the energy that enhances life’s possibilities. Contact us to learn more about our operations.




