Working Together
Landowners and residents, we recognize that you play an important role in maintaining the integrity of our pipelines and encourage you to partner with us. Working together, we can help ensure your safety and the safety of the community.
Our Commitment to You
- We will work with you when planning the location of property improvements, such as building a deck or patio, installing a fence or planting trees.
- We will respond promptly to your 811 call request and will mark the location of the pipeline on your property.
- We will conduct routine inspections and ongoing maintenance of the pipeline on your property. We will notify you in advance of any scheduled maintenance.
- Through our Earning Your Trust program, we work hard to provide open, timely, and transparent communication
Help Us Help You
- Please contact us prior to planning any type of construction project or planting on or near the pipeline right of way.
- Whether you plan to do it yourself or hire a contractor, smart digging means dialing 811, the national “Call Before You Dig” phone number, at least three business days prior to starting any project. This free call can help protect you from physical harm resulting from damage to a buried pipeline or other underground utility.
- Help to ensure the safety of the pipeline and the public by reporting any excavation, suspicious activities or pipeline release on or near the right of way.
Questions about the pipeline on your property?
Please contact your Right-of-Way Specialist directly by selecting your location below.
Property Development Specifications
Property developments and improvements such as houses, sheds, fences, driveways, pools, decks, trees and landscaping near underground pipelines can be dangerous. This is why we established specific guidelines for property development, including setback distances.
Setback Distances
| New house, business, place of public assembly | 50' |
| Addition to an existing dwelling, etc. | 50' |
| Unoccupied permanent structure | 50' |
| Garage | 50' |
| Barn | 50' |
| Deck and patio | 50' |
| Swimming pool | 50' |
| Pond | 50' |
| Semi-moveable structure | 25' |
| Garden shed | 25' |
| Septic tank and leach field | 25' |
| Telephone/light pole | 25' |
| Water well | 25' |
| Trees | 25' |
| Yard light or mailbox | 10' |
| Fence post | 5' |
NOTE: Site specific plans are requested whenever the structure distance cannot meet the setback recommendations.
Safe Digging
With multiple underground facilities and utilities located on your property, it is essential to know what is below. Whether you are planning a do-it-yourself project or hiring a professional, safe digging means contacting 811 before starting your job.
Planning one of these projects? Call 811 before you dig.
Installing a Fence
Building a Deck or Patio
Installing Outdoor Lighting
Digging a Pond or Swimming Pool
Installing a Mailbox Post
Steps for Safe Digging
Call 811
three business days before you start digging or submit an online request at call811.com
Wait
for underground facilities and utilities to be marked.
Dig Carefully
to avoid hitting cables or pipes.
Hitting what's underground can hurt you:
Hitting a pipeline - possibility of an explosion
Hitting an electrical line - possibility of being electrocuted
Protecting Your Safety
Use your sense of sight, hearing and smell to recognize and respond to a potential pipeline release.
Signs of a Potential Pipeline Release include:
A pond of liquid on the ground
A dense white cloud of fog
Dead or discolored vegetation
An unusual hissing or roaring noise
An unusual odor such as gasoline, oil, sulfur or a rotten egg smell
Steps to take in the event of a pipeline release:
Move
as far away as possible in an upwind, uphill direction
Call 911
Call Marathon Pipe Line LLC
24-Hour Emergency Number: 1.833.675.1234
Keep Away
Keep others away from the area
DO NOT
- Walk through or touch any liquid or vapor that may have come from the pipeline
- Attempt to stop material from leaking, shut off valves or put out a fire
- Create any source of ignition (starting an engine, turning switches on or off, etc.)
Inspection and Maintenance
We will notify you in person, by mail, or by phone of any scheduled inspections or maintenance that requires access to the pipeline right of way on your property.
You will be notified of:
- Close Interval Surveys (view PDF)
- Depth-of-Cover Surveys (view PDF)
- Hydrotest Inspections (view PDF)
- In-Line Inspections (view PDF)
-
Right-of-Way Assessment Walking Surveys (view PDF)
- Right-of-Way Clearing
-
Waterway Crossing Inspections
Watch Our Videos
Pipeline Finder App
Download the free Pipeline Finder app to view the location of pipelines operated by Marathon Pipe Line LLC (MPL) in your area. The app also includes safety guidelines, local MPL contact information, and MPL's emergency number. After launching the app, a map with red lines representing the MPL pipelines in your area will display. Click on any of the red lines to get additional details, including the pipeline’s name, products transported, diameter, and operating pressure.
