811 PA One Call

Safe Digging Begins with a Call to Pennsylvania One Call System, Inc.


What You Should Know Before Getting In Too Deep.

Safe Digging is Everyone’r Responsibility. 

Safe digging starts when you call Pennsylvania One Call System (POCS). But that’s not where is ends. In fact, it’s only the first step in the ongoing process that requires everyone’s cooperation, responsiveness and good judgment. The importance of safe digging cannot be emphasized enough. Every day through America, careless digging causes far-reaching consequences, from serious personal injury and environmental damage to costly delays. But by working together as a team, we can keep these unfortunate incidents to a minimum. it is a responsibility that each of us must take personally. This brochure has been specifically designed to help you understand what is necessary to assure safe diggings from start yo finish. Please read the information carefully.  And, if you have any questions, at any time, please call POCS at 1-800-242-1776.

Here’s How It Works…

If you are excavating:

  • Please mark the specific site with white.
  • Always Call POCS prior to digging, within 3 to 10 working days, the time frame required by the law. The call should only take a few minutes.
  • If you don’t know the telephone number for another state, call the national referral number, 1-888-258-0808, to get the local One-Call Center’s phone number.
  • Be ready with all important information: the county, municipality, ward number, street address, extent and type of work, excavator/contact person and phone number. Exact site information is required by law.
  • Then, wait for the site to be marked! Marking could be paint, flags or stakes.
  • Respect and protect the facility operator’s marks and lines. Note the color of all markings used and what type of facilities they indicate.
  • Dig with care! Always hand dig within 18″ on either side of any marked line.
  • If damage, dislocation, or disturbance of an underground utility line occurs, immediately notify the affected facility, utility or pipeline.
  • If damage creates and emergency, take immediate steps to safeguard health and property. Call 911 or the Emergency Response number in your area.

If someone else is digging on your property:

  • Be sure they have contacted POCS and that the facility owners have marked their underground lines before any work begins.

By not calling, here’s what you could be getting into:

  • Personal injury, including loss of life;
  • Damage to environment;
  • Costly property damage;
  • Damage to these utility lines: communication (i.e., telephone, long distance electric, cable television, 911 emergency, fire and police communications), electric, gas, pipelines, sewer, traffic signals and waterlines;
  • Costly delays and expensive repairs;
  • Legal problems;
  • Civil penalties.

When you are planning to dig please do your part!

  • Mark the specific excavation site with white
  • Call POCS
  • Wait for the site to be marked.
  • Confirm utility response.
  • Respect all markings.
  • Dig with care.

When you call, please have the following information available:

  • County
  • Municipality
  • Ward Number
  • Work Site – Street Address
  • Nearest Intersection
  • PENNDOT Permit Number (if applicable)
  • Latitude/Longitude
  • Type of Work
  • Depth, Method and Extend of Excavation
  • Working in the Street, Sidewalk, Public Property, Private Property or Other
  • Owner/Work Being Done For
  • Proposed Dig Date and Dig Time
  • Contractor – Name and Address
  • Caller – Name, Phone Number, Extension, Fax Number, and Email Address
  • Contact Person – Name, Phone Number, Extension and Best Time to Call

Accidents can still happen. In case of damage contact the facility owner or Pennsylvania One Call System and the 911 services for your area.

The information above is for Pennsylvania One Call System’s Safe Digging brochure. Additional information and resources can be found below:

2016 Pipeline Safety Bulletin (PDF)

Are You Being Safe? (PDF)

Know What’s Below – 811 PA One Call Brocure (PDF)

System Design Notifications (PDF)

Routine Notifications (PDF)