Public Awareness

No, 811 will not replace your local One-Call number. The national number was put in place to enhance and improve the one-call process. With more than 62 local One-Call numbers across the country, 811 eliminates the confusion about what number to call in your area.

California law says 48 hours, excluding weekends and legal holidays. Call 811 directly, and the customer service representative will provide specific information.

Yes. The colors indicate what type of underground facility is buried belowground.

• Red – electric  
• Orange – communications, telephone/CATV  
• Blue – potable water  
• Green – sewer/drainage  
• Yellow –  gas/petroleum pipeline 
• Purple – reclaimed water  
• Pink – temporary survey marker 
• White – pre-marked site of intended excavation

Shell adheres to strict federal laws that require pipeline operators to continuously monitor and maintain pipeline segments in areas where the consequences of their failure could be significant.

We monitor our entire pipeline network from our control center 24 hours a day, seven days a week, using computer and telecommunications equipment located across the system. These centers continuously monitor flow, pressure and other data that indicate the condition of the pipeline system.

Yes.  As part of our comprehensive safety program, we inspect and test our pipeline systems regularly.

We monitor pipelines by air and/or ground to identify and prevent any unauthorized activity.

We inspect pipeline rights-of-way for unusual changes in vegetation that might indicate a leak.

We test, inspect and monitor the cathodic protection system on our pipelines that helps prevent corrosion.

We use various tools and technologies to help ensure that our pipelines are sound and fit for purpose.

We inspect and test valves on the pipelines.

When pipe is exposed for any reason, we inspect the condition of the pipe and its coatings and, if necessary, make repairs.