Dark Blue:
Gas Transmission Pipeline: Generally large diameter pipelines that operate at pressures above 200 psi and transport gas from supply points to the gas distribution system.
Light Blue:
High Pressure Gas Distribution Main: Pipelines that operate at pressures above 60 psi and deliver gas in smaller volumes to the medium pressure distribution system.

Accuracy of pipeline locations varies +/- 500 feet.

Information from this website should never be used as a substitute for calling 811 two business days before digging.

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San Diego Gas & Electric (SDG&E) is providing this map as a courtesy and for general information purposes only. It does not represent that the information contained herein is accurate for any particular purpose, and therefore disclaims all warranties, expressed or implied, including the warranty of fitness for a particular purpose. Independent verification from experts should be obtained prior to any specific use. Recipient accepts full responsibility for any consequences associated with use of this information.

Last updated: September 28, 2010