Los Angeles County

Gas Transmission and High Pressure Distribution Pipeline Interactive Map

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Dark Blue Transmission Lines: 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 Distribution Lines: Pipelines that operate at pressures above 60 psi and deliver gas in smaller volumes to the lower pressure distribution system.

Accuracy of pipeline locations can vary +/- 500 feet.

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