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About California Gas Transmission

California Gas Transmission (CGT) is a business unit of the northern California utility Pacific Gas and Electric Company. CGT operates and maintains PG&E's natural gas transmission and storage assets. These assets provide backbone transportation and storage services, which CGT markets through its Gold Coast Transportation and Golden Gate Market Center business lines.

Line 300

Firm design capability - 1,140 MMcf/d
1,004 miles of 34" pipe

Interconnects with:

  • El Paso Natural Gas
  • Kern River
  • Questar Southern Trails
  • SoCal Gas
  • Transwestern

Line 400/401

Firm design capability - 2,021 MMcf/d
725 miles of 36" and 42" pipe

Interconnects with:

  • TransCanada's GTN System
  • Ruby Pipeline

Underground Storage

  • Maximum working gas: 107.1 MMDth