Manufactured Gas Plants

Former Sacramento Manufactured Gas Plant

Former Sacramento MGP around the early 1900s

As part of a voluntary program under the oversight of the California Department of Toxic Substances Control (DTSC), PG&E is working to remediate a former manufactured gas plant (MGP) site in Sacramento, between Interstate 5 and the Sacramento River, near the former intersection of Front and T streets.

PG&E’s site investigation in the 1990s resulted in an approved remedial action (cleanup) plan to remove impacted soil above the groundwater table, install a cap to protect against public exposure to gas plant residues in deeper and inaccessible soils, and operate a system to remove and treat groundwater at the site, all of which were successfully implemented.

In early 2010, a revised cleanup plan was submitted to DTSC to further address MGP residues in groundwater. The plan proposes treating soil within the impacted groundwater zone by using a mixture of cement with additives to solidify and immobilize the MGP impacts. Remediation is expected to begin in 2012.

The former Sacramento MGP operated from 1873 to 1956 and was one of the larger manufactured gas plants in PG&E’s service territory. The land is owned by PG&E, and is currently fenced and vacant except for the groundwater cleanup system operating onsite.


Additional Resources:

All MGP Locations
Chico Oakdale San Rafael
Colusa Oakland Santa Cruz
Daly City Oroville Santa Rosa
Eureka Red Bluff Selma
Fresno - 1 Redding St. Helena
Fresno - 2 Redwood City Stockton
Hollister Sacramento -1 Tracy
Lodi Salinas Turlock
Madera San Francisco - Adjacent To Potrero Vallejo
Marysville - 1 San Francisco - Beach Street Watsonville - 1
Merced San Francisco - Fillmore Watsonville - 2
Modesto - 1 San Francisco - North Beach Willows
Monterey San Francisco - Potrero Woodland
Napa San Luis Obispo - 1
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