The Bay Area Air District fined the Marathon Martinez Refinery nearly $375,000 for violations incurred, the agency said.

The refinery, a subsidiary of Tesoro Refining, was fined $372,500 for 13 violations including tank-related violations, reporting delays and uncertified pieces of equipment at its on-site gas dispensing facility, the air district said.

All violations have been corrected.

“By addressing these violations, Marathon Martinez Refinery will minimize excess emissions in the future,” said the air district on Thursday. “This penalty also incentivizes Marathon Martinez Refinery to increase attention to inspection and maintenance at their facility in unincorporated Contra Costa County, near Martinez.”

In August, the facility agreed to implement a new fenceline monitoring system

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