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Health Advisory

Last updated: October 16, 2017, 1:40 pm

How to help North Bay Wildfire Victims:

Wildfire relief organizations prefer monetary donations at this time. For safety reasons, and to avoid blocking emergency traffic, please don’t bring donations to areas affected by wildfires.

Places to donate in Contra Costa:

The Bay Area Air Quality Management District has declared a health advisory due to heavy smoke from the North Bay Fires. For more information visit

RMP - USS-Posco Industries

Pittsburg, CA

USS-Posco Industries (UPI) is located on Loveridge Road in the city of Pittsburg, CA, approximately half a mile north of Highway 4. The UPI property occupies approximately 490 acres. It is bordered by the New York Slough of the San Joaquin/Sacramento River on the north and by open space and industrial facilities in all other directions.

Most of the facility's processes involve steel production. Hydrogen is used in the various annealing processes and anhydrous ammonia is used in Selective Catalytic Reduction operations to reduce air emissions.

For additional information regarding this facility's operations and most recent audit results, please view the Audit Summary - English | Spanish.

Regulated Substances Subject to CalARP/Federal RMP/ISO:

Regulated Substances Program Level CalARP Regulated Federal RMP Regulated ISO Regulated
Anhydrous Ammonia 3 yes yes no
Hydrogen 1 yes yes no