skip to content, health centers and clinics, search, accessibility statement
  • Home
  • Topics
  • Services
  • Health Coverage
  • Connect with CCHS: 

Breaking News

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 - Air Liquide - Rodeo Hydrogen Plant

Rodeo, CA

The Air Liquide - Rodeo Hydrogen Plant is part of the Air Liquide Large Industries U.S. LP, Houston, Texas operations. The primary purpose of this facility is the manufacturing of gaseous hydrogen for Phillips 66 Refinery in Rodeo, California. The purified hydrogen is sold to industrial customers including Phillips 66 Refinery. The plant also produces steam and electricity, sold directly to Phillips 66 Refinery.

The Air Liquide - Rodeo Hydrogen Plant started operation in summer of 2009.

For additional information regarding this facility's operations and regulated materials handled, please view the Fact Sheet | Spanish and Audit Summary | Spanish.

Regulated Substances Subject to CalARP/Federal RMP/ISO:
Regulated Substance Program Level CalARP Regulated Federal RMP Regulated ISO Regulated
Hydrogen 3 yes yes yes
Aqueous Ammonia 2 yes no yes