Natural Gas Meetings

This page last reviewed on December 30, 2010


Workshops, Meetings & Activities
2008 2005 2002 1999

May 19, 2010 Public Meeting in Sacramento from 9:00 a.m. to 12:00 p.m. to Discuss Compressed Natural Gas (CNG) Fuel Specifications.
  • Meeting Notice and Agenda (PDF 222k)
  • ARB Staff Presentation: color (PDF 781k) black and white (PDF 494k)
  • Stakeholder Presentations
    • Southern California Gas Company (PDF 84k)
    • San Diego Air Pollution Control District: color (PDF 1.42M) black and white (PDF 393K)
  • Research Studies
    • SoCalGas/SDG&E Vehicle Report (this link not found)
    • SwRI Heavy Duty Study (this link not found)
    • Sierra Research HD Analysis (this link not found)
    • SwRI Light Duty Study (this link not found)
    • Sierra Research LD Analysis (this link not found)
  • Comment Letters
    • Sempra Energy Utilities (PDF 266k)
      • Proposed Specifications for Alternative Motor Vehicle Fuels  (PDF 27k)
      • American Honda Motor Company, Inc. Letter (PDF 784k)
    • Sempra LNG (PDF 2.27M)
    • South Coast Air Quality Management District (PDF 2.14M)
    • Engine Manufacturers Association (PDF 167k)
    • Kings Canyon Unified School District (JPG 427k)
    • St. Croix Research (PDF 594k)
    • Clean Energy (PDF 47k)
    • San Diego County Air Pollution Air District 
    • Revolution CNG (PDF 171K)
    • Central Coast Clean Cities Coalition (PDF 489k)
    • General Motors (PDF 30k)
August 3, 2005

Public Consultation Meeting in Sacramento from 10:00 a.m. to 3:00 p.m. to Discuss a Draft Proposed Concept to Revise the Motor Vehicle CNG Specifications.

  • Meeting Notice and Agenda (PDF-24k)
  • Draft CNG Specifications Proposal (PDF-9k)
  • ARB Staff Presentation (PPT-150k) or (PDF-61k)
  • Research Needs:
    • Aspen Environmental Group: Natural Gas Heat Content Surge by William Walters (PPT-523k) or (PDF-312k)
    • California Energy Commission: Public Interest Natural Gas Air Quality Research Program by Marla Mueller (PPT-114k) or (PDF-44k)
  • Industry Presentations:
    • Bevilacqua-Knight, Inc.: Comments On The Proposed CARB Alternative Fuel Specifications by Steven Sokolsky (PPT-432k) or (PDF-94k)
    • California Natural Gas Vehicle Coalition: NGV Commercial Fuel Spec by Mike Eaves (PPT-107k) or (PDF-97k)
    • Engine Manufacturers Association: Presentation at the CARB Workshop by Roger Gault (PPT-194k) or (PDF-96k)
    • Gas Technology Institute: Natural Gas Composition for NGVs by William E. Liss (PPT-1,900k) or (PDF-1,137k)
    • Pacific Gas and Electric Company: Comments to the CARB Draft Proposed Concept – CNG Motor Vehicle Specifications by Tony Estrada (PPT-57k) or (PDF-56k)
    • Shell North America LPG: Presentation at the CARB Workshop by Edgar Kuipers (PPT-505k) or (PDF-69k)
    • SoCal Gas: Comments on the CARB Draft Proposed Concept to Revise Motor Vehicle CNG Specifications by Edwin Harte (PPT-238k) or (PDF-96k)
    • Southwest Research Institute: Study on the Effect of Varying Fuel Composition on Fuel Supplied to Cummins and Detroit Diesel Gas Engines by James Chiu (PPT-148k) or (PDF-33k)
    • Western States Petroleum Association and California Independence Petroleum Association: Presentation at the CARB Workshop by Tom Umenhofer (PPT-110k) or (PDF-395k)
  • Comment Letters:
    • Santa Barbara County Air Pollution Control District by Terry Dressler (PDF-318k)
    • County of San Luis Obispo Air Pollution Control District by Larry R. Allen (PDF-96k)
February 17 and 18, 2005

Change of Date: Natural Gas Quality Workshop Notice

The California Energy Commission and the California Public Utilities Commission will conduct a joint workshop to address natural gas quality issues on February 17 and 18, 2005 in San Francisco, CA.

  • Notice of Change of Workshop Date (PDF-47k)

December 8 and 9, 2004

Natural Gas Quality Workshop Notice

The California Energy Commission and the California Public Utilities Commission will conduct a joint workshop to address natural gas quality issues on December 8 and 9, 2004 in San Francisco, California.

The workshop is being conducted in collaboration with the California Air Resources Board and the California Department of Conservation’s Division of Oil, Gas, and Geothermal Resources.

May 9, 2002

Notice of Cancellation: The Hearing for consideration of amendments to the California Alternative Fuels for Motor Vehicle Regulations has been cancelled. A new notice will be published at least 45 days in advance of the public hearing.

This notice can be accessed from our website.

March 28, 2002

Notice of Change Location: The Meeting Location for Public Hearing scheduled on May 16, 2002 for considering the adoption of Proposed Amendments to the Compressed Natural Gas and Liquefied Petroleum Gas Specifications in the California Alternative Fuels for Motor Vehicle Regulations has been changed. 

For more information please go to the formal rulemaking area.

February 19, 2002

Notice of Postponement: The Public Hearing scheduled on February 21, 2002 for considering the adoption of: Proposed Amendments to the Compressed Natural Gas and Liquefied Petroleum Gas Specifications in the California Alternative Fuels for Motor Vehicle Regulations has been postponed. 

For more information please go to the formal rulemaking area.

February 14 and 15, 2002

Public Meeting Notice (PDF - 104K) and Agenda (PDF - 57K) to Discuss Proposed Amendments CNG and LPG Motor Vehicle
Fuel Specifications

December 21, 2001

Proposed Amendments to the Compressed Natural Gas and Liquefied Petroleum Gas Specifications in the California Alternative Fuels for Motor Vehicle Regulations. For more information please go to the formal rulemaking area.

March 7, 2001

Public meeting notice (PDF - 19K) and agenda (PDF - 7K) to discuss CNG motor vehicle fuel quality. 

June 21, 2000

Workshop notice and agenda (PDF - 19K) to discuss the need to amend the alternative fuels regulations for LPG or CNG, and draft concepts. (PDF - 6K)

October 29, 1998
  • Workshop Notice for October 29, 1998 Re: Evaluation of the Motor Vehicle Fuel Specifications for Compressed Natural Gas
ARB Gives First Time Approval to Compressed Natural Gas Truck Parts
ARB Certifies State's First Compressed Natural Gas Bus
ARB Demonstrates First Natural Gas Powered "Clean Air" School Bus
ARB List Server for Fuels
  • If you would like to receive an e-mail when changes are made alternative fuels web pages, you can sign-up here .


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