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[Header] PHMSA - U.S. Department of Transportation - Pipeline and Hazardous materials Safety Adminis
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Western Region
Map of the Western Region showing the states previously listed
Alaska, American Samoa, Arizona, California, Colorado, Commonwealth of Northern Mariana Islands, Guam, Hawaii, Idaho, Montana, Nevada, Oregon, Utah, Washington, and Wyoming
PHMSA Hazardous Materials Safety
Western Region Office
3401 Centrelake Drive
Suite 550B
Ontario, CA  91761
909-937-3279
909-390-5142 (Fax)
PHMSA Pipeline Safety
Western Region Office
12300 W. Dakota Ave
Suite 110
Lakewood, CO  80228
720-963-3160 
720-963-3161 (Fax)

The Western Regional HAZMAT Office is based in Ontario, California. This office is charged with overseeing the safe and secure movement of daily shipments of hazardous materials by all modes of transportation.

The Western Regional Pipeline Safety office is based in Lakewood, Colorado. This office is charged with ensuring the safe, reliable, and environmentally sound operation of the nation's pipeline infrastructure.

The area of responsibility for this region is listed above; however, the jurisdiction of PHMSA staff is nationwide and not limited to their regional area of responsibility.

Hazardous Materials Safety Office:
Ontario, California
Personnel
  • Director: Sean E. Lynum
  • Senior Investigator: Kameron Walch (Acting)
  • Investigators: Shelly Negrete, Kameron Walch, Wendell Woodson, Rene Silva, April Charnota, Patrick Lease
  • Administrative Support Assistant: Jane Gaona
Hazmat Safety Assistance Team (HMSAT)

Jack Whitley
(909) 937-7228

Request your HMSAT Regional representative to provide assistance with HMR compliance and training by selecting the appropriate form.

How to file a complaint with PHMSA's Office of Hazardous Materials Enforcement

For a listing of all other personnel, please see the Hazmat Organizational Chart (PDF)

Pipeline Safety Office:
Lakewood, Colorado
Personnel



Outreach: Community Assistance and Technical Services (CATS):

Tom Finch, (720) 963-3175
Bill Flanders, (907) 271-6518

Last Updated: May 2, 2012
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