This advisory bulletin provides guidance on the requirements for obtaining approval of alternative vapor-gas dispersion models under Subpart B of 49 CFR part 193.
News Archive
- August 31, 2010
- July 26, 2010
On July 26, 2010, the Enbridge control center in Edmonton, Alberta, Canada discovered a crude oil leak from Line 6B. This 30 inch diameter pipeline is part of the Lakehead System transporting crude oil and liquid petroleum products from Griffith,...
- July 21, 2010
Written Statement of Cynthia L. Quarterman, Administrator, Pipeline and Hazardous Materials Safety Administration U.S. Department of Transportation Before the Committee on Transportation and Infrastructure Subcommittee on Railroads, Pipelines, and...
- July 15, 2010
Written Statement of Administrator Quarterman - Hearing on Preventing Spills from Oil Pipelines through Integrity Management; Leak Detection; Shut-off Valves; and Corrosion Prevention - Before the Subcommittee on Railroads, Pipelines, and...
- July 7, 2010
- June 29, 2010
Written Statement of Administrator Quarterman - Hearing on Hazardous Liquid Pipeline Safety: Regulated vs. Unregulated - Before the Subcommittee on Railroads, Pipelines and Hazardous Materials Committee on Transportation and Infrastructure
- June 28, 2010
As required by the Paperwork Reduction Act of 1995 (PRA), the Pipeline and Hazardous Materials Safety Administration (PHMSA) published a notice in the Federal Register on December 4, 2009, under Docket No. PHMSA–2004–19854 of its intent to revise the...
- June 28, 2010
PHMSA is issuing an Advisory Bulletin to operators of hazardous liquid pipeline facilities required to prepare and submit an oil spill response plan under 49 CFR part 194. In light of the Deepwater Horizon oil spill in the Gulf of Mexico, which has...
- June 24, 2010
Written Statement of Administrator Quarterman before the Committee on Commerce, Science, and Transportation Subcommittee on Surface Transportation and Merchant Marine Infrastructure, Safety, and Security
- June 16, 2010
These Frequently Asked Questions (FAQs) are intended to clarify, explain, and promote better understanding of issues concerning integrity assessment of cased pipe using ECDA. These FAQs are not substantive rules and do not create rights, assign duties...