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The Pipeline and Hazardous Materials Safety Administration (PHMSA) is finalizing regulations to improve pipeline operator responses to large-volume, uncontrolled pipeline releases that may occur during the operation of certain large-diameter (6 inches or greater) onshore natural...
PHMSA’s Hazardous Materials Research, Development and Technology team recently completed two new reports analyzing the potential safety impacts associated with changing the concentration of fine grain metal powders used in pyrotechnics and the risks associated transporting aerosols. ...
PHMSA contracted with the Cambridge Systematics Team to complete an Aerosol Risk Assessment. The purpose of this assessment was to determine if the United Nations Model Regulations' definition of aerosols maintain an equivalent level of safety to the Hazardous Material Regulations' (HMR)...
Under contract with PHMSA, A-P-T Research, Inc. conducted research and testing for a variety of percentages of fine grain metal powders in pyrotechnic compositions (specifically in burst charges) to identify the potential safety impacts on hazard classification when changing the concentration of...
FY 2022 Q4 FOIA Log
Q1. What is the status of Freeport LNG’s Remedial Work Plan (RWP)?
A1. The operator is submitting the RWP incrementally to PHMSA, as permitted under the August 3, 2022 Consent Agreement and Order executed between PHMSA and the operator. PHMSA is accepting and...
Research & Development Forum December 1st, 2022 (Thursday) - 9am - 4pm
As required by paragraph 14 of the Consent Agreement and Order (4-2022-051-NOPSO), Freeport LNG (Freeport) submitted its Root Cause Failure Analysis (RCFA) to PHMSA. Freeport has requested confidential treatment of the RCFA in accordance with PHMSA regulations in 49 CFR § 190.343, including...