General
Systems Integrity Safety Program (SISP)
The SISP's principal objective is to align with PHMSA's mission to protect people and the environment by advancing the safe transportation of energy and other hazardous materials. The program achieves this by implementing a risk-based systems safety management approach to compliance to obtain a...
Research & Development Forum May 16-17, 2018
The 2018 R&D Forum was held at the NTSB Conference Center in Washington, DC. OHMS presented on the results of recently completed projects, briefed on new project plans with stakeholders input and discussed the direction of current and future research projects. The 2nd day of the forum...
2016 Annual Civil Penalty Report
2016 Annual Civil Penalty Report
Inconsistency Rulings
*IR-1New York City/Brookhaven43 FR 16954Apr. 20, 1978IR-2Rhode Island144 FR 75566Dec. 20, 1979 Appeal45 FR 71881Oct. 30, 1980 Correction45 FR 76838Nov. 20, 1980IR-3Boston, MA46 FR 18918Mar. 26, 1981 Appeal47 FR 18457Apr. 29, 1982IR-4Washington State47 FR 1231Jan. 11, 1982 ...Preemption Determination Status Chart PDF
Preemption Determination Status Chart PDF
Subject Index of Preemption Determinations PDF
Subject Index of Preemption Determinations PDF
Onshore Gas Gathering FAQs for Type A and B Pipelines
The FAQs linked above provide guidance on the requirements applicable to Type A and Type B onshore gas gathering lines.