PHMSA introduces new data-driven enforcement priorities to improve pipeline safety, outlined on its website, focusing on ...

PG&E admits exceeding legal pressure limits… Share this: Click to share on Facebook (Opens in new window) Click to share on Twitter (Opens in new window) Click to print (Opens in new window) ...

Last week, Administrative Law Judge Curtis L. Wagner Jr. of the Federal Energy Regulatory Commission ruled that El Paso’s failure to operate at “maximum allowable operating pressure” was key ...

He noted the pipe had a “maximum allowable operating pressure” of 400 psi. The steel line was built in 1956. It blew a 167-foot crater in the ground, destroying 37 homes, ...

Learn the key differences between Maximum Allowable Working Pressure and Operating Pressure in this informative video. Weekly Boiler Tips are compiled by the knowledgeable and remarkably prolific ...

California regulators have ordered Pacific Gas & Electric Co. to lower the pressure on some natural gas pipelines in heavily populated areas to 20 percent below their maximum thresholds.

The commission, which is not bound by the recommendation, will schedule a hearing. After the company was not able to produce maximum allowable operating pressure documents as required by law in ...

The maximum allowable operating pressure on the San Bruno line was 400 pounds per square inch. When PG&E spiked the line for three hours on Dec. 11, 2003, ...

PG&E received orders on Wednesday to reduce pressure on four of its natural gas transmission lines, which investigators discovered were running above maximum pressure levels in the Bay Area and ...

A spokesman for the Pipeline and Hazardous Materials Safety Administration said the agency is unaware that the maximum operating pressure on the Mariner 2x is now 2100 psig. The Pennsylvania Public ...

Federal investigators have determined that the natural gas in the pipeline that exploded in San Bruno was running at a higher pressure than the maximum limit PG&E has told the public it maintained ...