This article outlines guidelines for the testing of high pressure gases utilized in cleanrooms according to the cleanliness limits stated in the FDA cGMP guidelines, the ISO 14644-1 cleanroom ...

A 75-year-old Pacific Gas & Electric Co. natural gas pipeline running through a Palo Alto neighborhood is stirring safety concerns. At a city council study session Monday, PG&E officials said there ...

Starting in May, Pacific Gas & Electric plans to begin pressure-testing 150 miles of natural gas pipelines that have similar characteristics to the line that exploded in San Bruno last year. The ...

Gainesville Regional Utilities will conduct a routine gas line pressure test this weekend that may cause noise and odors. The test, required every six years by the Public Service Commission, will ...

PLUM, Pa. — From heating your home, to powering your appliances, the majority of houses in our area use natural gas. If left unchecked, the consequences of a leak can be catastrophic. We’ve seen the ...

COCOLALLA, Idaho — Officials are asking residents in Cocolalla to leave their homes with pets and animals in tow for a pipeline pressure test. Canadian Pacific Gas is planning the test at the valves ...

Nearly two years after the pipeline explosion that killed eight people and devastated a neighborhood in San Bruno, Pacific Gas and Electric Co. considers 239 of its natural-gas transmission lines to ...