San Francisco threatens suit over PG&E pipelines 07/14/2011 05:06:04 PM PDT San Francisco City Attorney Dennis Herrera on Thursday threatened to sue California and federal regulators for failing to ensure that PG&E's pipelines are safe, given recent revelations about the utility's gas line operations following the Sept. 9 San Bruno catastrophe. In a letter to the California Public Utilities Commission and the federal Pipeline and Hazardous Materials Safety Administration, Herrera said he intended to seek a federal court order requiring those agencies to abide by the law and to insure public safety. Because they haven't sufficiently held PG&E accountable under the federal Pipeline Safety Act, Herrera said, "the city and its occupants are at risk of experiencing a pipeline failure as devastating as the San Bruno explosion," which killed eight people and destroyed 38 homes. [...] http://www.mercurynews.com/san-mateo-county/ci_18479580