In the first of what they hope will be a series of public information meetings in Richmond and across the state in communities near California's 13 oil refineries, state and county officials outlined the rapidly changing petroleum industry's impact in the area and the regulatory framework that is trying to catch up. "It takes great cooperation from a range of agencies and the public to be effective," said County Supervisor John Gioia, who is also a member of the Bay Area Air Quality Management District.