California Code, Public Resources Code - PRC § 3241

The supervisor, in cooperation with appropriate state and local agencies, shall develop a strategy for extracting existing accumulations of methane gas and other hazardous gas from abandoned oil and gas wells in high-risk areas identified by the supervisor in order to protect the health and safety of the public. The strategy shall also provide plans for the management of methane gas and other hazardous gas from wells in high-risk areas where no accumulations are discovered in order to prevent future accumulations of methane gas and other hazardous gas.