(a) (1) The operator of a gas storage well shall provide to the division a complete chemical inventory of the materials, of any phase, that may be emitted from the gas storage well in the event of a reportable leak, as defined for purposes of Section 3183, periodically, as determined by the division, but no less than annually. For purposes of this section, material includes, but is not limited to, the composition of formation fluids, gas in the storage reservoir, wellbore-produced fluids, and all well maintenance and control materials, including well kill fluids, placed in the well. For purposes of this section, fluids include suspended or entrained solids.
(2) The division shall consider information collected pursuant to its existing regulations when determining what information satisfies the requirements of this section.
(b) Notwithstanding subdivision (a), in the event of a reportable leak, as defined for purposes of Section 3183, the operator of a gas storage well shall provide to the division the composition of well kill fluids within five days of their use in a leaking gas storage well and any updates to the information reported pursuant to subdivision (a) to ensure that it is current.
(c) The information provided pursuant to this section shall be provided with sufficient accuracy and precision as determined by the division, in consultation with the Office of Environmental Health Hazard Assessment and other relevant health experts, to inform the determination of public health impacts from the release of these materials to the environment.
(d) If an operator subject to this section is unable to obtain information about a chemical from the chemical’s supplier for any reason, including, but not limited to, assertion by the chemical supplier of trade secret protections, the division may require the supplier to furnish that information to the division.
(e) In the event of a reportable leak, as defined for purposes of Section 3183, the division shall post the information related to the reportable leak received pursuant to this section on its internet website.
(Added by Stats. 2019, Ch. 773, Sec. 3. (SB 463) Effective January 1, 2020.)