MPLX has agreed to perform the following injunctive relief: comply with NSPS Subpart OOOO at all plants; implement a 5-year LDAR Program at 12 of the 20 plants covered by the Consent Decree, and a limited version of the LDAR Program at the other 8 plants; improve or upgrade all pilot-operated pressure relief valves with emission bypass issues; comply with NSPS Subpart NNN; monitor fin fan plugs quarterly using optical gas imaging (OGI); improve efficiency on enclosed combustors to comply with NSPS Subpart OOOO; use alternative work practice (OGI plus Method 21 testing) for hose connections at railcars and truck loading operations; upgrade natural gasoline tanks to minimize releases from all deck fittings; require hot oil process heaters to comply with NSPS Subparts Db and Dc; and correct permits, as appropriate. Defendants have calculated the cost of injunctive relief to be approximately $2.8 million.
In addition, under the Decree, MPLX will spend $775,000 on mitigation projects, including $700,000 for the installation of control equipment to reduce fugitive VOC emissions from truck loading operations at compressor stations in Pennsylvania and Ohio.
MPLX will pay a civil penalty of $925,000 as follows: (i) $693,751 to the United States; (ii) $77,083 to Oklahoma; (iii) $77,083 to Pennsylvania; and (iv) $77,083 to West Virginia. In addition, MPLX will perform Supplemental Environmental Projects consisting of the following: (i) installation and operation of VOC fen