A Compliance Order was issued to the Respondent under Section 113(a)(3) of the Clean Air Act for violations at the companyÂs Pattens Mills quarry in Fort Ann, New York and its Hartford quarry in Hartford, New York. Both quarries are area sources of hazardous air pollutants and operate reciprocating internal combustion engines (RICE) that failed to meet the May 3, 2013 compliance deadline for the RICE NESHAPs, 40 C.F.R. Part 63, Subpart ZZZZ. The Order establishes a compliance schedule to bring both facilities into compliance by May 3, 2014.