NSPS for Nonmetallic Mineral Processing (40 CFR Part 60, Subpart OOO) (Renewal)

The New Source Performance Standards (NSPS) for Nonmetallic Mineral Processing (40 CFR Part 60, Subpart OOO) apply to the following affected facilities in fixed or portable nonmetallic mineral processing plants: each crusher, grinding mill, screening operation, bucket elevator, belt conveyor, bagging operation, storage bin, and enclosed truck or railcar loading station, which commenced construction, modification or reconstruction after August 31, 1983. Also, crushers and grinding mills at hot mix asphalt facilities that reduce the size of nonmetallic minerals embedded in recycled asphalt pavement and subsequent affected facilities up to, but not including, the first storage silo or bin are subject to the provisions of the subpart. New facilities include those that commenced construction, modification, or reconstruction after the date of proposal. In general, all NSPS standards require initial notifications, performance tests, and periodic reports by the owners/operators of the affected facilities. They are also required to maintain records of the occurrence and duration of any startup, shutdown, or malfunction in the operation of an affected facility, or any period during which the monitoring system is inoperative. These notifications, reports, and records are essential in determining compliance with 40 CFR Part 60, Subpart OOO.

The latest form for NSPS for Nonmetallic Mineral Processing (40 CFR Part 60, Subpart OOO) (Renewal) expires 2022-03-31 and can be found here.