Regulated Particulate Matter: NSR/PSD vs. Title V

Total suspended particulates, TSP (referred to as particulate matter, PM, by EPA), is a regulated new source review (NSR) pollutant, so it is possible to go major source/prevention of significant deterioration (PSD) on this pollutant alone.  What’s tricky is that EPA replaced the TSP National Ambient Air Quality Standard (NAAQS) with the PM10 (particulate matter […]