This document provides an overview of the state and federal air emission requirements for an owner or operator of a sweat furnace. Aluminum sweat furnaces are used to recycle scrap aluminum into ingots or blocks.

Abrasive blast cleaning operations must comply with various federal and state air, waste, and water regulations. This guide was written to help this type of business better understand the environmental regulations that may affect their operations, and to provide additional resources and contacts for assistance.

On March 31 and April 9, 1999 and again on April 18 and December 17, 2000, the monitor located in Alamosa, Colorado recorded exceedances of the 24-hour National Ambient Air Quality Standard (NAAQS) for PM10 (particulate matter having a nominal aerodynamic diameter equal to or less than 10 microns).1 Each of these exceedances was associated with high winds and blowing dust in the Alamosa area.

On February 23, 2014, Colorado's Air Quality Control Commission ("Commission") fully adopted EPA's Standards of Performance for Crude Oil and Natural Gas Production, Transmission, and Distribution found in 40 C.F.R. Part 60, Subpart OOOO ("NSPS OOOO") into Regulation Number 6, Part A; adopted corresponding revisions to its emissions reporting and permitting framework in Regulation Number 3, Parts A, B, and C; and adopted complementary oil and gas...