Chapter 2. DEPARTMENT OF ENVIRONMENTAL QUALITY - AIR POLLUTION CONTROL

A. A commercial farmer within a PM Moderate Nonattainment Area, designated after June 1, 2009, shall implement at least one best management practice from each category to reduce PM emissions. B. A commercial farmer shall implement from the following best management practices, as …

A. On the day before and during the day that is forecast to be high risk for dust generation by the Pinal County Dust Control Forecast, a commercial farmer shall ensure implementation of best management practices as described in subsections (B)(1)(b), (B)(2)(b), (B)(3)(b), (B)(4)…

The definitions in R18-2-101 and the following definitions apply to R18-2-611.01, R18-2-611.02, and R18-611.03: 1. The following definitions apply to a commercial dairy operation, a commercial beef feedlot, a commercial poultry facility, and commercial swine facility: a. “Animal …

A. A commercial animal operator within a Serious PM Nonattainment Area shall implement at least two best management practices from each category to reduce PM emissions. B. A commercial dairy operation shall implement the following best management practices, as described in subsec…

A. A commercial animal operator within a Moderate PM Nonattainment Area, designated after June 1, 2009, shall implement at least one best management practice from each category to reduce PM emissions. B. A commercial dairy operation shall implement the following best management p…

A. A commercial animal operator within the Pinal County PM Nonattainment Area shall implement at least one best management practice from each of the categories identified in subsection (D)(5) and (E)(5) and two best management practices from each of the other categories to reduce…

The definitions in R18-2-101 and the following definitions apply to R18-2-612.01: 1. “Access restriction” means reducing PM emission by reducing the number of trips driven on unpaved operation and maintenance and unpaved utility roads by restricting or eliminating public access b…

A. An irrigation district within a PM Nonattainment Area, designated after June 1, 2009, shall implement at least one best management practice from each of the following categories to reduce PM emissions: 1. Unpaved operation and maintenance roads: a. Access restriction, b. Apply…

1. “Access restriction” means restricting or eliminating public access to noncropland with signs or physical obstruction. 2. “Aggregate cover” means gravel, concrete, recycled road base, caliche, or other similar material applied to noncropland. 3. “Artificial wind barrier” means…

A. A commercial farmer shall comply with this Section by August 1, 2005. B. A commercial farmer who begins a regulated agricultural activity after August 1, 2005, shall comply with this Section within 60 days after beginning the regulated agricultural activity. C. A commercial fa…

Opacity of an emission from any nonpoint source shall not be greater than 40% measured according to the 40 CFR 60, Appendix A, Reference Method 9. An open fire permitted under R18-2-602 or regulated under Article 15 is exempt from this requirement. Historical Note Section R18-2-6…

For purposes of this Article: 1. “Acid mist” means sulfuric acid mist as measured in the Arizona Testing Manual and 40 CFR 60, Appendix A. 2. “Architectural coating” means a coating used commercially or industrially for residential, commercial or industrial buildings and their ap…

A. The provisions of this Article shall only apply to a source that is all of the following: 1. An existing source, as defined in R18-2-101; 2. A point source. For the purposes of this Section, “point source” means a source of air contaminants that has an identifiable plume or em…

A. This Section applies to the following: 1. Installations in which fuel is burned for the primary purpose of producing power, steam, hot water, hot air or other liquids, gases or solids and in the course of doing so the products of combustion do not come into direct contact with…

A. No person shall cause, allow or permit to be emitted into the atmosphere, from any type of incinerator, smoke, fumes, gases, particulate matter or other gas-borne material which exceeds 20% opacity except during the times specified in subsection (D). B. No person shall cause, …

A. The provisions of this Section are applicable to the following affected facilities in portland cement plants: kiln, clinker cooler, raw mill system, finish mill system, raw mill dryer, raw material storage, clinker storage, finished product storage, conveyor transfer points, b…

A. No person shall cause, allow or permit discharge from any nitric acid plant producing weak nitric acid, which is either: 1. 30 to 70% in strength by either the increased pressure or atmospheric pressure process, or 2. More than 1.5 kg of total oxides of nitrogen per metric ton…

A. Facilities that produce sulfuric acid by the contact process by burning elemental sulfur, alkylation acid, hydrogen sulfide, organic sulfide and mercaptans or acid sludge shall not discharge into the atmosphere: 1. Greater than 2 kg of sulfur dioxide per metric ton (4 lbs/ton)…

A. Fixed asphalt concrete plants and portable asphalt concrete plants shall meet the standards set forth in this Section. B. No person shall cause, allow or permit the discharge of particulate matter into the atmosphere in any one hour from any existing asphalt concrete plant in …

Historical Note Former Section R18-2-709 repealed effective September 26, 1990 (Supp. 90-3). New Section R18-2-709 renumbered from R18-2-509 and amended effective November 15, 1993 (Supp. 93-4). Section expired under A.R.S. § 41-1056(J) at 21 A.A.R. 15, effective September 30, 20…

A. No person shall place, store or hold in any reservoir, stationary tank or other container having a capacity of 40,000 (151,400 liters) or more gallons any petroleum liquid having a vapor pressure of 1.5 pounds per square inch absolute or greater under actual storage conditions…

Historical Note Section R18-2-711 renumbered from R18-2-511 effective November 15, 1993 (Supp. 93-4). Amended by final rulemaking at 15 A.A.R. 281, effective March 7, 2009 (Supp. 09-1). Section expired under A.R.S. § 41-1056(J) at 21 A.A.R. 15, effective September 30, 2015 (Supp.…

Historical Note Section R18-2-712 renumbered from R18-2-512 effective November 15, 1993 (Supp. 93-4). Amended by final rulemaking at 15 A.A.R. 281, effective March 7, 2009 (Supp. 09-1). Section expired under A.R.S. § 41-1056(J) at 21 A.A.R. 15, effective September 30, 2015 (Supp.…

Historical Note Section R18-2-713 renumbered from R18-2-513 effective November 15, 1993 (Supp. 93-4). Amended by final rulemaking at 15 A.A.R. 281, effective March 7, 2009 (Supp. 09-1). Section expired under A.R.S. § 41-1056(J) at 21 A.A.R. 15, effective September 30, 2015 (Supp.…

A. No person shall cause, allow or permit to be emitted into the atmosphere, from any municipal sewage treatment plant sludge incinerator: 1. Smoke, fumes, gases, particulate matter or other gas-borne material which exceeds 20% opacity for more than 30 seconds in any 60-minute pe…

A. No owner or operator of a primary copper smelter shall cause, allow or permit the discharge of particulate matter into the atmosphere from any process in total quantities in excess of the amount calculated by one of the following equations: 1. For process sources having a proc…

A. For purposes of this Section, the compliance date, unless otherwise provided in a consent decree or a delayed compliance order, shall be January 14, 1986. B. No later than 24 months before the compliance date, the owner or operator of a smelter subject to R18-2-715 shall submi…

A. The provisions of this Section are applicable to any of the following affected facilities in coal preparation plants: thermal dryers, pneumatic coal-cleaning equipment, coal processing and conveying equipment including breakers and crushers, coal storage systems, and coal tran…

Historical Note Section R18-2-717 renumbered from R18-2-517 effective November 15, 1993 (Supp. 93-4). Amended by final rulemaking at 15 A.A.R. 281, effective March 7, 2009 (Supp. 09-1). Section expired under A.R.S. § 41-1056(J) at 21 A.A.R. 15, effective September 30, 2015 (Supp.…

Historical Note Section R18-2-718 renumbered from R18-2-518 effective November 15, 1993 (Supp. 93-4). Section repealed by final rulemaking at 13 A.A.R. 2157, effective August 4, 2007 (Supp. 07-2).

A. The provisions of this Section are applicable to the following affected facilities: all stationary gas turbines, oil-fired turbines, or internal combustion engines. This Section also applies to an installation operated for the purpose of producing electric or mechanical power …

A. The provisions of this Section are applicable to the following affected facilities used in the manufacture of lime: rotary lime kilns, vertical lime kilns, lime hydrators, and limestone crushing facilities. This Section is also applicable to limestone crushing equipment which …

A. The provisions of this Section are applicable to the following affected facilities: 1. Mines, 2. Mills, 3. Concentrators, 4. Crusers, 5. Screens, 6. Material handling facilities , 7. Fine ore storage, 8. Dryers, 9. Roasters, and 10. Loaders. B. No person shall cause, allow or …

A. The provisions of this Section are applicable to the following affected facilities: primary rock crushers, secondary rock crushers, tertiary rock crushers, screens, conveyors and conveyor transfer points, stackers, reclaimers, and all gravel or crushed stone processing plants …

Fugitive dust emitted from concrete batch plants shall be controlled in accordance with R18-2-604 through R18-2-607. Historical Note Section R18-2-723 renumbered from R18-2-523 and amended effective November 15, 1993 (Supp. 93-4).

A. This Section applies to industrial and commercial installations which are less than 73 megawatts capacity (250 million Btu per hour), but in the aggregate on any premises are rated at greater than 500,000 Btu per hour (0.146 megawatts), and in which fuel is burned for the prim…

A. No person shall conduct any dry cleaning operation using chlorinated synthetic solvents without minimizing organic solvent emissions by good modern practices including but not limited to the use of an adequately sized and properly maintained activated carbon absorber or other …

No person shall cause or permit sandblasting or other abrasive blasting without minimizing dust emissions to the atmosphere through the use of good modern practices. Examples of good modern practices include wet blasting and the use of effective enclosures with necessary dust col…

A. No person shall conduct any spray paint operation without minimizing organic solvent emissions. Such operations other than architectural coating and spot painting, shall be conducted in an enclosed area equipped with controls containing no less than 96% of the overspray. B. No…

A. The provisions of this Section are applicable to the following affected facilities in ammonium sulfide manufacturing plants: sulfide unloading facilities, reactor-absorbers, bubble cap scrubbers, and fume incinerators. B. No person shall cause, allow or permit to be emitted in…

A. Fugitive dust, lint, bolls, cotton seed or other material emitted from a cotton gin or lying loose in a yard shall be collected and disposed of in an efficient manner or shall be treated in accordance with R18-2-604 through R18-2-607. B. No person shall cause, allow or permit …

A. No existing source which is not otherwise subject to standards of performance under this Article or Article 9 or 11 of this Chapter, shall cause or permit the emission of pollutants at rates greater than the following: 1. For particulate matter discharged into the atmosphere i…

Historical Note New Section adopted by final rulemaking at 5 A.A.R. 3058, effective August 10, 1999 (Supp. 99-3). Amended by final rulemaking at 13 A.A.R. 2157, effective August 4, 2007 (Supp. 07-2). Section expired under A.R.S. § 41-1056(J) at 21 A.A.R. 15, effective September 3…

Historical Note New Section made by final rulemaking at 12 A.A.R. 4701, effective January 29, 2007 (Supp. 06-4). Section repealed by final rulemaking at 21 A.A.R. 711, effective June 30, 2015 (Supp. 15-2).

Historical Note New Section made by final rulemaking at 12 A.A.R. 4701, effective January 29, 2007 (Supp. 06-4). Section repealed by final rulemaking at 21 A.A.R. 711, effective June 30, 2015 (Supp. 15-2).

A. Applicability and Purpose. The requirements of this Section apply to owners and operators of electric generating units. The purpose of this Section is to establish: 1. Interim standards for mercury emissions from electric generating units that shall apply until compliance with…

A. This Article is applicable to mobile sources which either move while emitting air contaminants or are frequently moved during the course of their utilization but are not classified as motor vehicles, agricultural vehicles, or agricultural equipment used in normal farm operatio…

A. No person shall cause, allow or permit to be emitted into the atmosphere from any off-road machinery, smoke for any period greater than 10 consecutive seconds, the opacity of which exceeds 40%. Visible emissions when starting cold equipment shall be exempt from this requiremen…

No person shall cause, allow or permit to be emitted into the atmosphere from any heater-planer operated for the purpose of reconstructing asphalt pavements smoke the opacity of which exceeds 20%. However three minutes’ upset time in any one hour shall not constitute a violation …

A. No person shall cause, allow or permit to be emitted into the atmosphere from any roadway and site cleaning machinery smoke or dust for any period greater than 10 consecutive seconds, the opacity of which exceeds 40%. Visible emissions when starting cold equipment shall be exe…