Arizona Administrative Code › Title 18 - ENVIRONMENTAL QUALITY › Chapter 2 - DEPARTMENT OF ENVIRONMENTAL - QUALITY AIR POLLUTION CONTROL › Article 6 - EMISSIONS FROM EXISTING AND NEW POINT SOURCES › Section R18-2-611 - Definitions for R18-2-611.01, R18-2-611.02, and R18-2-611.03

Current through Register Vol. 30, No. 28, July 12, 2024
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 waste handling and transporting"
				means the processes by which any animal excretions and mixtures containing
				animal excretions are collected and transported.
b. "Arenas, corrals and pens" means areas
				where animals are confined for the purposes of, but not limited to, feeding,
				displaying, safety, racing, exercising, or husbandry.
c. "Commercial animal operation" means a
				commercial dairy operation, a commercial beef feedlot, a commercial poultry
				facility, and a commercial swine facility, as defined in this
				Section.
d. "Commercial animal
				operator" means an individual, entity, or joint operation in general control of
				a commercial animal operation.
e.
				"Dust Control Forecast" means a forecast, which shall identify a low, moderate
				or high risk of dust generation for the next five consecutive days and shall be
				issued by noon on each day the forecast is generated. When developing these
				forecasts, the department shall consider all of the following:
i. Projected meteorological conditions,
				including:
(1) Wind speed and
				direction,
(2)
				Stagnation,
(3) Recent
				precipitation, and
(4) Potential
				for precipitation;
ii.
				Existing concentrations of air pollution at the time of the forecast;
				and
iii. Historic air pollution
				concentrations that have been observed during meteorological conditions similar
				to those that are predicted to occur in the forecast.
f. "High traffic areas" means areas that
				experience more than 20 VDT from 2 or more axle vehicles.
g. "Maricopa PM nonattainment area" means the
				Phoenix planning area as defined in
				40 CFR
				81.303, which is incorporated by reference in
				R18-2-210.
h. "Paved Public Road" means any paved
				roadways that are open to public travel and maintained by a City, County,
				State, or Federal entities.
i.
				"Pinal County PM Nonattainment Area" means the West Pinal
				PM10 planning area and the West Central
				PM2.5 planning area, as defined in
				40 CFR
				81.303, and incorporated by reference in
				R18-2-210.
j. "PM" includes both particulate matter with
				an aerodynamic diameter less than or equal to a nominal 2.5 micrometers as
				measured by a reference method based on 40 CFR 50 Appendix L, or by an
				equivalent method designated according to 40 CFR 53; and particulate matter
				with an aerodynamic diameter less than or equal to a nominal 10 micrometers as
				measured by a reference method contained within 40 CFR 50 Appendix J or by an
				equivalent method designated in accordance with 40 CFR 53, as incorporated by
				reference in Appendix 2.
k.
				"Regulated agricultural activity" means a regulated agricultural activity as
				defined in A.R.S. §
										49-457(O)(5).
l. "Regulated area" means the regulated area
				as defined in A.R.S. §
										49-457(O)(6).
m. "Track-out control device" means
				minimizing any and all material that adheres to and agglomerates on all
				vehicles and equipment from unpaved access connections and falls onto paved
				public roads or shoulders to paved public roads by using a device or system to
				remove mud or soil from a vehicle or equipment before the vehicle enters a
				paved public road. Devices such as a grizzly, a gravel pad or a wheel wash
				system can be used.
n. "Unpaved
				access connections" means any unpaved road connection which connects to a paved
				public road.
o. "Unpaved roads or
				feed lanes" means roads and feed lanes that are unpaved, owned by a commercial
				animal operator, and used exclusively to service a commercial animal
				operation.
p. "Unpaved vehicle or
				equipment traffic area" means any area that is used for the fueling, servicing,
				receiving, transfer, parking or storing of equipment or vehicles.
q.
				"VDT" (Vehicle trips per day) means trips per day made by one vehicle, in one
				direction.