Connecticut Administrative Code › Title 22a - Environmental Protection › 174 - Abatement of Air Pollution › Section 22a-174-1 - Definitions

Current through July 10, 2024
Except as may otherwise be provided, as used in Section
				22a-174-1 to 22a-174-200, inclusive, of the Regulations of Connecticut State
				Agencies, the following definitions apply. Unless otherwise indicated,
				references to the Code of Federal Regulations mean the Code of Federal
				Regulations in effect as of March 15, 2002:
(1) "Act" means the Federal Clean Air Act,  42 USC Sections 7401 to  7671q  and  Public Law 101-549.
(2) "Actual emissions" has the same meaning
			 as in  40 CFR 51.165(a)(1)(xii)(A) to (E), inclusive.
(3) "Administrator" means the Administrator
			 of the United States Environmental Protection Agency.
(4) "Affected state or states" means the
			 Commonwealth of Massachusetts, the States of New York, Rhode Island and any
			 other state located within fifty (50) miles of a Connecticut Title V
			 source.
(5) "Air pollutant" means
			 dust, fumes, mist, smoke, other particulate matter, vapor, gas, aerosol,
			 odorous substances, or any combination thereof, but does not include: Carbon
			 dioxide, except in accordance with regulations adopted pursuant to sections
			 22a-174d, 22a-174j, or 22a-200b of the Connecticut General Statutes; the noble
			 gases (helium, neon, argon, krypton, xenon or radon); uncombined water vapor or
			 water droplets; molecular hydrogen expressed as H2; or molecular oxygen
			 expressed as O2 or nitrogen.
(6)
			 "Air pollution" means the presence in the ambient air of one or more air
			 pollutants or any combination thereof in such quantities and of such
			 characteristics and duration as to be, or likely to be, injurious to public
			 welfare or the environment, to the health of human, plant or animal life, or to
			 property, or as unreasonably to interfere with the enjoyment of life and
			 property.
(7) "Air pollution
			 control equipment" means any equipment which is designed to reduce emissions of
			 air pollutants from a stationary source.
(8) "Allowable emissions" means "allowable
			 emissions" as defined in  40 CFR 51.165(a)(1)(xi).
(9) "Ambient air" means that portion of the
			 atmosphere, external to buildings, to which the general public has
			 access.
(10) "AAQS" or "ambient air
			 quality standard" means any standard that establishes the largest allowable
			 concentration of a specific pollutant in the ambient air as established by the
			 Administrator in  40 CFR 50  or by the commissioner in section 22a-174-24 of the
			 Regulations of Connecticut State Agencies.
(11) "Architectural coating" means a coating
			 used for residential or commercial buildings and their appurtenances, or
			 industrial buildings, or other outdoor structures.
(12) "ASTM" means the American Society for
			 Testing and Materials.
(13)
			 "Attainment" means that the quality of the ambient air, as determined by the
			 Administrator, meets the Ambient Air Quality Standards for a given air
			 pollutant.
(14) "Attainment area"
			 means a geographic area which has been designated by the Administrator as
			 attainment pursuant to  40 CFR 81  in accordance with the provisions of  42 USC 7407.
(15) "Baseline concentration"
			 means "baseline concentration" as defined in  40 CFR 51.166(b)(13)(i) to (ii)(b), inclusive.
(16) "Best
			 Available Control Technology" or "BACT" means an emission limitation, including
			 a limitation on visible emissions, based upon the maximum degree of reduction
			 for each applicable air pollutant emitted from any proposed stationary source
			 or modification which the commissioner, on a case-by-case basis, determines is
			 achievable in accordance with section 22a-174-3 a of the Regulations of
			 Connecticut State Agencies. BACT may include, without limitation, the
			 application of production processes, work practice standards or available
			 methods, systems, and techniques, including fuel cleaning or treatment, the use
			 of clean fuels, or innovative techniques for the control of such air
			 pollutant.
(17) "Begin actual
			 construction" means "begin actual construction" as defined in  40 CFR 51.165(a)(1)(xv).
(18) "Biodiesel
			 fuel" means the liquid fuel composed of mono alkyl esters of long-chain fatty
			 acids derived from vegetable oils or animal fats, which fuel conforms to ASTM
			 D6751-08, Standard Specification for Biodiesel Fuel Blend Stock for Middle
			 Distillate Fuels, or the current active version thereof.
(19) "Brush" means shrubs, vegetation or
			 prunings, the diameter of which is not greater than three inches at the widest
			 point.
(20) "BTU" means British
			 thermal unit, which is the amount of heat required to raise the temperature of
			 one pound of water one degree Fahrenheit.
(21) "Burn-off oven" means a device that is
			 used to remove coating, varnish, resin, or other material from metal parts or
			 surfaces by the application of heat, provided that such device is:
(A) An indirect-fired unit;
(B) Equipped with a secondary chamber or
			 afterburner that operates at a minimum temperature of 1400 degrees Fahrenheit;
			 and
(C) Operated and maintained in
			 accordance with the manufacturer's specifications and written
			 recommendations.