COLUSA COUNTY AIR POLLUTION CONTROL DISTRICT
REGULATION 1 - GENERAL PROVISIONS
RULE 1.2 - DEFINITIONS
Except as otherwise specifically provided in these rules and, except where the context otherwise indicates,
words used in these rules are used in exactly the same sense as the same words are used in Chapter 2, Division
26, of the Health and Safety Code.
- ACTUAL EMISSION REDUCTION (Refer to Rule 3.6)
- AFFECTED POLLUTANTS (Refer to Rule 3.6)
- AGRICULTURAL BURNING
- "Agricultural Burning" means open outdoor fires used in agricultural operations in the growing of
crops; raising of fowl, animals, or bees; forest management burning; range improvement burning; or the improvement
of land for wildlife habitat, or disease or pest prevention.
- "Agricultural Burning" also means open outdoor fires used in the operation or maintenance of a system
for the delivery of water for the purpose specified in subdivision 1.
- AGRICULTURAL OPERATIONS - Agricultural Operations" means the growing and harvesting of crops, including
timber, or the raising of fowl, animals, or bees for the primary purpose of earning a living, or making a profit.
- AGRICULTURAL WASTES - "Agricultural Wastes" are defined as unwanted or unsaleable material produced
wholly from agricultural operations which are directly related to growing of crops, fowl, animals or bees for the
primary purpose of making a profit or a livelihood. This would also include grass and weeds in or adjacent to fields
in cultivation, and materials not produced wholly from such operations but which are intimately related to the
growing or harvesting of crops, and which are used in the field. Example: empty fertilizer and pesticide sacks,
bags, or cartons.
- AIR CONTAMINANT - "Air Contaminants" include smoke, charred paper, dust, soot, grime, carbon, acids,
fumes, gases, odors, or particulate matter, or any combinations thereof.
- AIR POLLUTION CONTROL OFFICER - "Air Pollution Control Officer" means the Air Pollution Control Officer
of the Colusa County Air Pollution Control District, and his or her duly authorized representatives. The Air Pollution
Control Officer may also be referred to as the County Director of Air Quality Standards.
- ALTERATION - "Alteration" means any addition to, enlargement of, replacement of, or any major modification
or change of the design, capacity, process, or arrangement, or any increase in the connected loading of equipment
or control apparatus, which will significantly increase or affect the kind or amount of air contaminants emitted.
- AMBIENT AIR QUALITY STANDARDS (Refer to Rule 3.6)
- AMPERE-HOURS - "Ampere-hours" means the integral of electrical current applied to a plating tank
(amperes) over a period of time (hours).
- ANTI-MIST ADDITIVE - "Anti-mist Additive" means a chemical which reduces the emission rate from the
tank when added to and maintained in the plating tank.
- APPROVED IGNITION DEVICES - "Approved Ignition Devices" includes those instruments or materials that
will ignite open fires for agricultural burning without the production of black smoke by the ignition device.
- APPURTENANCES - "Appurtenances" are accessories to an architectural structure, including, but not
limited to: hand railings, cabinets, bathroom and kitchen fixtures, fences, rain-gutters and down-spots, window
screens, lamp-posts, heating and air conditioning equipment, other mechanical equipment, large fixed stationary
tools and concrete forms.
- ARB-CERTIFIED VAPOR RECOVERY SYSTEM - "ARB-certified vapor recovery system" means a vapor recovery
system which has been certified by the state board pursuant to Section 41954 of the Health and Safety Code.
- ARCHITECTURAL COATING - "Architectural Coating" means coatings applied to stationary structures and
their appurtenances, to mobile homes, to pavements, or to curbs.
- ATMOSPHERE - "Atmosphere" means the air that envelopes or surrounds the earth. Where air pollutants
are emitted into a building not designed specifically as a piece of air pollution control equipment, such an emission
into a building shall be considered an emission into the atmosphere.
- BELOW GROUND WOOD PRESERVATIVES - "Below Ground Wood Preservatives" means coatings formulated to
protect below ground wood from decay or insect attack and which contain a wood preservative chemical registered
by the California Department of Food and Agriculture.
- BEST AVAILABLE CONTROL TECHNOLOGY (Refer to Rule 3.6)
- BITUMINOUS COATING - "Bituminous Coating" means black or brownish coating materials which are soluble
in carbon disulfide, which consists mainly of hydrocarbons, and which are obtained from natural deposits or as
residue from the distillation of crude oils or of low grades of coal.
- BOARD - "Board means the Air Pollution Control Board of the Air Pollution Control District of Colusa County.
- BOND BREAKERS - "Bond Breakers" means coatings applied between layers of concrete to prevent the
freshly poured top layer of concrete from bonding to the layer over which it is poured.
- BRUSH TREATED - "Brush Treated" means that the material to be burned has been felled, crushed or
up-rooted with mechanical equipment, or has been desiccated with herbicide.
- BUILDING, STRUCTURE, OR FACILITY
"Building, Structure, or Facility" includes all pollutant emitting activities which:
- Belong to the same industrial grouping and/or
- Are located on one or more contiguous or adjacent properties, and/or
- Are under the same or common ownership, operation, or control or which are owned or operated by entities which
are under common control.
- BURN DAY - "Burn Day" means a day designated by the California Air Resources Board as permissible
to allow open burning within designated districts or areas.
- CHROME - "Chrome" means metallic chrome.
- CHROME PLATING - "Chrome Plating means either hard or decorative chrome plating.
- CHROMIC ACID - "Chromic Acid" means an aqueous solution of chromium trioxide (CrO), or a commercial
solution containing chromic acid, dichromic acid (H CrO), or trichromic acid (H CrO).
- CHROMIC ACID ANODIZING - "Chromic Acid Anodizing" means the electrolytic process by which a metal
surface is converted to an oxide surface coating in a solution containing chromic acid.
- CHROMIUM - "Chromium" means hexavalent chromium.
- CLEAR WOOD FINISHES - "Clear Wood Finishes" are clear and semi-transparent coatings, including lacquers
and varnishes, applied to wood substrates to provide a transparent or translucent solid film.
"Cogeneration" means the sequential use of energy for the production of electrical and useful thermal
energy. The sequence can be thermal use followed by power production or the reverse, subject to the following standards:
- At least 5 percent of the facility's total annual energy output shall be in the form of useful thermal energy
- Where useful thermal energy follows power production, the useful annual power output plus one-half the useful
annual thermal energy output equals not less than 42.5 percent of any natural gas and oil energy input.
- COMBUSTIBLE OR FLAMMABLE WASTE - "Combustible or Flammable Waste" means any garbage, rubbish, trash,
rags, paper, boxes, crates, excelsior, ashes, offal, carcass or dead animals, or any other combustible or flammable
refuse matter which is in solid or liquid state.
- COMBUSTION CONTAMINANTS - "Combustion Contaminants" are particulate matter discharged into the atmosphere
from the burning of any kind of material containing carbon in a free or combined state.
- COMPLETE APPLICATION (Refer to Rule 3.6)
- CONCRETE CURING COMPOUNDS - "Concrete Curing Compounds" means coatings applied to freshly poured
concrete to retard the evaporation of water.
- CONDENSED FUMES - "Condensed Fumes" are minute, solid particles generated by the condensation of
vapors from solid matter after volatilization from the molten state, or may be generated by sublimation, distillation,
calcination, or chemical reaction when these processes create airborne particles.
- CONTIGUOUS PROPERTY (Refer to Rule 3.6)
- CONTROL EQUIPMENT - "Control Equipment" means any device which reduces emissions from the emissions
- COST-EFFECTIVE (Refer to Rule 3.6)
- DECORATIVE CHROME PLATING - "Decorative Chrome Plating" means the process by which chromium is electrodeposited
from a solution containing compounds of chromium onto an object resulting in a chrome layer 1 micron (0.04 mil.)
thick or less.
- DESIGNATED AGENCY - "Designated Agency" means the public fire protection or other equivalent agency
designated by the California Air Resources Board to issue permits for agricultural burning.
- DISTRICT - "District" is the Air Pollution Control District of Colusa County.
- DRY FOG COATINGS - "Dry Fog Coatings" means coatings formulated only for spray applications such
that overspray droplets dry before subsequent contact with other surfaces.
- EMISSION FACTOR - "Emission Factor" means the mass of chromium emitted during a test conducted in
the emissions collection system in accordance with ARB Test Method 425, divided by the ampere-hours consumed by
the tanks in the tested emissions collection system, expressed as the mass of chromium emitted per ampere-hour
of electrical current consumed.
- EMISSION POINT - "Emission Point" means the place at which an emission enters the atmosphere.
- EMISSIONS - "Emissions" means the passing into the atmosphere of an air contaminant or a gas stream
which contains an air contaminant.
- EMISSIONS COLLECTION SYSTEM - "Emissions Collection System" means a device or apparatus used to gather
chromium emissions from the surface of a chrome plating or chromic acid anodizing tank or tanks.
- EXCAVATION - "Excavation" means exposure to view by digging.
- EXEMPT SOLVENTS - "Exempt Solvents" are compounds identified as exempt under the definition of Volatile
- EXISTING RETAIL SERVICE STATION - "Existing Retail Service Station" means any retail service station
operating, constructed, or under construction as of the date the district adopts any control measures.
- FACILITY - "Facility" means a business or businesses engaged in chrome plating or chromic acid anodizing
which are owned or operated by the same person or persons and are located on the same parcel or on contiguous parcels.
- FACILTIYWIDE EMISSIONS FROM HARD CHROME PLATING OR CHROMIC ACID ANODIZING - "Facilitywide Emissions from
Hard Chrome Plating or Chromic Acid Anodizing" means the total emissions for all hard chrome plating or chromic
acid anodizing at the facility over a calendar year. Emissions shall be calculated as the sum of emissions from
an emissions collection system shall be calculated by multiplying the emission factor for that emissions collecting
system by the sum of ampere-hours consumed during that year for all of the tanks served by the emissions collection
- FIRE RETARDANT COATINGS - "Fire Retardant Coatings" means coatings which have a flame spread index
of less that 25 when tested in accordance with ASTM Designation E-84-87, "Standard Test Method for Surface
Burning Characteristics of Building Material," after application to Douglas fir according to the manufacturer's
- FLUE - "Flue" means any duct or passage for air, gases, or the like, such as a stack or chimney.
- FOREST MANAGEMENT BURNING - "Forest Management Burning" means the use of open fires as part of a
forest management practice to remove forest debris, and includes:
- Forest management practices, including hazard reduction:
- Timber operations; and,
- Silviculture and forest protection practices.
- FORM-RELEASE COMPOUNDS - "Form-Release Compounds: means coatings applied to concrete form to prevent the
freshly poured concrete from bonding to the form. The form may consist of wood, metal, or some material other than
- GASOLINE - "Gasoline" means any organic liquid (including petroleum distillates and methonol) having
a Reid Vapor pressure of four pounds per square inch or greater and used as a motor vehicle fuel or any fuel which
is commonly or commercially known or sold as gasoline.
- GRAPHIC ARTS COATINGS - "Graphic Arts Coatings" means coatings formulated for and hand-applied by
artists using brush or roller techniques to indoor and outdoor signs (excluding structural components) and murals,
including lettering enamels, poster colors, copy blockers, and bulletin enamels.
- HALOGENATED HYDROCARBONS (Refer to Rule 3.6)
- HARD CHROME PLATING - "Hard Chrome Plating" means the process by which chromium is electrodeposited
from a solution containing compounds of chromium onto an object resulting in a chrome layer thicker than 1 micron
- HEALTH AND SAFETY CODE - "Health and Safety Code" means the Health and Safety Code of the State of
- HEARING BOARD - "Hearing Board" means the Hearing Board of the Air Pollution Control District of
- HEARING BOARD CLERK - "Hearing Board Clerk" means the Clerk of the Board of Supervisors of Colusa
County is the ex-officio clerk of the hearing board.
- HIGH-TEMPERATURE INDUSTRIAL MAINTENANCE COATINGS - "High-Temperature Industrial Maintenance Coatings"
means industrial maintenance coatings formulated for and applied to substrates exposed continuously or intermittently
to temperatures above 400 degrees Fahrenheit.
- INCINERATION - "Incineration" means an operation in which combustion is carried on for the principal
purpose, or with the principal result of oxidizing a waste material to reduce its bulk or facilitate its disposal.
- INDUSTRIAL GROUPING - "Industrial Grouping" means pollutant emitting activities shall be considered
as part of the same industrial grouping if:
- They belong to the same two-digit standard industrial classification code, or
- They are part of a common production process. (Common production process includes industrial processes, manufacturing
process, and any connected processes involving a common raw material.).
- INDUSTRIAL MAINTENANCE ANTI-GRAFFITI COATINGS - "Industrial Maintenance Anti-graffiti Coatings" means
two-component clear industrial maintenance coatings formulated for and applied to exterior walls and murals to
resist repeated scrubbing and exposure to harsh solvents.
- INDUSTRIAL MAINTENANCE TOPCOATS COATINGS - "Industrial Maintenance Coatings" means high performance
coatings formulated for and applied to substrates in industrial, commercial, or institutional situations that are
in industrial, commercial, or institutional situations that are exposed to one or more of the following extreme
Industrial maintenance coatings are not for residential use or for use in areas of industrial, commercial, or institutional
facilities such as office space and meeting rooms.
- Immersion in water, wastewater, or chemical solutions (aqueous and non-aqueous solutions), or chronic exposure
of interior surfaces to moisture condensation;
- Acute or chronic exposure to corrosive, caustic or acidic agents, or to chemicals, chemical fumes, chemical
mixtures, or solutions;
- Repeated exposure to temperatures in excess of 250 F;
- Repeated heavy abrasion, including mechanical wear and repeated scrubbing with industrial solvents, cleansers,
or scouring agents; or
- Exterior exposure of metal structures.
- INSTALLATION - "Installation" means the placement, assemblage or construction of equipment or control
apparatus at the premises where the equipment or control apparatus will be used, and includes all preparatory work
at such premises. It also means any operation, article, machine, equipment or other contrivance which emits or
may emit any affected pollutant.
- LACQUERS - "Lacquers" means clear wood finishes formulated with nitrocellulose or synthetic resins
to dry by evaporation without chemical reaction including clear lacquer sanding sealers.
- MAGNESITE CEMENT COATINGS - "Magnesite Cement Coatings" means coatings formulated for and applied
to magnesite cement decking to protect the magnesite cement substrate from erosion by water.
- MASTIC TEXTURE COATINGS - "Mastic Texture Coatings" means coatings formulated to cover holes and
minor cracks and to conceal surface irregularities, and applied in a thickness of at least 10 mils (dry, single
- METALLIC PIGMENTED COATINGS - "Metallic Pigmented Coatings" means coatings containing at least 0.4
pounds of metallic pigment per gallon of coating as applied.
- MODELING - "Modeling" means using an air quality simulation model, based on specified assumptions
and data, which has been approved by the Air Resources Board.
- MODIFICATIONS (Refer to Rule 3.6)
- MOTOR VEHICLE - "Motor Vehicle" has the same meaning as defined in Section 415 of the Vehicle Code.
- MULTIPLE-CHAMBER INCINERATION - "Multiple-Chamber Incinerator" is any article, machine, equipment,
contrivance, structure or any part of a structure used to dispose of combustible refuse by burning and consisting
of three or more refractory lined combustion furnaces in series, physically separated by refractory walls, interconnected
by gas passage ports or ducts, and employing adequate design parameters necessary for maximum combustion of the
material to be burned. The refractories shall have a Purometric Cone equivalent of at least 17, tested according
to the method described in the American Society for Testing Materials, Method C-24.
- MULTIPLE-COLORED COATINGS - "Multiple-Colored Coatings" means coatings which exhibit more than one
color when applied and which are packaged in a single coat.
- NET AIR QUALITY BENEFIT (Refer to Rule 3.6)
- NEW RETAIL SERVICE STATION - "New Retail Service Station" means any retail service station which
is not constructed or under construction as of the date the district adopts any control measures.
- NO-BURN DAY - "No-Burn Day" means any day on which the California Air Resources Board prohibits agricultural
burning or the District prohibits open burning.
- NONATTAINMENT POLLUTANT (Refer to Rule 3.6)
- OPAQUE STAINS - "Opaque Stains" means all stains that are not classified as semi-transparent stains.
- OPAQUE WOOD PRESERVATIVES - "Opaque Wood Preservatives" means all wood preservatives not classified
as clear or semi-transparent wood preservatives or as below-ground wood preservatives.
- OPEN BURNING IN AGRICULTURAL OPERATIONS IN THE GROWING OF CROPS OR RAISING OF FOWL OR ANIMALS - "Open
Burning in Agricultural Operations in the Growing of Crops or Raising of Fowl or Animals" means:
- The burning in the open of materials produced wholly from operations in the growing and harvesting of crops,
or raising of fowl or animals, or the primary purpose of making a profit, providing a livelihood, or conduction
agricultural research or instruction by an educational institution.
- In connection with operations qualifying under subdivision 1.:
- The burning of grass and weeds in or adjacent to fields in cultivation or being prepared for cultivation.
- The burning of materials not produced wholly from such operation, but which are intimately related to the growing
or harvesting of crops and which are used in the field, except as prohibited by these regulations.
- OPEN FIRES - "Open Fires" means any combustion of solid waste outdoors, in the open, not in an enclosure,
where the products of combustion are not directed through a flue.
- OPERATIONS - "Operations" means any physical action resulting in a change in the location or physical
properties of a material, or any chemical action resulting in a change in the chemical composition or the chemical
or physical properties of a material.
- ORCHARD OR CITRUS GROVE HEATER - "Orchard or Citrus Grove Heater" means any article, machine, equipment,
bowl burner, or other contrivance burning any type of fuel, capable of emitting air contaminants, used or capable
of being used for the purpose of giving protection from frost damage in areas not completely enclosed; the word
"Orchard" includes orchard or plant nurseries.
- OWNER - "Owner" includes but is not limited to, any person who leases, supervises or operates equipment
in addition to the normal meaning of ownership.
- OWNER OR OPERATOR - "Owner or Operator" means an owner or operator of a retail service station.
- PARTICULATE MATTER - "Particulate Matter" is any material, except uncombined water which exists in
a finely divided form as a liquid or solid at standard conditions.
- PARTS PER MILLION (PPM) - "Parts Per Million" means ppm by volume on a dry gas basis.
- PERMISSIVE-BURN - "Permissive-Burn" day means any day on which agricultural burning is not prohibited
by the California Air Resources Board.
- PERSON - "Person" means any person, firm, association, organization, partnership, business, trust,
company, corporation, contractor, supplier, installer, user or owner, or any state or local government agency or
public district or any officer or employee thereof.
- PHASE I VAPOR RECOVERY SYSTEM - "Phase I Vapor Recovery System" means a gasoline vapor recovery system
which recovers vapors during the fueling of motor vehicles from stationary storage tanks.
- PHASE II VAPOR RECOVERY SYSTEM - "Phase II Vapor Recovery System" means a gasoline vapor recovery
system which recovers vapors during the fueling of motor vehicles from stationary storage tanks.
- PLATING TANK - "Plating Tank" means any container used to hold a chromium or chromic acid solution
for the purposes of chrome plating or chromic acid anodizing.
- PRE-TREATMENT WASH PRIMERS - "Pre-Treatment Wash Primers" means coatings which contain a minimum
of 1/2 percent acid by weight, applied directly to bare metal surfaces to provide necessary surface etching.
- PRECURSOR (Refer to Rule 3.6)
- PRESCRIBED BURNING - "Prescribed Burning" means the planned application of fire to vegetation on
lands selected in advance of such application, where any of the purposes of the burning are specified in the definition
of agricultural burning as set forth in the Health and Safety Code Section 39011.
- PRIMERS - "Primers" means coatings formulated and applied to substrates to provide a firm bond between
the substrate and subsequent coats.
- PROCESS WEIGHT PER HOUR - "Process Weight Per Hour" means the total weight excluding water added
for processing or air used in processing introduced into any specific process may cause and discharge into the
atmosphere. Solid fuels charged will be considered as part of th process weight, but liquid and gaseous fuels and
combustion air will not. The "process weight per hour" will be derived by dividing the total process
weight by the number of hours in one complete operation form th beginning of any given process to the completion
thereof, excluding any time during which the equipment is idle.
- RANGE IMPROVEMENT BURNING - "Range Improvement Burning" means the use of open fires to remove vegetation
for wildlife, game, or livestock habitat or for the initial establishment of an agricultural practice on previously
- REACTIVE ORGANIC COMPOUND (Refer to Rule 3.6)
- RECONSTRUCTED SOURCE (Refer to Rule 3.6)
- REGULATION - "Regulation" means one of the major sections of the Regulations and Rules of the Air
Pollution Control District of Colusa County.
- REPRESENTATIVE RICE STRAW TESTING SAMPLE - "Representative Rice Straw Testing Sample" means a composite
sample of rice straw from under the mat and from the center of the mat. The samples are to be taken from various
parts of the field.
- RESIDENTIAL RUBBISH - "Residential Rubbish" means refuse originating from residential uses and includes
wood, paper, cloth, cardboard, tree trimmings, leaves, lawn clippings, and dry plants.
- RESIDENTIAL USE - "Residential Use" means use in areas where people reside or lodge including, but
limited to single and multiple family dwellings, condominiums, mobile homes, apartment complexes, motels, and hotels.
- RETAIL SERVICE STATION
- "Retail Service Station" means any new or existing motor vehicle fueling service station subject
to payment of California sales tax on gasoline sales.
- RICE STRAW DRYNESS TEST PROCEDURE
- "Rice Straw Dryness Procedure" means a representive rice straw sample is bent sharply at a minimum
of a 90-degree angle. If the straw sample makes an audible cracking sound, it is considered dry enough for burning.
- ROOF COATING - "Roof Coating" means coatings formulated for application to exterior roofs and for
the primary purpose of preventing penetration of the substrate by water, or reflecting heat and reflecting ultraviolet
radiation. Metallic pigmented roofcoatings which qualify as metallic pigmented coatings shall not be considered
to be in this category, but shall be considered to be in the metallic pigmented coatings category.
- ROWED RICE STRAW - "Rowed Rice Straw" means rice straw passing directly through the harvester discharge
without being spread.
- RULE - "Rule" means a rule of the Air Pollution Control District of Colusa County.
- SANDING SEALERS - "Sanding Sealers" means clear wood coatings formulated for and applied to bare
wood for sanding and to seal the wood for subsequent application of varnish. To be considered a sanding sealer
a coating must be clearly labelled as such.
- SEALERS - "Sealers" means coatings formulated for and applied to a substrate to prevent subsequent
coatings from being absorbed by the substrate, or to prevent harm to subsequent coatings by materials in the substrate.
- SEASONAL SOURCE - "Seasonal Source" means any source with more than 75 percent of its annual emissions
within a consecutive 90-day period.
- SECTION - "Section" refers to a section of the Health and Safety Code of the State of California
unless some other statute is specifically mentioned.
- SEMI-TRANSPARENT STAINS - "Semi-Transparent Stains" means coatings formulated to change the color
of a surface but not conceal the surface.
- SEMI-TRANSPARENT WOOD PRESERVATIVES - "Semi-Transparent Wood Preservatives" means wood preservative
stains which are formulated and used to protect exposed wood from decay or insect attack by the addition of a wood
preservative chemical registered by the California Department of Food and Agriculture, which change the color of
a surface by not concealing the surface, including clear wood preservatives.
- SHELLACS - "Shellacs" means clear or pigmented coatings formulated solely with resinous secretions
of the lac beetle (Laccifer lacca), thinned with alcohol, and formulated to dry by evaporation without a chemical
- SILVICULTURE - "Silviculture" means the establishment, development, care and reproduction of stands
- SOLICIT - "Solicit" means to require for use or to specify, by written or oral contract.
- SOLID WASTE DUMP - "Solid Waste Dump" means any accumulation for the purpose of disposal of any solid
- SOURCE - "Source" means a point or source of emissions in a plant where an individual operation of
one source would not affect the rest of the operation.
- SOURCE OPERATION - "Source Operation" means the last operation preceding the emission of an air contaminant
- Results in the separation of the air contaminant from the process material, or in the conversion of the process
of fuel, and,
- is not an air pollution abatement operation.
- SPREAD RICE STRAW - "Spread Rice Straw" means rice straw spread by means of a mechanical straw spreader
attached to the discharge of