020-15 Wyo. Code R. § 15-2
For the purpose of these Regulations the following terms shall have the meaning or interpretations set out below and shall be used in conjunction with, and as supplemental to, those definitions contained in W.S. Section 35 - 502.3.
(a) "Cell" means compacted solid wastes that are enclosed by natural soil or cover material in land disposal site.
(b) "Construction/Demolition Landfill" means a solid waste disposal site that accepts only construction waste, demolition waste and/or brush. This does not include garbage, liquids, sludges, paints, solvents, putrescibles, dead animals and hazardous or toxic waste which will be prohibited from being disposed of in this type site.
(c) "Cover Material" means soil or other suitable material that is used to cover compacted solid wastes in a land disposal site.
(d) "Daily Cover" means six inches of cover material that is spread and compacted on the top and side slopes of compacted solid wastes at the end of each operating day in order to control vectors, fire, moisture and erosion and to assure an aesthetic appearance.
(e) "Final Cover" means cover material that is used to completely cover the top of a landfill. This cover is at least twenty-four inches thick.
(f) "Facility" means any solid waste disposal area, site, process, or system and the operation thereof including, but not limited to personnel, equipment and buildings.
(g) "Garbage" means any putrescible solid or semi-solid animal and/or vegetable waste material resulting from the handling, preparation, cooking, serving and consumption of food.
(h) "Ground Water" means any water found beneath the surface of the earth.
(i) "Hazardous Waste" means any waste or combination of wastes which pose a substantial present or potential hazard to human health, the environment, and plants or animals because such wastes are nondegradable or persistent in nature or because they can be biologically magnified, or because they can be lethal, or because they may otherwise cause or tend to cause detrimental cumulative effects.
(j) "Incineration" means the controlled process by which combustible solid, liquid or gaseous wastes are burned and changed into noncombustible gases and other residues.
(k) "Incinerator" means a controlled facility consisting of one or more chambers or furnaces in which wastes are burned.
(l) "Industrial Landfill" means a disposal facility utilizing an engineered method of disposing of industrial solid waste on land without creating a hazard to the public health, the environment, plants or animals.
(m) "Industrial Solid Waste" means waste resulting from, or incidental to, any process of industry, manufacturing, mining or development of any agricultural or natural resources. This does not include waste materials, the discharge of which is subject to the rules and regulations of the Water Quality Division or mining materials subject to the Land Quality Rules and Regulations.
(n) "Leachate" means liquid that is the result of the percolations of fluids through solid waste and which consists of chemicals and microbial waste products from the solid waste in a dissolved or suspended state.
(o) "Letter of Approval" means the written approval from the Department to construct and/or operate a solid waste disposal facility.
(p) "Modified Landfill" means an adaptation of sanitary landfill, differing only in that coverage with a layer of earth is applied to deposited refuse at a frequency less than daily.
(q) "Municipality" means a city, town, county, district, association or other public body.
(r) "Municipal Solid Waste" means solid waste resulting from or incidental to residential, community, trade or business activities, including garbage, rubbish, ashes, street sweepings, dead animals, abandoned automobiles and all other solid waste other than industrial solid waste.
(s) "New Facility" means any facility which requires new or additional construction, such as access roads, fencing, surface water diversion, etc. or the working area is not included in a plan which has been previously submitted to and approved by the Department.
(t) "Open Burning" means uncontrolled burning of solid waste in the open.
(u) "Open Dump" means an uncontrolled solid waste disposal site at which solid wastes are dumped in the open in such a manner that they present a real or potential hazard to public health and the environment.
(v) "Person" means an individual, partnership, firm, association, joint venture, public or private corporation, trust, estate, commission, board, public or private institution, utility, cooperative, municipality or any other political subdivision of the state, or any interstate body or any other legal entity.
(w) "Plans" means maps, drawings and narrative description, prepared to describe the solid waste disposal facility and its operation.
(x) "Processing Plant" means a facility used or designed to transfer, shred, grind, bale, compost, salvage, separate, reclaim, or provide other treatment of solid wastes.
(y) "Promiscuous Dumping" means the unauthorized deposition of solid waste in an area that is not approved by the Department as a solid waste disposal site.
(z) "Public Road" means a road which all the people have a right to use, or which all the people have used, or which are under the control of governmental instrumentalities and maintained at public expense.
(aa) "Refuse" means any putrescible or nonputrescible solid waste, except human excreta, but including garbage, rubbish, ashes, street sweepings, dead animals, offal and solid agricultural, commercial, industrial, hazardous, institutional, demolition and construction wastes.
(bb) "Sanitary Landfill" means a method of disposing of refuse on land without creating nuisances or hazards to public health or safety by utilizing the principles of engineering to confine the refuse to the smallest practical area, to reduce it to the smallest practical volume, and to cover it with a layer of earth at the conclusion of each day's operation or at such more frequent intervals as may be necessary. (American Society of Civil Engineers)
(cc) "Salvaging" means the controlled removal of solid waste for the purpose of reuse.
(dd) "Scavenging" means the uncontrolled removal of solid waste by unauthorized persons.
(ee) "Sludge" means the accumulated semi-liquid suspension of settled solids.
(ff) "Solid Waste" means garbage, and other discarded solid materials resulting from industrial, commercial and agricultural operations, and from community activities, but does not include solids or dissolved material in domestic sewage or other significant pollutants in water resources such as silt, dissolved or suspended solids in industrial waste water effluents, dissolved materials in irrigation return flows or other common water pollutants.
(gg) "Solid Waste Disposal Site" means any facility that processes, transports or disposes of solid waste.
(hh) "Vector" means a carrier, usually an arthropod, capable of transmitting a pathogen from one organism to another.
(ii) "Water Table" means the upper water level of a body of ground water.
(jj) "Working Face" means that portion of the land disposal site where solid wastes are being deposited and are being spread and compacted prior to the placement of cover materials.
020-15 Wyo. Code R. § 15-2