In this chapter, unless the context otherwise requires:

1. "Administratively complete plan" means an application for a solid waste facility plan approval that the department has determined contains each of the components required by statute or rule but that has not undergone technical review or public notice by the department.

2. "Administrator" means the administrator of the United States environmental protection agency.

3. "Advanced recycling":

(a) Means a manufacturing process to convert post-use polymers and recovered feedstocks into basic hydrocarbon raw materials, feedstocks, chemicals, monomers, oligomers, plastics, plastics and chemical feedstocks, basic and unfinished chemicals, crude oil, naphtha, liquid transportation fuels and coatings and other products such as waxes and lubricants through processes that include pyrolysis, gasification, depolymerization, catalytic cracking, reforming, hydrogenation, solvolysis and other similar technologies.

(b) Does not include solid waste management, processing, incineration or treatment.

4. "Advanced recycling facility":

(a) Means a facility that receives, stores and converts post-use polymers and recovered feedstocks using advanced recycling.

(b) Includes a manufacturing facility that is subject to applicable provisions of law and department rules for air quality, water quality and waste and land use.

(c) Does not include a solid waste facility, processing facility, treatment facility, materials recovery facility, recycling facility or incinerator.

5. "Beneficial use of CCR" means that the CCR meets all of the following conditions:

(a) The CCR provides a functional benefit.

(b) The CCR substitutes for the use of a virgin material, which conserves natural resources that would otherwise need to be obtained through practices such as extraction.

(c) The use of the CCR meets relevant product specifications, regulatory standards or design standards when available, and when those standards are not available, the CCR is not used in excess quantities.

(d) When unencapsulated use of CCR involving placement of twelve thousand four hundred tons or more on the land in nonroadway applications, the user demonstrates, keeps records and provides documentation on request, that environmental releases to groundwater, surface water, soil and air are comparable to or lower than those from analogous products made without CCR, or that environmental releases to groundwater, surface water, soil and air will be at or below relevant regulatory and health-based benchmarks for human and ecological receptors during use.

6. "CCR pile" or "pile":

(a) Means any noncontainerized accumulation of solid, nonflowing CCR that is placed on the land.

(b) Does not include a CCR that is beneficially used off-site.

7. "CCR program approval" means United States environmental protection agency approval of the Arizona coal combustion residuals program in accordance with 42 United States Code § 6945(d)(1).

8. "CCR surface impoundment" or "impoundment" means a natural topographic depression, man-made excavation or diked area, which is designed to hold an accumulation of CCR and liquids, and the CCR unit treats, stores or disposes of CCR.

9. "Closed solid waste facility" means any of the following:

(a) A solid waste facility other than a CCR unit that ceases storing, treating, processing or receiving for disposal solid waste before the effective date of design and operation rules for that type of facility adopted pursuant to section 49-761.

(b) A public solid waste landfill that meets any of the following criteria:

(i) Ceased receiving solid waste before July 1, 1983.

(ii) Ceased receiving solid waste and received at least two feet of cover material before January 1, 1986.

(iii) Received approval for closure from the department.

(c) A public composting plant or a public incinerating facility that closed in accordance with an approved plan.

(d) A CCR unit when placement of CCR in a CCR unit has ceased and the owner or operator has completed closure of the CCR unit and has initiated postclosure care in accordance with Title 40 of the Code of Federal Regulations, Part 257, subpart D or in accordance with a program approved by the United States environmental protection agency under 42 United States Code § 6945(d)(1).

10. "Coal combustion residuals" or "CCR" means fly ash, bottom ash, boiler slag and flue gas desulfurization materials generated from burning coal for the purpose of generating electricity by electric utilities and independent power producers.

11. "Coal combustion residuals landfill" or "CCR landfill":

(a) Means an area of land or an excavation that receives CCR and that is not a surface impoundment, an underground injection well, a salt dome formation, a salt bed formation, an underground or surface coal mine or a cave.

(b) Includes sand and gravel pits and quarries that receive CCR or CCR piles and any use of CCR that does not meet the definition of a beneficial use of CCR.

12. "Coal combustion residuals unit" or "CCR unit":

(a) Means any CCR landfill, CCR surface impoundment or lateral expansion of a CCR unit or a combination of more than one of these units.

(b) Includes both new and existing units, unless otherwise specified.

13. "Conditionally exempt small quantity generator waste" means hazardous waste in quantities as defined by rules adopted pursuant to section 49-922.

14. "Construction debris" means solid waste derived from the construction, repair or remodeling of buildings or other structures.

15. "County" means:

(a) The board of supervisors in the context of the exercise of powers or duties.

(b) The unincorporated areas in the context of area of jurisdiction.

16. "Demolition debris" means solid waste derived from the demolition of buildings or other structures.

17. "Depolymerization" means a manufacturing process through which post-use polymers are broken into smaller molecules such as monomers and oligomers or raw, intermediate or final products, plastics and chemical feedstocks, basic and unfinished chemicals, crude oil, naphtha, liquid transportation fuels, waxes, lubricants, coatings and other basic hydrocarbons.

18. "Discharge" has the same meaning prescribed in section 49-201.

19. "Existing CCR landfill" means a CCR landfill that receives CCR both before and after October 19, 2015, or for which construction commenced before October 19, 2015 and that receives CCR on or after October 19, 2015. For the purposes of this paragraph, "commenced construction" means the owner or operator of a CCR landfill has obtained the federal, state and local approvals or permits necessary to begin physical construction and a continuous on site, physical construction program had begun before October 19, 2015.

20. "Existing CCR surface impoundment" means a CCR surface impoundment that meets one of the following conditions:

(a) Receives CCR both before and after October 19, 2015.

(b) For which construction commenced before October 19, 2015 and that receives CCR on or after October 19, 2015. For the purposes of this paragraph, "commenced construction" means the owner or operator of a CCR surface impoundment has obtained the federal, state, and local approvals or permits necessary to begin physical construction and a continuous on site, physical construction program had begun prior to October 19, 2015.

21. "Existing solid waste facility" means a solid waste facility other than a CCR unit that begins construction or is in operation on the effective date of the design and operation rules adopted by the director pursuant to section 49-761 for that type of solid waste facility.

22. "Facility plan" means any design or operating plan for a solid waste facility or group of solid waste facilities other than a permit issued under article 11 of this chapter.

23. "40 C.F.R. part 257, subparts A and B" means Title 40 of the Code of Federal Regulations, Part 257, subparts A and B in effect on May 1, 2004.

24. "40 C.F.R. part 258" means Title 40 of the Code of Federal Regulations, Part 258 in effect on May 1, 2004.

25. "Gasification" means a manufacturing process through which recovered feedstocks are heated and converted into a fuel and gas mixture in an oxygen-deficient atmosphere and the mixture is converted into valuable raw, intermediate and final products, including plastic monomers, chemicals, waxes, lubricants, chemical feedstocks, crude oil, diesel, gasoline, diesel and gasoline blendstocks, home heating oil and other fuels, including ethanol and transportation fuel, that are returned to economic utility in the form of raw materials, products or fuels.

26. "Household hazardous waste" means solid waste as described in 40 C.F.R. § 261.4(b)(1) as incorporated by reference in the rules adopted pursuant to chapter 5 of this title.

27. "Household waste":

(a) Means any solid waste, including garbage, rubbish and sanitary waste from septic tanks, that is generated from households, including single and multiple-family residences, hotels and motels, bunkhouses, ranger stations, crew quarters, campgrounds, picnic grounds and day use recreation areas.

(b) Does not include construction debris, landscaping rubble or demolition debris.

28. "Inert material":

(a) Means material that satisfies all of the following conditions:

(i) Is not flammable.

(ii) Will not decompose.

(iii) Will not leach substances in concentrations that exceed applicable aquifer water quality standards prescribed by section 49-201, paragraph 22 when subjected to a water leach test that is designed to approximate natural infiltrating waters.

(b) Includes concrete, asphaltic pavement, brick, rock, gravel, sand, soil and metal, if used as reinforcement in concrete.

(c) Does not include special waste, hazardous waste, glass or other metal.

29. "Land disposal" means placement of solid waste in or on land.

30. "Landscaping rubble" means material that is derived from landscaping or reclamation activities and that may contain inert material and not more than ten percent by volume of vegetative waste.

31. "Lateral expansion" means, for the purposes of the coal combustion residuals program established pursuant to article 11 of this chapter, a horizontal expansion of the waste boundaries of an existing CCR landfill or existing CCR surface impoundment made after October 19, 2015.

32. "Management agency" means any person responsible for the day-to-day operation, maintenance and management of a particular public facility or group of public facilities.

33. "Medical waste":

(a) Means any solid waste that is generated in the diagnosis, treatment or immunization of a human being or animal or in any research relating to that diagnosis, treatment or immunization, or in the production or testing of biologicals.

(b) Includes discarded drugs.

(c) Does not include hazardous waste as defined in section 49-921 other than conditionally exempt small quantity generator waste.

34. "Municipal solid waste landfill" means any solid waste landfill that accepts household waste, household hazardous waste or conditionally exempt small quantity generator waste.

35. "New solid waste facility" means a solid waste facility that begins construction or operation after the effective date of design and operating rules that are adopted pursuant to section 49-761 or article 11 of this chapter for that type of solid waste facility.

36. "On site" means the same or geographically contiguous property that may be divided by public or private right-of-way if the entrance and exit between the properties are at a crossroads intersection and access is by crossing the right-of-way and not by traveling along the right-of-way. Noncontiguous properties that are owned by the same person and connected by a right-of-way that is controlled by that person and to which the public does not have access are deemed on site property. Noncontiguous properties that are owned or operated by the same person regardless of right-of-way control are also deemed on site property.

37. "Person" means any public or private corporation, company, partnership, firm, association or society of persons, the federal government and any of its departments or agencies, this state or any of its agencies, departments, political subdivisions, counties, towns or municipal corporations, as well as a natural person.

38. "Post-use polymer":

(a) Means a plastic to which all of the following apply:

(i) The plastic is derived from any industrial, commercial, agricultural or domestic activities.

(ii) The plastic is not mixed with solid waste or hazardous waste on site or during processing at the advanced recycling facility.

(iii) The plastic’s use or intended use is as a feedstock for manufacturing crude oil, fuels, feedstocks, blendstocks, raw materials or other intermediate products or final products using advanced recycling.

(iv) The plastic has been sorted from solid waste and other regulated waste but may contain residual amounts of solid waste such as organic material and incidental contaminants or impurities such as paper labels and metal rings.

(v) The plastic is processed at an advanced recycling facility or held at an advanced recycling facility before processing.

(b) Does not include solid waste or municipal waste.

39. "Process" or "processing" means the reduction, separation, recovery, conversion or recycling of solid waste.

40. "Public solid waste facility" means a transfer facility and any site owned, operated or used by any person for the storage, processing, treatment or disposal of solid waste that is not generated on site.

41. "Pyrolysis" means a manufacturing process through which post-use polymers are heated in the absence of oxygen until melted, are thermally decomposed and are then cooled, condensed and converted into valuable raw, intermediate and final products, including plastic monomers, chemicals, waxes, lubricants, chemical feedstocks, crude oil, diesel, gasoline, diesel and gasoline blendstocks, home heating oil and other fuels, including ethanol and transportation fuel, that are returned to economic utility in the form of raw materials, products or fuels.

42. "Recovered feedstocks":

(a) Means one or more of the following materials that have been processed so that they may be used as feedstock in an advanced recycling facility:

(i) Post-use polymers.

(ii) Materials for which the United States environmental protection agency has made a nonwaste determination pursuant to 40 C.F.R. § 241.3(c) or has otherwise determined are feedstocks and not solid waste.

(b) Does not include:

(i) Unprocessed municipal solid waste.

(ii) Materials that are mixed with solid waste or hazardous waste on site or during processing at an advanced recycling facility.

43. "Recycling facility" means a solid waste facility that is owned, operated or used for the storage, treatment or processing of recyclable solid waste and that handles wastes that have a significant adverse effect on the environment.

44. "Salvaging" means the removal of solid waste from a solid waste facility with the permission and in accordance with rules or ordinances of the management agency for purposes of productive reuse.

45. "Scavenging" means the unauthorized removal of solid waste from a solid waste facility.

46. "Solid waste facility" means a transfer facility and any site owned, operated or used by any person for the storage, processing, treatment or disposal of solid waste, conditionally exempt small quantity generator waste or household hazardous waste but does not include the following:

(a) A site at which less than one ton of solid waste that is not household waste, household hazardous waste, conditionally exempt small quantity generator waste, medical waste or special waste and that was generated on site is stored, processed, treated or disposed in compliance with Section 49-762.07, subsection F.

(b) A site at which solid waste that was generated on site is stored for ninety days or less.

(c) A site at which nonputrescible solid waste that was generated on site in amounts of less than one thousand kilograms per month per type of nonputrescible solid waste is stored and contained for one hundred eighty days or less.

(d) A site that stores, treats or processes paper, glass, wood, cardboard, household textiles, scrap metal, plastic, vegetative waste, aluminum, steel or other recyclable material and that is not a waste tire facility, a transfer facility or a recycling facility.

(e) A site where sludge from a wastewater treatment facility is applied to the land as a fertilizer or beneficial soil amendment in accordance with sludge application requirements.

(f) A closed solid waste facility.

(g) A solid waste landfill that is performing or has completed postclosure care before July 1, 1996 in accordance with an approved postclosure plan.

(h) A closed solid waste landfill performing a onetime removal of solid waste from the closed solid waste landfill, if the operator provides a written notice that describes the removal project to the department within thirty days after completion of the removal project.

(i) A site where solid waste generated in street sweeping activities is stored, processed or treated before disposal at a solid waste facility authorized under this chapter.

(j) A site where solid waste generated at either a drinking water treatment facility or a wastewater treatment facility is stored, processed, or treated on site before disposal at a solid waste facility authorized under this chapter, and any discharge is regulated pursuant to chapter 2, article 3 of this title.

(k) A closed solid waste landfill where development activities occur on the property or where excavation or removal of solid waste is performed for maintenance and repair if the following conditions are met:

(i) When the project is completed there will not be an increase in leachate that would result in a discharge.

(ii) When the project is completed the concentration of methane gas will not exceed twenty-five percent of the lower explosive limit in on-site structures, or the concentration of methane gas will not exceed the lower explosive limit at the property line.

(iii) Protection has been provided to prevent remaining waste from causing any vector, odor, litter or other environmental nuisance.

(iv) The operator provides a notice to the department containing the information required by Section 49-762.07, subsection A, paragraphs 1, 2 and 5 and a brief description of the project.

(l) Agricultural on-site disposal as provided in section 49-766.

(m) The use, storage, treatment or disposal of by-products of regulated agricultural activities as defined in section 49-201 and that are subject to best management practices pursuant to section 49-247 or by-products of livestock, range livestock and poultry as defined in section 3-1201, pesticide containers that are regulated pursuant to title 3, chapter 2, article 6 or other agricultural crop residues.

(n) Household hazardous waste collection events held at a temporary site for not more than six days in any calendar quarter.

(o) Wastewater treatment facilities as defined in section 49-1201.

(p) An on-site single-family household waste composting facility.

(q) A site at which five hundred or fewer waste tires are stored.

(r) A site at which mining industry off-road waste tires are stored or are disposed of as prescribed by rules in effect on February 1, 1996, until the director by rule determines that on-site recycling methods exist that are technically feasible and economically practical.

(s) A site at which underground piping, conduit, pipe covering or similar structures are abandoned in place in accordance with applicable state and federal laws.

(t) An advanced recycling facility that converts recovered feedstocks to manufacture raw materials and intermediate and final products.

47. "Solid waste landfill":

(a) Means a facility, area of land or excavation in which solid wastes are placed for permanent disposal.

(b) Does not include a land application unit, surface impoundment, injection well, coal combustion residuals landfill, compost pile or waste pile or an area containing ash from the on-site combustion of coal that does not contain household waste, household hazardous waste or conditionally exempt small quantity generator waste.

48. "Solid waste management" means the systematic administration of activities that provide for the collection, source separation, storage, transportation, transfer, processing, treatment or disposal of solid waste in a manner that protects public health and safety and the environment and prevents and abates environmental nuisances.

49. "Solid waste management plan" means the plan that is adopted pursuant to section 49-721 and that provides guidelines for the collection, source separation, storage, transportation, processing, treatment, reclamation and disposal of solid waste in a manner that protects public health and safety and the environment and prevents and abates environmental nuisances.

50. "Solvolysis":

(a) Means a manufacturing process through which post-use polymers are purified with the aid of solvents, allowing additives and contaminants to be removed and producing polymers capable of being recycled or reused without first being reverted to a monomer.

(b) Includes hydrolysis, aminolysis, ammonoloysis, methanolysis and glycolysis.

51. "Storage" means the holding of solid waste.

52. "Transfer facility":

(a) Means a site that is owned, operated or used by any person for the rehandling or storage for ninety days or less of solid waste that was generated off site for the primary purpose of transporting that solid waste.

(b) Includes those facilities that include significant solid waste transfer activities that warrant the facility’s regulation as a transfer facility.

53. "Treatment" means any method, technique or process used to change the physical, chemical or biological character of solid waste so as to render that waste safer for transport, amenable for processing, amenable for storage or reduced in volume.

54. "Vegetative waste":

(a) Means waste derived from plants, including tree limbs and branches, stumps, grass clippings and other waste plant material.

(b) Does not include processed lumber, paper, cardboard and other manufactured products that are derived from plant material.

55. "Waste pile" means any noncontainerized accumulation of solid, nonflowing waste that is used for treatment or storage.

56. Waste tire does not include tires used for agricultural purposes as bumpers on agricultural equipment or as ballast to maintain covers at an agricultural site, or any tire disposed of using any of the methods in section 44-1304, subsection D, paragraphs 1, 2, 3, 5 through 8 and 11 and means any of the following:

(a) A tire that is no longer suitable for its original intended purpose because of wear, damage or defect.

(b) A tire that is removed from a motor vehicle and is retained for further use.

(c) A tire that has been chopped or shredded.

57. "Waste tire facility" means a solid waste facility at which five thousand or more waste tires are stored outdoors on any day.