(1) "Applicant" means a person who submits plans and specifications for approval pursuant to this part.

(10) "Maximum contaminant level" "Industrial waste" means any waste substance from the maximum permissible level processes of business or industry or from the development of a contaminant in water natural resource, together with any sewage that is delivered to a user of a public

(11) "Other waste" "Maximum contaminant level" means garbage, municipal refuse, decayed wood, sawdust, shavings, bark, lime, sand, ashes, offal, night soil, oil, the maximum permissible level of a contaminant in water that is delivered to a user grease, tar, heat, chemicals, dead animals, sediment, wrecked or discarded equipment, radioactive materials, solid waste, of a public water supply system. and all other substances that may pollute state waters.

(12) "Person" "Other waste" means an individual, firm, partnership, company, association, corporation, city, town, local government entity, federal agency, or garbage, municipal refuse, decayed wood, sawdust, shavings, bark, lime, sand, ashes, offal, night soil, oil, any other governmental grease, tar, heat, chemicals, dead animals, sediment, wrecked or private entity, whether organized for profit or not. discarded equipment, radioactive materials, solid waste, and all other substances that may pollute state waters.

(13) "Person" means an individual, firm, partnership, company, association, corporation, city, town, local government entity, federal agency, or any other governmental or private entity, whether organized for profit or not.

(13) (a) "Pollution" means contamination or other alteration of the physical, chemical, or biological properties of state waters that exceeds that which is permitted by Montana water quality standards, including but not limited to standards relating to change in temperature, taste, color, turbidity, or odor or the discharge or introduction of a liquid, gaseous, solid, radioactive, or other substance into state water that will or is likely to create a nuisance or render the waters harmful, detrimental, or injurious to public health, recreation, safety, or welfare, to livestock, or to wild animals, birds, fish, or other wildlife.

(b) A discharge that is authorized under the pollution discharge permit rules of the board is not pollution under this chapter.

(14) "Public sewage system" means a system of collection, transportation, treatment, or disposal of sewage that serves 15 or more families or 25 or more persons daily for any 60 or more days in a calendar year.

(14) (a) "Pollution" means contamination or other alteration of the physical, chemical, or biological properties of state waters that exceeds that which is permitted by Montana water quality standards, including but not limited to standards relating to change in temperature, taste, color, turbidity, or odor or the discharge or introduction of a liquid, gaseous, solid, radioactive, or other substance into state water that will or is likely to create a nuisance or render the waters harmful, detrimental, or injurious to public health, recreation, safety, or welfare, to livestock, or to wild animals, birds, fish, or other wildlife.

(b) A discharge that is authorized under the pollution discharge permit rules of the board is not pollution under this chapter.

(15) "Public water supply sewage system" means a system for the provision of water for human consumption from a community well, water hauler for cisterns, water bottling plant, collection, transportation, treatment, water dispenser, or other water supply disposal of sewage that has at least 15 serves service connections 15 or that regularly serves at least 25 more families persons or 25 daily or for more persons daily for any 60 or more days in a calendar year.

(16) "Reclaimed wastewater" "Public water supply system" means wastewater that is treated by a public sewage system for reuse the provision of water for private, public, or commercial purposes. human consumption from a community well, water hauler for cisterns, water bottling plant, water dispenser, or other water supply that has at least 15 service connections or that regularly serves at least 25 persons daily for any 60 or more days in a calendar year.

(17) "Safe Drinking Water Act" "Reclaimed wastewater" means 42 U.S.C. 300f and regulations set forth in 40 CFR, parts 141 and 142. wastewater that is treated by a public sewage system for reuse for private, public, or

(18) "Sewage" "Safe Drinking Water Act" means water-carried waste products from residences, public buildings, institutions, or other buildings, including discharge from human 42 U.S.C. 300f beings, together with ground water infiltration and surface water present. regulations set forth in 40 CFR, parts 141 and 142.

(19) "Source water protection program" "Sewage" means a program administered by the department to certify source water protection delineation and assessment reports water-carried waste products from residences, public buildings, institutions, or other buildings, including discharge from human beings, together with ground and water source infiltration water and protection plans and to

(2) "Board" means the board of environmental review provided for in 2-15-3502.

(20) "State waters" "Source water protection program" means a body of water, irrigation system, or drainage system, either surface or underground. program administered by the department to certify source water protection delineation and assessment reports and source water protection plans and to review source water protection ordinances.

(21) "Transient noncommunity water system" "State waters" means a public water supply system that is not a community water system and that does not body regularly serve at least 25 of the same persons for at least 6 months a year. water, irrigation system, or drainage system, either surface or underground.

(22) "Transient noncommunity water system" means a public water supply system that is not a community water system and that does not regularly serve at least 25 of the same persons for at least 6 months a year.

(3) "Certified source water protection area" means an area certified by the department that identifies the surface and subsurface area surrounding a source of water for a public water supply system through which contaminants may move toward and reach the source of supply.

(4) "Community water system" means a public water supply system that serves at least 15 service connections used by year-round residents or that regularly serves at least 25 year-round residents.

(5) "Contamination" means impairment of the quality of state waters by sewage, industrial waste, or other waste creating a hazard to human health.

(6) "Cross-connection" means a connection between a public water supply system and another water supply system, either public or private, or a wastewater or sewerline or other potential source of contamination so that a flow of water into or contamination of the public water supply system from the other source of water or contamination is possible.

(7) "Department" means the department of environmental quality provided for in 2-15-3501.

(8) "Drainage" means rainfall, surface, and subsoil water.

(9) "Industrial waste" "Eligible county water and/or sewer district" means any waste substance from the processes of business or a industry county water district, or a from the development of county sewer district, or a natural resource, together with any sewage that may be present.

(a) is incorporated under 7-13-2203;

(b) is operated in compliance with the discharge permitting requirements of Title 75, chapter 5, and this chapter; and

(c) employs or retains a professional engineer.

Definitions

As used in this part, unless the context clearly indicates otherwise, the following definitions apply: