(a) “Administrator” means the Administrator of the U.S. Environmental Protection Agency or the administrator’s designee.

(b) “Board” means the Mississippi State Board of Health.

(c) “Community public water system” means a public water system serving at least fifteen (15) individual service connections used by year-round consumers or regularly servicing at least twenty-five (25) individual consumers year-round.

(d) “Construction” means any placement, assembly or installation of facilities or equipment, including contractual obligations to purchase those facilities or equipment, at the location where the equipment will be used, including any preparation work at any location.

(e) “Contaminant” means any physical, chemical, biological or radiological substance or matter in water.

(f) “Cross connection” means any direct interconnection between a public water system and a non-public water system or other source which may result in the contamination of the drinking water provided by the public water system.

(g) “Department” means the Mississippi State Department of Health.

(h) “Director” means the State Health Officer or the health officer’s designee.

(i) “Federal act” means the Safe Drinking Water Act of 1974, as amended, principally codified as 42 U.S.C.S. Section 300f et seq.

(j) “Federal agency” means any department, agency or instrumentality of the United States.

(k) “Interested party” means any person claiming an interest in the water system operation that is the subject of the hearing and who may be affected by the water system.

(l) “Maximum contaminant level” means the maximum permissible level of a contaminant in water which is delivered to any user of a public water system.

(m) “Municipality” means a city, town, village or other public body created by state law, or an Indian tribal organization authorized by law.

(n) “National primary drinking water regulations” means primary drinking water regulations promulgated by the administrator under the federal act.

(o) “Nontransient, noncommunity public water system” means a public water system that is not a community water system and that regularly serves at least twenty-five (25) of the same persons over six (6) months per year.

(p) “Person” means an individual, corporation, company, association, partnership, municipality or federal agency.

(q) “Public water system” means a system for providing to the public piped water for human consumption through pipes or other constructed conveyances if the system has at least fifteen (15) service connections or regularly serves at least twenty-five (25) individuals. The term includes but is not limited to:

(i) Any collection, treatment, storage and distribution facilities under control of the operator of the system and used primarily in connection with the system; and

(ii) Any collection or pre-treatment storage facilities not under the control which are used primarily in connection with the system.

(r) “Semi-public water system” means a system for the provision to the public of water for human consumption through pipes or other constructed conveyances if the system has more than one but less than fifteen (15) service connections.

(s) “Supplier of water” means any person who owns, or controls a public water system.

(t) “Violator” means a public water system, an officer or director of a public water system, an operator, certified or otherwise, or any other person designated by a public water system or the department as the official responsible for the operation of a public water system.