As used in this subchapter, unless the context otherwise requires:
(1) “Commission” means the Arkansas Pollution Control and Ecology Commission or its successor;
(2) [Repealed.]
(3) “License” means a certificate of competency issued by the Division of Environmental Quality to operators who have met the requirements of the licensing program;
(4) “Licensing committee” means the committee of operators and technicians established in this subchapter to assist and advise the division in the examining and licensing of operators;
(5)
(A) “Operator” means any person who is in responsible charge of the operation of a wastewater treatment plant, in whole or in part, and who, during the performance of his or her regular duties, exercises individual judgment which directly or indirectly may affect the proper operation of the wastewater treatment plant.
(B) “Operator” shall not be deemed to include an official solely exercising general administrative supervision; and
(6) “Wastewater treatment plant” means any plant, disposal field, lagoon, pumping station, or other works:
(A) That use chemical or biological processes for:
(i) Treating, stabilizing, or disposing of sewage, industrial wastewaters, or other wastewaters; or
(ii) The reduction and handling of sludge removed from such wastewater; and
(B) From which:
(i) A discharge to the waters of the state occurs; or
(ii) Municipal wastewater is land-applied.