Illinois Administrative Code › Title 35 - ENVIRONMENTAL PROTECTION › Part 380 - PROCEDURE FOR THE CERTIFICATION OF OPERATORS OF WASTEWATER TREATMENT WORKS › Subpart A - INTRODUCTION › Section 380.105 - Definitions

Current through Register Vol. 48, No. 28, July 12, 2024
"Activated Sludge" means sludge floc produced in raw or
				  settled wastewater by the growth of zoogleal bacteria and other organisms in
				  the presence of dissolved oxygen and accumulated in sufficient concentration by
				  returning floc previously formed;
"Act" means the Illinois Environmental Protection Act [ 415
				  ILCS 5 ];
"Activated Sludge Process" means a biological wastewater
				  treatment process in which a mixture of wastewater and activated sludge is
				  agitated and aerated. The activated sludge is subsequently separated from the
				  treated wastewater by sedimentation and wasted or returned to the process as
				  needed;
"Agency" means the Illinois Environmental Protection
				  Agency;
"Board" means the Illinois Pollution Control Board;
"Board of Certification" means the 10 Board of Certification
				  members composed of an Agency employee, one representative from each of the 4
				  Sections, a representative of municipal government, a representative of
				  sanitary districts, 2 representatives of the Metropolitan Sanitary District of
				  Greater Chicago, and a representative of industry;
"Certificate" means a certificate of technical
				  competency;
"Certificate of Technical Competency" or "Certificate" means
				  a certificate issued by the Agency attesting that a wastewater treatment works
				  operator has fulfilled the requirements for a given class of
				  certification;
"Certified Operator" means an operator who holds a
				  Certificate of Technical Competency issued by the Agency pursuant to this
				  Part;
"Chief Wastewater Operator" means an individual designated by
				  the treatment works as the chief wastewater operator;
"Collection System" means a network of pipes, manholes,
				  cleanouts, traps, siphons, lift stations, and other structures used to collect
				  all wastewater and wastewater-carried wastes of an area and transport them to a
				  wastewater treatment works or disposal system;
"Contract Operator" means an operator certified pursuant to
				  this Part who operates or supervises the operation of a wastewater treatment
				  works by contractual agreement with the owner;
"DAF" or"design average flow" means the average of the daily
				  volumes to be received for a continuous 12-month period of the design
				  year;
"Director" means the Director of the Illinois Environmental
				  Protection Agency;
"Facility" means a treatment works or pretreatment
				  works;
"Fixed-film Process" means the biological treatment processes
				  in which the microorganisms responsible for the conversion of organic matter in
				  wastewater to gases and cell tissue are attached to some inert media, such as
				  rocks, slag, or specially designed ceramic or plastic materials. Fixed-film
				  process includes trickling filters and rotating biological contactors but
				  excludes sand filters;
"Hearing" is a hearing held after notice to interested
				  persons or parties, during which testimony is taken by oath or affirmation and
				  a verbatim record of all testimony is kept.
"Hearing Officer" is a person duly designated as a Hearing
				  Officer by the Director to preside over the hearing.
"High School Equivalent" means possession of a General
				  Education Development (GED) certificate;
"Lagoon" means a pond containing raw or partially treated
				  wastewater in which aerobic and/or anaerobic stabilization occurs;
"MGD" means millions of gallons per day;
"Operator" means a wastewater operator;
"Pretreatment Works" means a treatment works designed and
				  intended for the treatment of wastewater from an indirect discharge or
				  industrial user as defined in 40 CFR 403, before introduction into a sewer
				  system tributary to a publicly owned or publicly regulated treatment
				  works;
"Primary Treatment" means the removal, usually by
				  sedimentation, of a substantial amount of suspended matter but little or no
				  removal of colloidal or dissolved matter;
"Section" means the geographical regions designated as
				  Northeastern, Northwestern, Central and Southern as indicated in Appendix
				  A;
"Treatment Works" means individually or collectively those
				  constructions or devices (except sewers, and except constructions or devices
				  used for the pretreatment of wastewater prior to its introduction into publicly
				  owned or regulated treatment works) used for collecting, pumping, treating, or
				  disposing of wastewaters or for the recovery of byproducts from such
				  wastewater;
"Wastewater" means sewage, industrial waste, or other waste,
				  or any combination of these, whether treated or untreated, plus any admixed
				  land runoff;
"Wastewater Course" means a course approved by the Agency on
				  wastewater collection, treatment, operations, maintenance, management, or any
				  other courses related to wastewater treatment;
"Wastewater Operator" means any individual trained in the
				  treatment of wastewater who has the practical working knowledge of the
				  chemical, biological and physical sciences essential to the practical mechanics
				  of wastewater treatment and who is capable of conducting and maintaining
				  wastewater treatment processes in a manner which is safe.