The following words and terms, when used in this subchapter, have the following meanings unless the context clearly indicates otherwise.
  (1) Blowdown--The discharge of recirculating water for the purpose of discharging materials contained in the water, the further buildup of which would cause concentration in amounts that could damage or impair machinery, equipment, or systems.
  (2) CFR--Code of Federal Regulations.
  (3) Commingled wastewater--Industrial wastewater that contains any amount of domestic wastewater.
  (4) Containing--When the pollutant(s) of concern are measured at levels that exceed the minimum analytical level.
  (5) Discharge--The release or disposal of waste into or adjacent to any water in the state that in itself or in conjunction with any other discharge or activity causes, continues to cause, or will cause pollution of any of the water in the state.
  (6) Dioxins and furans--Tetra, penta, hexa, hepta, and octa-chlorinated dibenzo dioxins and furans.
  (7) End use--Landscape irrigation, soil compaction, dust suppression, impoundment maintenance, or industrial wastewater that is otherwise land applied in accordance with all applicable regulations.
  (8) Industrial reclaimed water--Any industrial wastewater which has been treated, if necessary, to a quality suitable for land application for beneficial use.
  (9) Industrial wastewater--A non-domestic or non-municipal wastewater.
  (10) Land application--The discharge of waste adjacent to water in the state.
  (11) MGD--Million gallons per day.
  (12) Minimum analytical level (MAL)--The lowest concentration at which a particular substance can be quantitatively measured in the matrix of concern (i.e., wastewater) with a defined precision level, using approved analytical methods.
  (13) Non-contact cooling water--Water used for cooling which does not come into direct contact with any raw material, intermediate product, waste product, by-product, or finished product.
  (14) On-site--The use of industrial reclaimed water within the boundaries of the industrial facility or within the boundaries of property that is contiguous to the facility and owned or operated by the producer.
  (15) Once-through cooling water--Water passed through main cooling condensers in one or two passes for the purpose of removing waste heat.
  (16) Playa lake--A shallow (generally less than one meter deep), isolated, naturally ephemeral approximately circular lake located in an enclosed basin in the High Plains and West Central Plains areas of the state.
  (17) POTW--Publicly-owned treatment works.
  (18) Priority pollutants--The pollutants as listed in 40 CFR Part 122, Appendix D, Tables 2 and 3, plus 2,3,7,8-Tetrachlorodibenzo-p-dioxin and asbestos.
  (19) Process wastewater--Any water which, during manufacturing or processing, comes into direct contact with or results from the production or use of any raw material, intermediate product, finished product, byproduct, or waste product.
  (20) Producer--A person who produces industrial reclaimed water as identified in this subchapter.
  (21) SU--Standard units.
  (22) Tail water--The runoff of irrigation water from the lower end of an irrigated field.

Source Note: The provisions of this §210.52 adopted to be effective December 11, 2002, 27 TexReg 11611