The following words and terms used in this subchapter shall have the following meanings unless the context clearly indicates otherwise.

1. (1) Agronomic Rate--The wastewater application rate designed:

   1. (A) to provide the amount of nitrogen needed by the crop or vegetation grown on the land; and
   2. (B) to minimize the amount of nitrogen in the wastewater that passes below the root zone of the crop or vegetation grown on the land to the ground water.
2. (2) Edwards Aquifer--That portion of an arcuate belt of porous, water-bearing limestones composed of the Comanche Peak, Edwards, and Georgetown formations trending from west to east to northeast through Kinney, Uvalde, Medina, Bexar, Comal, Hays, Travis, and Williamson Counties. (See Chapter 313 of this title (relating to Edwards Aquifer).)
3. (3) Existing Facilities--Commercial livestock trailer cleaning facilities in active operation prior to January 5, 1996.
4. (4) Facility Wastewater--Any livestock trailer cleaning wastewater collected for treatment and disposal at a commercial facility, in accordance with the requirements of this subchapter.
5. (5) Grab Sample--An individual sample collected in less than 15 minutes.
6. (6) Livestock Trailer Cleaning Facilities--Facilities which provide means to remove, contain, treat and dispose of wastes from livestock trailers.
7. (7) New Facilities--Commercial livestock trailer cleaning facilities not defined in this section as existing facilities.
8. (8) Publicly Owned Treatment Works or "POTW"--A treatment works owned by a state or municipality, which includes any device or system used in the storage, treatment, recycling, and reclamation of municipal sewage or industrial wastes of a liquid nature. This definition includes sewers, pipes or other conveyances only if they convey wastewater to a POTW providing treatment. This term also means the municipality which has jurisdiction over indirect discharges to and discharges from such a treatment works.
9. (9) Recharge Zone--Generally, that area where the Edwards and associated limestones crop out in Kinney, Uvalde, Medina, Bexar, Comal, Hays, and Williamson Counties and the outcrops of other formations in proximity to the Edwards limestone, where faulting and fracturing may allow recharge of the surface waters to the Edwards Aquifer, and the area in Uvalde County within 500 feet of the Nueces, Dry Frio, Frio, and Sabinal Rivers downstream from the northern Uvalde County line to the recharge zone as otherwise delineated on official maps located in the offices of the commission and the Edwards Underground Water District. (See Chapter 313 of this title (relating to Edwards Aquifer).)
10. (10) Registrant--An individual or entity authorized by the executive director to dispose of wastewater from commercial facilities associated with the handling of waste from livestock trailer cleaning under the terms and requirements of this subchapter.
11. (11) Storm water--Storm water runoff, snow melt runoff, surface runoff, and drainage.

Source Note:The provisions of this §321.252 adopted to be effective July 26, 1996, 21 TexReg 6637.