1. (a) Graywater is defined as wastewater from:

   1. (1) showers;
   2. (2) bathtubs;
   3. (3) handwashing lavatories;
   4. (4) sinks that are not used for disposal of hazardous or toxic ingredients;
   5. (5) sinks that are not used for food preparation or disposal; and
   6. (6) clothes-washing machines.
2. (b) Graywater does not include wastewater from the washing of material, including diapers, soiled with human excreta or wastewater that has come in contact with toilet waste.
3. (c) Construction of a graywater system, including storage and disposal systems, must comply with this chapter and any more stringent requirements of the local permitting authority. For the purposes of this subchapter, a graywater system begins at the graywater stub-out of a single family dwelling.

Source Note:The provisions of this §285.80 adopted to be effective February 5, 1997, 22 TexReg 1114; amended to be effective June 13, 2001, 26 TexReg 4115; amended to be effective January 6, 2005, 29 TexReg 12204.