§ 86.166. General requirements.

(a)

Graywater is defined as wastewater from:

(1)

Showers;

(2)

Bathtubs;

(3)

Hand washing lavatories;

(4)

Sinks not used for disposal of hazardous or toxic ingredients;

(5)

Sinks not used for food preparation or disposal; and

(6)

Clothes-washing machines.

(b)

Graywater does not include wastewater from the washing of material, including diapers, soiled with human excreta or wastewater that has come into contact with toilet waste.

(c)

Builders of private residences:

(1)

Are encouraged to install dedicated graywater plumbing in new residences in a manner that provides the capacity to collect graywater from all allowable sources; and

(2)

Are encouraged to design and install a subsurface graywater system around the foundation of new housing to minimize foundation movement or cracking.

(d)

Design, construction, and operation of a graywater system, including storage and disposal systems, must comply with 30 TAC §210 Subchapter F, this division and requirements of the city's adopted plumbing code.

(e)

All graywater systems must be reviewed and approved by the chief building official, and permitted through the city's permit center prior to installation.

(Ord. No. 2010-39, § 1, 8-3-10)