(A) No person shall introduce or cause to be introduced into the city drainage system any discharge that poses a reasonable threat to human health or the environment as defined herein or by other applicable law.
(B) Allowable non-stormwater discharges are:
(1) Water line flushing (excluding discharges of hyper-chlorinated water, unless the water is first dechlorinated and discharges are not expected to adversely affect aquatic life);
(2) Runoff or return flow from landscape irrigation, lawn irrigation, and other irrigation utilizing potable water, groundwater, or surface water sources;
(3) Discharges from potable water sources;
(4) Diverted stream flows;
(5) Rising groundwaters and springs;
(6) Uncontaminated groundwater infiltration;
(7) Uncontaminated pumped groundwater;
(8) Foundation and footing drains;
(9) Air conditioning condensation;
(10) Water from crawl space pumps;
(11) Individual residential vehicle washing;
(12) Flows from wetlands and riparian habitats;
(13) Dechlorinated swimming pool discharges;
(14) Street wash water;
(15) Discharges or flows from fire-fighting activities (fire-fighting activities do not include washing of trucks, runoff water from training activities, test water from fire suppression systems, and similar activities);
(16) Other allowable non-stormwater discharges listed in 40 CFR 122.26(d)(2)(iv)(B)(1), as amended;
(17) Non-stormwater discharges that are specifically listed as allowable in the TPDES Multi-Sector General Permit (MSGP) or the TPDES Construction General Permit (CGP);
(18) A discharge from a temporary car wash sponsored by a group organization where only soap and water are used and where efforts are made to minimize pollutants in the discharge; and
(19) Other similar occasional incidental non-stormwater discharges, unless the TCEQ develops permits or regulations addressing these discharges.
(C) There shall be no allowable discharge if the discharge or flow in question has been determined by the DPW to be a source of a pollutant or pollutants to the waters of the US or the city drainage system, written notice of such determination has been provided to the discharger, and the discharge has occurred more than 14 calendar days beyond such notice. The correctness of the DPW’s determination that a discharge is a source of a pollutant or pollutants may be reviewed in any administrative or judicial enforcement proceeding.
(Ord. 785, passed 6-2-2020)