Specific prohibitions and requirements.
El Paso City Code § 15.20.090
in effect15.20.090 - Specific prohibitions and requirements.
A. The specific prohibitions and requirements in this section are within but do not limit the general prohibition of all the discharges prohibited by the general prohibition in Section 15.20.080.
B. No person shall introduce or cause to be introduced into the MS4 any discharge that causes or contributes to causing the city to violate a water quality standard, the city's NPDES permit, or any state-issued discharge permit for discharges from its MS4.
C. No person shall release or cause, allow, or permit to be introduced any of the following substances into the MS4 nor the waters within the jurisdiction of the city such that the substance may enter the air or groundwater:
1. Any used motor oil, antifreeze, or any other motor vehicle fluid;
2. Any industrial waste;
3. Any hazardous waste, including hazardous household waste;
4. Any domestic sewage or septic tank waste, grease trap waste, or grit trap waste;
5. Any wastewater from a commercial carwash facility; from any commercial vehicle washing, cleaning, or maintenance at any new or used automobile or other vehicle dealership, rental agency, body shop, repair shop, or maintenance facility;
6. Any wastewater from the commercial washing, cleaning, de-icing, or other maintenance of aircraft;
7. Any wastewater from a commercial mobile power washer or from the washing or other cleaning of building exterior where the wastewater contains any harmful cleaning substance;
8. Any wastewater from commercial floor, rug, or carpet cleaning;
9. Any wastewater from the washdown or other cleaning of pavement that contains any harmful quantity of any cleaning substance; or any wastewater from the washdown or other cleaning of any pavement where any spill, leak, or other release of oil, motor fuel, or other petroleum or hazardous substance has occurred, unless all harmful quantities of such released material have been previously removed;
10. Any effluent from a cooling tower, condenser, compressor, emissions scrubber, emissions filter, or the blowdown from a boiler;
11. Any ready-mixed concrete, mortar, ceramic, or asphalt base material or hydromulch material, or from the cleaning of commercial vehicles or equipment containing, or used in transporting or applying, such material;
12. Any filter backwash from a swimming pool, fountain, or spa;
13. Any swimming pool or spa water;
14. Any discharge from water line disinfection by superchlorination or other means if it contains any harmful quantity of chlorine or any other chemical used in line disinfection;
15. Any water from a water curtain in a spray room used for painting vehicles or equipment;
16. Any contaminated runoff from a vehicle wrecking yard;
17. Any substance or material that will damage, block, or clog the MS4;
18. Any release from a petroleum storage tank (PST), or any leachate or runoff from soil contaminated by a leaking PST, or any discharge of pumped, confined, or treated wastewater from the remediation of any such PST release, unless the discharge complies with all state and federal standards and requirements.
D. No person shall introduce or cause to be introduced into the MS4 or waters within the jurisdiction of the city any harmful quantity of sediment, silt, earth, soil, or other material associated with clearing, grading, excavation or other construction activities, or associated with landfilling or other placement or disposal of soil, rock, or other earth materials, in excess of what could be retained on site or captured by employing sediment and erosion control measures to the maximum extent practicable under prevailing circumstances.
E. No person shall connect a line conveying sanitary sewage, domestic or industrial, to the MS4, or allow such a connection to continue.
F. Regulation of Pesticides, Herbicides, and Fertilizers.
1. Any sale, distribution, application, labeling, manufacture, transportation, storage, or disposal of a pesticide, herbicide, or fertilizer must comply fully with all state and federal statutes and regulations including, without limitation, the Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) and all federal regulations promulgated pursuant to FIFRA; Chapters 63, 75, and 76 of the Texas Agriculture Code and all state regulations promulgated pursuant thereto; and any other state or federal requirement.
2. No person shall use or cause to be used any pesticide or herbicide contrary to any directions for use on any labeling required by state or federal statute or regulation.
3. No person shall dispose of, discard, store, or transport a pesticide, herbicide, or fertilizer, or a pesticide, herbicide, or fertilizer container, in a manner that the person knows, or reasonably should know, is likely to cause, or does cause, a harmful quantity of the pesticide, herbicide, or fertilizer to enter the MS4 or waters of the United States.
G. Used Oil Regulation.
1. No person shall:
a. Discharge used oil into the MS4 or a sewer, drainage system, septic tank, surface water, groundwater, or watercourse;
b. Knowingly mix or commingle used oil with solid waste that is to be disposed of in a landfill or knowingly directly dispose of used oil on land or in all landfill or knowingly discharge used oil onto the ground;
c. Introduce used oil into the environment by any method, including application of used oil to a road or land for dust suppression, weed abatement, or other similar use.
2. A retail dealer who annually sells directly to the public more than five hundred gallons of oil in containers for use off-premises shall post in a prominent place a sign provided by the state informing the public that improper disposal of used oil is prohibited by law. The sign shall prominently display the toll-free telephone number of the state used oil information center.
(Ord. 13477 § 1 (part), 1998)
Source: City of El Paso, City Code and City Charter (Municode Library, library.municode.com)URL: https://library.municode.com/tx/el_paso/codes/code_of_ordinances?nodeId=TIT15PUSE_CH15.20STMA_15.20.090SPPRREFetched: 10/28/2026