Exceptions—Allowable discharges.
Memphis Code of Ordinances § 13-40-6
in effectSec. 13-40-6. - Exceptions—Allowable discharges.
The following types of discharges shall not be considered prohibited discharges for the purpose of this chapter unless the director of public works determines that the type of discharge, whether singly or in combination with others, is causing significant contamination of the MS4:
A. Potable water;
B. Potable water line flushing;
C. Uncontaminated water from crawl space, pumps or footing drains;
D. Lawn watering;
E. Residential car and boat washing;
F. Dechlorinated swimming pool water;
G. Materials placed as part of an approved habitat restoration or bank stabilization project;
H. Natural uncontaminated surface water or ground water;
I. Flows from riparian habitats and wetlands;
J. Common practices for water well disinfection; and other discharges as described at 40 CFR 122.26(d)(2)(iv)(B)(1), some of which are described above;
K. Other types of discharges as determined by the director of public works;
L. Unless otherwise prohibited by this chapter, any discharge that could be made directly to waters of the state without a federal or state permit being required.
(Code 1985, § 33-208; Ord. No. 4538, § 1, 11-18-1997)
Source: City of Memphis, Code of Ordinances and Charter and Related Laws (Municode Library, library.municode.com)URL: https://library.municode.com/tn/memphis/codes/code_of_ordinances?nodeId=TIT13PUSE_CH13-40STMAPOCO_ART1GEPR_S13-40-6EXLLDIFetched: 10/28/2026