MS4 Protection
San Diego Municipal Code § 43.0309
in effect§43.0309 MS4 Protection
Any person owning or occupying a premises through which the MS4 passes shall:
(a) Keep and maintain that part of the premises reasonably free of trash, debris and other obstacles which would pollute, contaminate, or retard the flow of water through the MS4; and
(b) Maintain existing structures within or adjacent to the MS4 so that those structures will not become a hazard to the use, function, or physical integrity of the MS4.
(“Containment and Notification of Spills” renumbered to Sec. 43.0308; “Stormwater Conveyance System Protection” renumbered from Sec. 43.0310, retitled and amended 9–10–2001 by O–18975 N.S.)
(Retitled to “MS4 Protection” and amended 7-16-2015 by O-20516 N.S.; effective 8-15-2015.)
Source: City of San Diego Office of the City Clerk, San Diego Municipal Code and City Charter (docs.sandiego.gov PDFs)URL: https://docs.sandiego.gov/municode/MuniCodeChapter04/Ch04Art03Division03.pdf#page=10Fetched: 10/28/2026