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Earlier editions: 2026-09

Title 22 — SEWERS AND SEWAGE DISPOSAL

Del Mar Municipal Code Ch. 22.20 Private on-Site Sewage Disposal System; Septic Tanks and Cesspools

Del Mar Municipal Code · 2026-10 edition · updated 2026-10-04 · Del Mar

Cite as: Del Mar Municipal Code Chapter 22.20 · Text as of 2026-10-04

22.20.010 - Installation of Septic Tanks and Cesspools; Regulation of Septic Tank and Cesspool Cleaners.

The regulations of the County of San Diego adopted by reference in Chapter 11.04 are incorporated into this Chapter.

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22.20.020 - When Use of Private Disposal System Permitted.

When a public sewer is not located in a public street, alley or easement within 200 feet of the lot on which any building is located, the plumbing and drainage system of such building shall be connected to an approved private subsurface sewage disposal system.

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22.20.030 - Continued Use of Private System When Public Facilities Available.

No person shall maintain a septic tank, settling tank, cesspool or other sub-surface sewage disposal unit or system on any premises when a public sewer is located in a public street, alley or easement within 100 feet of the lot on which any building is located.

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22.20.040 - Approval of Continued Use of Existing Private Disposal Systems.

Where a public sewer is installed within 100 feet of a lot upon which there is located an existing building served by a septic tank, settling tank, cesspool or other subsurface disposal unit or system, the City Engineer may approve the continued use of such subsurface disposal system until such time as he deems that the public health and sanitation require the connection of such building to the public sewer and the discontinuance of the use or maintenance of such subsurface disposal system.

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22.20.050 - Connections Which May Pollute Water Supply—Prohibited.

No person shall install, or permit to be installed, an interconnection between a drinking water supply and any equipment or connection of any kind, class or description which may contain water or liquid or substance unfit for human or domestic consumption.

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22.20.060 - Same—Disconnection of Water Service Unless Condition Abated.

The Director shall make, or cause to be made, inspections to determine if such conditions exist. If such interconnections are discovered, the director shall require the purveyor of water to discontinue water service unless the condition is abated within a reasonable period of time fixed by the director.

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22.20.070 - Same—Sale of Devices for Making Connections.

No device shall be sold in the City which provides such an interconnection as a means of operation unless the water supply is adequately protected.

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22.20.080 - Surface Drainage From Yards or Buildings Into Septic Tanks, etc.

No opening shall be provided in any drainage system or in any septic tank, settling tank, cesspool or other subsurface disposal unit or system for the purpose of receiving the surface drainage from any yard or building.

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22.20.090 - Limitations and Exclusions for Private On-Site Sewage Disposal Systems.

No application for a permit to install or construct a private sewage disposal system for anything other than one- or two-family residential units will be granted.

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22.20.100 - Required Inspection.

The County Health Department shall inspect, or cause to be inspected in a thorough manner, all septic tanks, settling tanks, cesspools and other subsurface sewage disposal units or systems hereafter installed, constructed or reconstructed in the City.

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22.20.110 - City Engineer May Impose More Stringent Regulations; Compliance Required.

Nothing contained in this Chapter shall be construed to prevent the City Engineer from requiring compliance with higher or more stringent requirements or specifications than those contained in this division. For reasons of health and safety, the County Health Department may ask for compliance to more stringent requirements or specifications necessary to maintain a sanitary condition.

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