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Title 15 — PUBLIC UTILITIES

Part 2 — WATER WASTE PREVENTION

San Jose Municipal Code · 2026-09 edition · updated 2026-09-29 · San Jose

15.10.200 - Water waste prevention.

A.

The regulations in this part are intended to be permanent water conservation measures and to apply to the use of water from all sources on an on-going basis.

B.

No person shall waste water from any source nor shall any person allow such water wastage.

C.

No person shall use any water from any source, or continue the use of any water from any source, in any way prohibited by this chapter.

(Ord. 24600.)

Exceptions & meaning →

15.10.210 - Repair of plumbing, sprinkler and irrigation systems.

A.

No owner or manager or other person responsible for the day-to-day operation of any premises shall fail to initiate repair of any leaking, broken or defective water pipes, faucets, plumbing fixtures, other water service appliances, sprinklers, watering or irrigation systems within five (5) working days after the owner, manager or other responsible person knew or should have known of such leaks, breaks or defects.

B.

No owner or manager or other person responsible for the day-to-day operation of any premises shall fail to complete repair of any leaking, broken or defective water pipes, faucets, plumbing fixtures, other water service appliances, sprinklers, watering or irrigation systems, as soon as practical after initiation of such repair.

(Ord. 24600.)

Exceptions & meaning →

15.10.220 - Water run-off prohibited.

A.

No person shall use any water in any manner which results in run-off onto sidewalks, driveways, gutters or streets, except for water used in accordance with Sections 15.10.240 or 15.10.250.

B.

No person shall use any water in any manner which results in run-off beyond the immediate area of use, or the pooling or puddling of water, except for water used in accordance with Sections 15.10.240 or 15.10.250.

(Ord. 24600.)

Exceptions & meaning →

15.10.230 - Food service establishments.

A.

No person shall provide any water to any customer at any food service establishment unless and until the customer requests water.

B.

No person shall use any non-water conserving dish wash spray valve in any food service establishment

(Ords. 24600, 28597.)

Exceptions & meaning →

15.10.235 - Hotels, motels and other lodgings.

The owner and manager of every hotel, motel, inn, guest house, bed and breakfast facility, and every other short-term commercial lodging shall prominently display a written notice in each bathroom of the facility providing customers or guests with the option of helping to conserve water by not having towels and linens laundered daily.

(Ord. 28597.)

Exceptions & meaning →

15.10.240 - Cleaning of structures and surfaces.

No person shall use water through a hose to clean the exterior of any building or any structure or to clean sidewalks, driveways, patios, decks, tennis courts, parking lots or any other exterior paved or hard- surfaced areas, unless such hose is equipped with an automatic positive self-closing valve.

(Ord. 24600.)

Exceptions & meaning →

15.10.250 - Washing of vehicles.

No person shall use any water through a hose to wash any car, truck, boat, trailer, bus, recreational vehicle, camper, or any other vehicle, or any portion thereof, unless such hose is equipped with an automatic positive self-closing valve.

(Ord. 24600.)

Exceptions & meaning →

15.10.255 - Commercial car washes.

No owner, manager or employee of a commercial car wash facility shall use any water to wash, or allow or permit the use of any water to wash, any car, truck, boat, trailer, bus, recreation vehicle, camper or any other vehicle, or any portion thereof, except if such person can demonstrate that such washing is exclusively by one of the following methods:

A.

Use of mechanical automatic car wash facilities utilizing water recycling equipment.

B.

Use of a bucket and handwashing.

C.

Use of a hose equipped with an automatic positive self-closing valve.

(Ord. 24600.)

Exceptions & meaning →

15.10.260 - Building and construction.

No person shall use, permit or allow the use of potable water for building or construction purposes, such as consolidation of backfill or dust control, without a prior approved written exception from the city.

(Ord. 24600.)

Exceptions & meaning →

15.10.270 - Hydrants.

No person, except a water company for the purpose of necessary hydrant or water distribution system maintenance, or under the direction of the city's fire chief for firefighting or fire sprinkler maintenance, shall use, permit or allow the use of any water or flushing of any water from any fire hydrant, without a prior approved written exception from the city.

(Ord. 24600.)

Exceptions & meaning →

15.10.290 - Landscape irrigation.

A.

No person shall use, permit or allow the use of Potable Water to irrigate any outdoor landscaping at any time between the hours of 10:00 a.m. and 8:00 p.m., unless the person using, permitting or allowing the

use of the water is using a bucket, hand-carried container, a hose equipped with an Automatic Positive Self-Closing Valve, or a Drip Irrigation system.

B.

No person shall use, permit or allow the use of Potable Water to irrigate any outdoor landscaping or other vegetated area more than fifteen (15) minutes per day per Station when using a landscape irrigation system. This restriction does not apply to the following:

A hose equipped with an Automatic Positive Self-Closing Valve that is continuously attended;

Landscape irrigation systems that exclusively use very low-flow drip-type irrigation systems when no Emitter produces more than two gallons of water per hour;

Irrigation systems employing weather-based controllers; and

Stream rotor sprinklers that meet a seventy-one percent (71%) efficiency standard.

C.

The restrictions on landscape irrigation contained in this Section do not apply to the following activities or during the following periods of time:

Syringing of golf course greens, golf course tees, lawn bowling greens or lawn tennis courts;

The conduct of a landscape water management audit to provide for the evaluation and adjustment of a landscape irrigation system; or

During plant Establishment Periods as defined in Section 15.11.390 of this Code.

(Ords. 24600, 28597, 29243, 30765.)

Exceptions & meaning →

15.10.295 - Use of reclaimed water.

No person shall use, permit or allow the use of potable water to irrigate any outdoor landscaping, where an irrigation system has been installed to allow for use of reclaimed water and reclaimed water is available to the property for irrigation use.

(Ord. 24600.)

Exceptions & meaning →

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