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Water Use Rules

Water Use Rules in San Jose, CA: What Residents Actually Need to Know

By CityRuleLookup Editorial Team

If you live in San Jose or are thinking about moving there, water use rules are one of those things you probably won't think about until they affect you directly. San Jose has 2 specific rules on the books covering different aspects of water use rules, and some of them might surprise you.

Leak Reporting Duty

San Jose owners and managers must start repairing leaking or broken water pipes, faucets, fixtures, sprinklers or irrigation systems within five working days of discovering the problem, as a standing water-waste rule.

Key details: Standing deadline to start repair: 5 working days. Water-shortage deadline (40%+ shortage): 48 hours. Applies to: owner, manager, or responsible operator. Covers: pipes, faucets, fixtures, sprinklers, irrigation. Enforcing rule: SJMC § 1.08.010 general penalty.

Violation of Title 15's water-waste rules is enforced under the city's general penalty, Municipal Code § 1.08.010: a misdemeanor punishable by up to a $1,000 fine and/or six months in jail, unless charged as an infraction ($100 first offense, $200 second, $500 third within a year, then misdemeanor on a fourth). Each day the leak goes unrepaired past the deadline is a separate offense.

Recycled Water Rules

San Jose requires any landscape irrigation system supplied with recycled water to run on its own meter, separate from the potable water supply, and to have zero on-site cross-connections between the two systems.

Key details: Governing chapter: SJMC Chapter 15.11. Separate meter: Required from potable supply. Cross-connections: Prohibited on-site. Plant choice: Must tolerate soil salinity.

Cross-connecting a recycled water irrigation line to the potable supply, or installing it without a separate meter, breaches SJMC § 15.11.1000 and can hold up the Certificate of Completion required before occupancy.

The Bottom Line

San Jose's water use rules rules are a mixed bag. Some areas are strict, others are relaxed, and the details matter. The best approach is to check the specific rule that applies to your situation rather than assuming San Jose is broadly strict or permissive.

This guide is based on San Jose's current municipal code. Local rules can and do change, so check the individual ordinance pages for the latest details, penalties, and FAQs.