Oakland, CA Landscaping Rules: Water Restrictions (2026)
Water restrictions in Oakland, CA, also called the watering schedule, outdoor irrigation rules, or drought ordinance, set which days and hours you can run sprinklers or irrigation.
Key Facts
- Triggers compliance
- New landscape ≥500 sq ft
- Rehab threshold
- Rehabilitated landscape ≥2,500 sq ft
- Enforcing office
- Green Building Compliance Officer
- Administering dept
- Planning and Building Department
- Adopted standard
- 2015 State Model WELO
- Required submittal
- Signed landscape documentation package
Summary
Oakland enforces the state Water Efficient Landscaping Ordinance (WELO) through the building permit process. New landscapes of 500+ square feet and rehabilitated landscapes of 2,500+ square feet must meet state irrigation-efficiency and plant-water-use standards before a permit is approved.
WELO applies to any single family or multi-family residential, commercial, industrial and institutional projects that require a permit, plan check, or design review and that meet the following size thresholds: a.New construction projects with total landscape area equal to or greater than five hundred (500) square feet in size. b.Rehabilitated landscape projects with total landscape area of two thousand five hundred (2,500) square feet or larger. ... In addition to the civil penalties provided by pursuant to Oakland Municipal Code Chapter 1.08, a violator shall be liable for such costs, expenses, accruing interest, and disbursements paid or incurred by the City or any of its contractors in correcting, abating, and/or prosecuting such violation pursuant to Oakland Municipal Code Section 15.08.110.
Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: Code of Ordinances: Supplement 102 | Planning Code: Supplement 59).
Full Breakdown
050 sets the size thresholds that trigger compliance: new construction projects with total landscape area of 500 square feet or more, and rehabilitated landscape projects of 2,500 square feet or more, for any single-family, multi-family, commercial, industrial or institutional project that requires a permit, plan check, or design review. Affected applicants must submit a signed landscape documentation package with their permit application and, after installation, a certificate of completion. 34, choosing plants that fit their mature size, and avoiding species on Cal-IPC's Don't Plant A Pest list.
The Planning and Building Department administers the program; the Green Building Compliance Officer is authorized to enforce it and to adopt implementing rules. This is a landscape-design and irrigation-efficiency standard tied to permitting, not a day-of-week watering schedule. Oakland does not set outdoor watering days itself; that authority sits with the local water retailer.
Violations & Fines
OMC 18.01.060 makes it unlawful to construct or renovate a covered landscape in violation of the chapter. Beyond the civil penalties set out in OMC Chapter 1.08, a violator is liable for the City's costs, expenses, accrued interest, and disbursements, including contractor costs, incurred in correcting or abating the violation and prosecuting it under OMC Section 15.08.110. Fees, costs, penalties and interest are set in the Master Fee Schedule and become a charge against the real property and title holder, recoverable through nuisance abatement liens, special assessments, or civil and small-claims court action.
Frequently Asked Questions
Does Oakland set specific outdoor watering days?
What size project triggers WELO review in Oakland?
What happens if a project doesn't comply?
Sources & Official References
Other rules in Oakland
How Oakland compares: Cities with the Strictest Water Restrictions·California rules heatmap·Compare Oakland to another location·View the California landscaping rules overview
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Water Restrictions in Nearby Cities
How other cities in Alameda County handle water restrictions.