Water Restrictions: Costa Mesa vs Newport Beach
How do water restrictions rules compare between Costa Mesa, CA and Newport Beach, CA?
Costa Mesa and Newport Beach have similar restriction levels.
Costa Mesa, CA
Orange County
Costa Mesa requires approved irrigation systems for new development under its landscaping standards. Automatically time-controlled sprinklers are required for commercial, industrial, and multi-family sites. Drought restrictions from the Mesa Water District apply.
View full Costa Mesa rules →Newport Beach, CA
Orange County
Newport Beach follows Mesa Water District and Irvine Ranch Water District watering schedules, supplemented by state drought mandates. Outdoor irrigation is limited to specific days and times, and water waste is prohibited year-round.
View full Newport Beach rules →Key Facts Comparison
| Fact | Costa Mesa | Newport Beach |
|---|---|---|
| Irrigation Required | For all landscaped areas | - |
| Auto Timers | Commercial/multi-family required | - |
| Water Provider | Mesa Water District | - |
| New Development | MWELO compliance required | - |
| Water Waste | Prohibited with fines | - |
| Water Providers | - | Mesa Water, Irvine Ranch Water |
| Watering Days | - | Typically 3 days/week |
| No Watering | - | 10 AM – 5 PM |
| Post-Rain Wait | - | 48 hours after measurable rain |
| Turf Rebates | - | Available for lawn removal |
Highlighted rows indicate differences between cities.
Costa Mesa FAQ
What are the water restrictions in Costa Mesa?
Approved irrigation systems are required. Drought restrictions from Mesa Water District apply during emergencies. Water waste including runoff and watering during rain is prohibited.
Do new projects need water-efficient landscaping?
Yes. New development must comply with the Model Water Efficient Landscape Ordinance including water budgets and efficient irrigation under the landscaping standards.
Who provides water to Costa Mesa?
The Mesa Water District serves Costa Mesa and implements drought-stage water restrictions during declared water emergencies.
Newport Beach FAQ
What days can I water my lawn in Newport Beach?
Watering schedules depend on your water provider (Mesa Water District or Irvine Ranch Water District). Contact your provider for current watering day assignments. Generally three days per week are permitted.
Can I water my lawn during the day?
Watering is prohibited between 10 AM and 5 PM to reduce evaporation loss. Water early in the morning or in the evening.
Are there rebates for removing my lawn?
Yes. Both Mesa Water District and Irvine Ranch Water District offer turf replacement rebates for converting traditional lawns to drought-tolerant landscaping.
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