Water Restrictions: Carson vs Santa Monica
How do water restrictions rules compare between Carson, CA and Santa Monica, CA?
Carson and Santa Monica have similar restriction levels.
Carson, CA
Los Angeles County
Carson is served primarily by Cal Water (California Water Service) Hermosa-Redondo / Dominguez districts and Golden State Water, all of which enforce statewide water-waste prohibitions under SWRCB Resolution and CCR Title 23 §§963–967. New and rehabilitated landscapes ≥500 sq ft must comply with the Model Water Efficient Landscape Ordinance (MWELO, CCR Title 23 §§490–495).
View full Carson rules →Santa Monica, CA
Los Angeles County
Santa Monica has strict water conservation rules. Spray irrigation is prohibited 10 AM-4 PM daily. The Water Neutrality Ordinance (SMMC §7.16.050) requires new development to offset water demand. New sprinkler systems are banned for existing landscapes.
View full Santa Monica rules →Key Facts Comparison
| Fact | Carson | Santa Monica |
|---|---|---|
| Statewide rules | CCR Title 23 §967 (water-waste prohibitions, permanent) | - |
| Landscape standard | MWELO — CCR Title 23 §§490–495, applies to ≥500 sq ft new/rehab | - |
| Water providers | Cal Water + Golden State Water serve Carson | - |
| Max fine | $500/day for water-waste violations | - |
| Spray Irrigation | - | Prohibited 10 AM - 4 PM |
| Water Neutrality | - | SMMC §7.16.050 |
| New Sprinklers | - | Banned for existing landscapes |
| New Development | - | Must offset water demand |
Highlighted rows indicate differences between cities.
Carson FAQ
Are there day-of-week watering restrictions in Carson?
Watering schedules are set by the water purveyor (Cal Water or Golden State Water) under SWRCB drought stages, not by Carson Municipal Code. Check your bill insert or utility website for current stage.
Does MWELO apply to my home landscape remodel?
Yes — any new or rehabilitated landscape ≥500 sq ft (including residential) on a project requiring a permit must submit a MWELO Landscape Documentation Package.
Santa Monica FAQ
What are the lawn watering restrictions in Santa Monica?
Santa Monica has strict water conservation rules. Spray irrigation is prohibited 10 AM-4 PM daily. The Water Neutrality Ordinance (SMMC §7.16.050) requires new development to offset water demand. New sprinkler systems are banned for existing landscapes.
Are there drought watering rules in Santa Monica?
Spray Irrigation: Prohibited 10 AM - 4 PM. Water Neutrality: SMMC §7.16.050. New Sprinklers: Banned for existing landscapes. New Development: Must offset water demand.
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