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🌍 Environmental Rules/Stormwater Management

Stormwater Management: Long Beach vs Santa Monica

How do stormwater management rules compare between Long Beach, CA and Santa Monica, CA?

Long Beach and Santa Monica have similar restriction levels.

Long Beach, CA

Los Angeles County

Heavy Restrictions

Long Beach's stormwater program under LBMC Ch. 8.96 prohibits non-stormwater discharge. Low Impact Development (LID) is required for projects adding 500+ sq ft. NPDES compliance is mandatory for all construction and development.

View full Long Beach rules β†’

Santa Monica, CA

Los Angeles County

Heavy Restrictions

Santa Monica operates a stormwater utility under the municipal code with user fees on all parcels. The city promotes runoff conservation and sustainable management for water sustainability. LID and stormwater harvesting are strongly encouraged.

View full Santa Monica rules β†’

Key Facts Comparison

FactLong BeachSanta Monica
LID Threshold500 sq ft or more-
CodeLBMC Ch. 8.96, Ch. 18.74-
Non-StormwaterDischarge prohibited-
Federal LawClean Water Act NPDES-
Stormwater Utility-User fee on all parcels
Runoff Conservation-SMMC Ch. 7.10
LID-Encouraged for all development
Water Sustainability-Rainwater/stormwater reuse promoted

Highlighted rows indicate differences between cities.

Long Beach FAQ

Do I need a stormwater plan for my project?

Generally required for new construction and major renovations that increase impervious surface area. Small residential projects may be exempt.

What is an illicit discharge?

Any non-stormwater substance entering the storm drain system, including paint, oil, chemicals, or sediment. Report violations to Long Beach public works.

Santa Monica FAQ

Do I need a stormwater plan for my project?

Generally required for new construction and major renovations that increase impervious surface area. Small residential projects may be exempt.

What is an illicit discharge?

Any non-stormwater substance entering the storm drain system, including paint, oil, chemicals, or sediment. Report violations to Santa Monica public works.

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