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🌍 Environmental Rules/Stormwater Management

Stormwater Management: Compton vs Santa Clarita

How do stormwater management rules compare between Compton, CA and Santa Clarita, CA?

Compton and Santa Clarita have similar restriction levels.

Compton, CA

Los Angeles County

Some Restrictions

Compton is within the LA County MS4 NPDES permit area. All development must comply with Low Impact Development (LID) standards. Stormwater runoff must be managed on-site where feasible. The LA County Flood Control District oversees regional stormwater infrastructure.

View full Compton rules β†’

Santa Clarita, CA

Los Angeles County

Some Restrictions

Santa Clarita enforces LA County MS4 stormwater permit requirements. New development must manage runoff with LID features. The Santa Clara River watershed is a key concern.

View full Santa Clarita rules β†’

Key Facts Comparison

FactComptonSanta Clarita
MS4 PermitLA County NPDESLA County requirements apply
LID RequiredFor new/redevelopment-
Regional SystemLA County Flood Control District-
BMPsRequired for construction and operations-
LID-Required for new development
Watershed-Santa Clara River
Illicit Discharge-Prohibited

Highlighted rows indicate differences between cities.

Compton 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 Compton public works.

Santa Clarita 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 Clarita public works.

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