Stormwater Management: Long Beach vs Torrance
How do stormwater management rules compare between Long Beach, CA and Torrance, CA?
Torrance has fewer restrictions than Long Beach.
Long Beach, CA
Los Angeles County
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 →Torrance, CA
Los Angeles County
Torrance enforces LA County MS4 stormwater permit requirements. New development must incorporate Low Impact Development features to manage runoff.
View full Torrance rules →Key Facts Comparison
| Fact | Long Beach | Torrance |
|---|---|---|
| LID Threshold | 500 sq ft or more | - |
| Code | LBMC Ch. 8.96, Ch. 18.74 | - |
| Non-Stormwater | Discharge prohibited | - |
| Federal Law | Clean Water Act NPDES | - |
| MS4 Permit | - | LA County requirements apply |
| LID | - | Required for new development |
| Construction | - | BMP required during building |
| Illicit Discharge | - | Prohibited to storm drains |
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.
Torrance 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 Torrance public works.
Compare other topics
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