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City of Long Beach(3 more)
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| Field | Local City of Long Beach City of Long Beach Development Services Department |
|---|---|
| Permit | |
| Permit / Authorization | Grading Permit with LID/Stormwater Compliance |
| Submit To | City of Long Beach Development Services Department |
| Lead Time | Plan review 4–6 weeks; stormwater compliance reviewed as part of permit package |
| Application Method | Online via Long Beach eBuild portal; LID plan submitted with building/grading permit application |
| Fee | Grading permit fees per project scope; stormwater review included |
| Water Quality | |
| Impervious Cover Limit | No citywide cap; LID requirements triggered at ≥ 5,000 sq ft of new or replaced impervious surface |
| On-Site Treatment Required | Yes |
| Detention Required | Yes — Retain the 85th-percentile 24-hour storm on-site using LID BMPs; if infeasible, biofiltration of 1.5× design volume per LA County MS4 Permit |
| Turbidity / Discharge Standard | Must comply with state CGP and LA County MS4 Permit receiving water limitations |
| SWPPP | |
| SWPPP / Local Plan Required | Yes — LID Plan / Post-Construction Stormwater Management Plan |
| PE Stamp Required | Yes |
| Inspections | |
| Inspection Requirements | City conducts construction-phase BMP inspections and grading inspections. Post-construction BMPs require maintenance agreements and periodic city verification. |
| Inspector Qualification | QSP/QSD per state CGP; no additional city certification |
| Design & Zones | |
| Local Design Manual | City of Long Beach LID Best Management Practices Design Manual |
| Special Overlay Zones | Coastal Zone, Los Angeles River / San Gabriel River Watershed |