Stormwater Management: Huntington Beach vs Midway City
How do stormwater management rules compare between Huntington Beach, CA and Midway City, CA?
Huntington Beach has fewer restrictions than Midway City.
Huntington Beach, CA
Orange County
Huntington Beach enforces stormwater quality management under its NPDES permit and municipal code. New development must implement post-construction BMPs. Illicit discharges to the storm drain system are prohibited.
View full Huntington Beach rules →Midway City, CA
Orange County
Orange County enforces stormwater quality under two Phase I NPDES MS4 Permits issued by the Santa Ana and San Diego Regional Water Quality Control Boards. Title 9 of the OCCO (Water Quality) and the NPDES program require all construction and development projects in unincorporated areas to implement Best Management Practices (BMPs) and submit a Water Quality Management Plan (WQMP) before grading or building permits are issued.
View full Midway City rules →Key Facts Comparison
| Fact | Huntington Beach | Midway City |
|---|---|---|
| NPDES Permit | Required compliance | - |
| New Development | Post-construction BMPs required | - |
| Illicit Discharge | Prohibited | - |
| Construction Sites | Erosion/sediment BMPs required | - |
| Reporting | Public Works Department | - |
| Governing Code | - | OCCO Title 9 / NPDES MS4 Permits |
| WQMP Required | - | Before grading/building permit |
| ESCP Required | - | All grading plan submittals |
| Permittees | - | 34 co-permittees countywide |
| Enforcement | - | OC Public Works / RWQCB |
Highlighted rows indicate differences between cities.
Huntington Beach FAQ
What can I not put in the storm drain in Huntington Beach?
No paint, chemicals, wash water, oil, or other pollutants may be discharged to the storm drain system. Only clean rainwater should enter drains.
Do I need stormwater BMPs for my new construction?
Most new development and significant redevelopment projects must include post-construction stormwater quality BMPs per the city's NPDES permit.
Midway City FAQ
Do I need a stormwater plan for construction in unincorporated Orange County?
Yes. All non-exempt construction projects must submit a Water Quality Management Plan (WQMP) and an Erosion and Sediment Control Plan (ESCP) before obtaining grading or building permits from OC Development Services.
Who enforces stormwater regulations in unincorporated Orange County?
OC Public Works and the Regional Water Quality Control Boards (Santa Ana for North OC, San Diego for South OC) enforce NPDES stormwater requirements. The H2OC program coordinates regional compliance.
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