Grading & Drainage: Fillmore vs Ojai
How do grading & drainage rules compare between Fillmore, CA and Ojai, CA?
Fillmore and Ojai have similar restriction levels.
Fillmore, CA
Ventura County
Fillmore requires grading permits for earthwork that alters the natural grade of land. Projects must include drainage plans to prevent water from flowing onto neighboring properties. The city's Santa Clara River floodplain location makes drainage management essential.
View full Fillmore rules →Ojai, CA
Ventura County
Grading in unincorporated Ventura County requires permits from Building & Safety for most excavation and fill work. Drainage must be directed to approved outlets — discharging concentrated runoff onto neighboring properties is prohibited.
View full Ojai rules →Key Facts Comparison
| Fact | Fillmore | Ojai |
|---|---|---|
| Permit Threshold | Typically 50+ cubic yards | - |
| Engineer Required | Licensed civil engineer | - |
| LID Required | Per MS4 Permit | - |
| Drainage Rule | Cannot increase runoff to neighbors | - |
| Contact | (805) 524-1500 ext 234 | (805) 654-2797 |
| Permit | - | Building & Safety grading permit |
| Hillside | - | Soils/geology reports required |
| Drainage | - | Must go to approved outlets |
| LID | - | Stormwater standards apply |
Highlighted rows indicate differences between cities.
Fillmore FAQ
Do I need a grading permit in Fillmore?
Yes, for earthwork exceeding specified thresholds (typically 50 cubic yards). A licensed civil engineer must prepare grading and drainage plans. Contact Community Development at (805) 524-1500 ext 234.
Can I change the drainage on my property in Fillmore?
You cannot divert stormwater onto neighboring properties. Grading and drainage changes require a permit with engineered plans showing how water will be managed without impacting neighbors.
Why is drainage so important in Fillmore?
Fillmore sits in the Santa Clara River floodplain with high groundwater in many areas. Improper drainage can cause flooding, foundation damage, and river pollution. Engineered drainage plans are essential.
Ojai FAQ
Do I need a grading permit?
Most excavation and fill work requires a permit from Building & Safety at (805) 654-2797. Small quantity exemptions may apply.
Can I change drainage on my property?
You cannot redirect concentrated runoff onto neighboring properties. Drainage changes may require a grading permit.
What about hillside grading?
Hillside projects typically require soils reports, geology reports, and geotechnical recommendations.
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