Grading & Drainage: Fillmore vs Moorpark
How do grading & drainage rules compare between Fillmore, CA and Moorpark, CA?
Fillmore and Moorpark 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 →Moorpark, CA
Ventura County
Moorpark regulates grading operations through the Building Code and floodplain management provisions. Grading permits are required for earthwork exceeding specified thresholds. Property owners must ensure drainage does not adversely affect neighboring properties. Erosion control measures are mandatory during construction.
View full Moorpark rules →Key Facts Comparison
| Fact | Fillmore | Moorpark |
|---|---|---|
| Permit Threshold | Typically 50+ cubic yards | Typically >50 cubic yards |
| Engineer Required | Licensed civil engineer | Licensed civil engineer for plans |
| LID Required | Per MS4 Permit | - |
| Drainage Rule | Cannot increase runoff to neighbors | - |
| Contact | (805) 524-1500 ext 234 | - |
| Drainage | - | Must not affect neighbors |
| Erosion Control | - | BMPs mandatory during construction |
| Code Sections | - | Ch. 15.08, 15.24, §8.48.020(A) |
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.
Moorpark FAQ
Do I need a grading permit in Moorpark?
Yes, for earthwork exceeding approximately 50 cubic yards. Grading plans must be prepared by a licensed civil engineer. Contact Building and Safety at (805) 517-6272 for specific thresholds and requirements.
Can I redirect drainage on my Moorpark property?
You must ensure drainage changes do not adversely affect neighboring properties. Grading that causes erosion, subsidence, or drainage problems to neighbors is a violation under §8.48.020(A).
What erosion control is required during construction in Moorpark?
Construction projects must implement Best Management Practices for erosion and sediment control per the stormwater ordinance. This includes silt fences, fiber rolls, inlet protection, and stabilized construction entrances.
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