Erosion Control: Clovis vs Sanger
How do erosion control rules compare between Clovis, CA and Sanger, CA?
Clovis and Sanger have similar restriction levels.
Clovis, CA
Fresno County
Grading/construction sites require erosion and sediment controls per Clovis Municipal Code Title 9 and the city's SWPPP requirements. BMPs required year-round, with enhanced controls during the wet season (Oct 1–Apr 30).
View full Clovis rules →Sanger, CA
Fresno County
Sanger requires erosion and sediment control on all construction projects. Sites disturbing one acre or more need a SWPPP under the California Construction General Permit.
View full Sanger rules →Key Facts Comparison
| Fact | Clovis | Sanger |
|---|---|---|
| State Permit | CGP if 1+ acre disturbed | - |
| SWPPP | Required for 1+ acre | - |
| Wet Season | Oct 1 – Apr 30 | - |
| BMPs | Year-round | - |
| Enforcement | Public Works | - |
| Rainy Season | - | October 1 to April 30 |
| SWPPP Trigger | - | 1 acre or more |
| Stabilization | - | Within 14 days of final grading |
| Stockpile Coverage | - | Required to prevent erosion |
| Regional Board | - | Central Valley RWQCB |
Highlighted rows indicate differences between cities.
Clovis FAQ
Do I need erosion controls for a small residential project?
Yes. Even sub-acre grading must use BMPs like silt fences and stabilized construction entrances. The SWPPP requirement only kicks in at 1 acre of disturbance.
When does Clovis require a SWPPP for construction?
When site disturbance reaches 1 acre or more, triggering coverage under the State Construction General Permit and a Notice of Intent filing with the State Water Board.
When is wet-season erosion control required in Clovis?
October 1 through April 30. During this window, Clovis Public Works requires enhanced BMPs (covers, fiber rolls, inlet protection) on active construction sites.
Sanger FAQ
When are erosion control measures required in Sanger?
All construction and grading projects must implement basic erosion control BMPs. Projects disturbing one acre or more require a full SWPPP. Measures must be in place before October 1 for the rainy season and maintained through April 30.
What erosion control methods are required?
Common required BMPs include silt fences, fiber rolls, stabilized construction entrances, soil stockpile covers, and revegetation of disturbed areas. Specific requirements depend on project size, slope, and proximity to waterways.
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