Grading & Drainage: Boca Raton vs West Palm Beach
How do grading & drainage rules compare between Boca Raton, FL and West Palm Beach, FL?
Boca Raton has fewer restrictions than West Palm Beach.
Boca Raton, FL
Palm Beach County
Boca Raton regulates grading and drainage to minimize flooding and protect water quality. A large portion of the city lies within FEMA special flood hazard areas. New FEMA Flood Insurance Rate Maps were adopted in December 2024.
View full Boca Raton rules →West Palm Beach, FL
Palm Beach County
Grading in West Palm Beach must direct stormwater away from neighboring properties and toward approved retention or city storm system. A grading and drainage plan is required for all new construction and additions over 500 sq ft.
View full West Palm Beach rules →Key Facts Comparison
| Fact | Boca Raton | West Palm Beach |
|---|---|---|
| FEMA Maps | Updated December 2024 | - |
| Flood Hazard | Large portion of city in special flood area | - |
| Drainage | Cannot redirect onto neighboring properties | - |
| Floodplain Manager | Available for property inquiries | - |
| Contact | Floodplain Management — myboca.us/1211 | - |
| Plan Required | - | Additions over 500 sq ft |
| Slope | - | 5 percent for 10 feet |
| Design Storm | - | 25-year event |
| Flood Zone Fill | - | Requires compensation |
Highlighted rows indicate differences between cities.
Boca Raton FAQ
Is my property in a flood zone in Boca Raton?
A large portion of Boca Raton lies within FEMA special flood hazard areas. New maps were adopted in December 2024. Visit myboca.us/1881/Know-Your-Floodzone or contact the city's Floodplain Manager.
Can I regrade my property in Boca Raton?
Regrading may require permits depending on scope. You cannot redirect stormwater onto neighboring properties. Contact Building Services at 561-393-7700.
West Palm Beach FAQ
Who enforces this in West Palm Beach?
West Palm Beach code enforcement at (561) 822-1300 handles complaints.
Who enforces this in West Palm Beach?
West Palm Beach code enforcement at (561) 822-1300 handles complaints.
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