Flood Zones: Babylon vs Calverton
How do flood zones rules compare between Babylon, NY and Calverton, NY?
Babylon and Calverton have similar restriction levels.
Babylon, NY
Suffolk County
Babylon, devastated by Superstorm Sandy in 2012, enforces Chapter 89 and Chapter 113 (Flood Damage Prevention) aligned with FEMA FIRM maps effective September 2009 and pending 2024 updates. All new or substantially improved structures in SFHAs must be elevated to BFE plus 2 feet of freeboard.
View full Babylon rules →Calverton, NY
Suffolk County
Suffolk County has extensive FEMA Special Flood Hazard Areas along Atlantic coast, Long Island Sound, Great South Bay, Peconic Bays, and Shinnecock Bay. New construction in VE and AE zones must elevate to BFE + 2 ft freeboard. Superstorm Sandy prompted enhanced elevation requirements countywide.
View full Calverton rules →Key Facts Comparison
| Fact | Babylon | Calverton |
|---|---|---|
| Code | Chapter 113 | - |
| Freeboard | BFE +2 ft | BFE + 2 ft (DFE) |
| CRS Class | 7 (15 percent discount) | - |
| Sandy Impact | 4,000-plus homes damaged | - |
| Substantial Improvement | 50 percent market value | - |
| VE Zones | - | Atlantic and bay wave zones |
| AE Zones | - | Still-water flood zones |
| 50% Rule | - | Substantial improvement triggers |
| V-Zone | - | Breakaway walls mandatory |
Highlighted rows indicate differences between cities.
Babylon FAQ
Is my Babylon home in a flood zone?
Check the FEMA Flood Map Service Center or Babylon Building Division. Homes south of Montauk Highway and near Great South Bay canals are frequently in AE, VE, or coastal A zones.
Do I have to elevate my Babylon home?
If you are substantially improving the structure (more than 50 percent of market value) or rebuilding after damage, yes. Otherwise pre-FIRM homes are grandfathered but face higher insurance premiums.
Calverton FAQ
Do I need flood insurance in Suffolk County?
Yes if in a FEMA SFHA with a federally backed mortgage. Coverage is strongly recommended in X zones as well given post-Sandy experience.
Can I finish a basement in an AE zone?
No. Below-BFE enclosures are limited to parking, storage, or building access. Finishing for habitable use triggers NFIP violations and insurance rating penalties.
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