Stormwater Management: Calverton vs Islip
How do stormwater management rules compare between Calverton, NY and Islip, NY?
Calverton and Islip have similar restriction levels.
Calverton, NY
Suffolk County
Suffolk County is covered by NY SPDES MS4 general permit. All disturbances over 1 acre require SWPPP; Peconic Estuary and South Shore Estuary watershed projects trigger enhanced phosphorus controls. Suffolk County Article 6 regulates sanitary density to protect groundwater.
View full Calverton rules →Islip, NY
Suffolk County
Islip operates MS4 permit under NY SPDES GP-0-15-003. Town Code Chapter 58 requires stormwater pollution prevention plan (SWPPP) for any land disturbance over 1 acre. Great South Bay watershed requires special water quality measures.
View full Islip rules →Key Facts Comparison
| Fact | Calverton | Islip |
|---|---|---|
| SWPPP Threshold | 1 acre disturbance | 1 acre disturbance |
| Permit | NY SPDES MS4 | - |
| Sanitary Density | 300 gpd/acre (Zone III) | - |
| Recharge | Drywells for all new impervious | - |
| Fine | Up to $37,500/day | 500-37,500 dollars |
| Code | - | Town Code Ch. 58 |
| MS4 Permit | - | NY SPDES GP-0-15-003 |
| Protected Waters | - | Great South Bay, Connetquot |
Highlighted rows indicate differences between cities.
Calverton FAQ
Who enforces this in Suffolk County?
Suffolk County code enforcement at (631) 853-4000 handles complaints.
Who enforces this in Suffolk County?
Suffolk County code enforcement at (631) 853-4000 handles complaints.
Islip FAQ
Who enforces this in Islip?
Islip code enforcement at (631) 224-5600 handles complaints.
Who enforces this in Islip?
Islip code enforcement at (631) 224-5600 handles complaints.
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