| EAST HAMPTON | Site Type | 2016 | 2017 | 2018 |
| Georgica Beach Assoc. / 3rd Jetty | Ocean Beach | 3% | 4% | 0% |
| Napeague Harbor: East | Harbor | 0% | 0% | 7% |
| Three Mile Harbor: Settler’s Landing | Harbor | – | 20% | 9% |
| Fresh Pond: Beach | Bay Beach | 6% | 13% | 15% |
| Napeague Harbor: West | Harbor | – | 6% | 18% |
| Three Mile Harbor: Folkstone Drive | Harbor | – | 14% | 33% |
| Three Mile Harbor: Head of the Harbor | Harbor | – | 13% | 33% |
| Georgica Pond Beachside | Coastal Pond | 24% | 15% | 36% |
| EH Town Pond | Pond | – | 50% | 38% |
| Fresh Pond: Creek | Creek | 39% | 29% | 39% |
| Hook Pond South | Pond | – | 11% | 50% |
| Georgica Pond Cove Hollow Access | Coastal Pond | 33% | 24% | 64% |
| EH Village Green Bioswale | Stormwater | – | 100% | 67% |
| Georgica Pond Rt. 27 Kayak Launch | Coastal Pond | 52% | 20% | 70% |
| Pussy’s Pond | Coastal Pond | 52% | 48% | 76% |
| Hook Pond: David’s Lane Duck Pond | Pond | – | 83% | 78% |
| Methodist Lane Swale | Stormwater | – | – | 86% |
| Hook Pond: Dunemere Lane | Pond | – | – | 100% |
| | | | |
| MONTAUK | | 2016 | 2017 | 2018 |
| L I Sound: Soundview Drive Beach | Bay Beach | 5% | 0% | 0% |
| Lake Montauk: Harbor | Harbor | 0% | 0% | 0% |
| Fort Pond: Ramp | Pond | 14% | 17% | 4% |
| Surfside Place: Ocean Beach | Ocean Beach | 0% | 3% | 4% |
| L I Sound: Fort Pond Bay at Navy Rd | Bay Beach | 16% | 4% | 7% |
| L I Sound: Fort Pond Bay at Tuthill Rd | Bay Beach | 18% | 4% | 7% |
| Ditch Plains: East of Jetty | Ocean Beach | 1% | 7% | 8% |
| Tuthill Pond | Pond | – | – | 11% |
| Lake Montauk: South Beach | Harbor | 10% | 10% | 18% |
| Lake Montauk: Little Reed Pond Creek | Creek | 36% | 30% | 21% |
| Lake Montauk: Nature Preserve Beach | Harbor | 20% | 7% | 21% |
| Lake Montauk: West Creek | Creek | 44% | 18% | 21% |
| Lake Montauk: Causeway South | Harbor | 5% | 9% | 24% |
| Ford Pond: Industrial | Pond | 14% | 3% | 32% |
| Lake Montauk: East Creek | Creek | 44% | 37% | 54% |
| Surfside Place: Outfall Pipe | Stormwater | 70% | 50% | 54% |
| | | | |
| SOUTHAMPTON | Site Type | 2016 | 2017 | 2018 |
| East Quogue: Triton Lane | Ocean Beach | – | 5% | 0% |
| Flying Point: Scott Cameron Beach | Ocean Beach | 0% | 0% | 0% |
| Hampton Bays: Ponquogue Beach | Ocean Beach | – | 4% | 0% |
| North Sea: Big Fresh Pond | Pond | – | 4% | 0% |
| Southampton: Old Town Beach | Ocean Beach | – | 0% | 0% |
| Sag Harbor: Long Beach | Bay Beach | – | 7% | 4% |
| Sagg Main Beach | Ocean Beach | 3% | 4% | 4% |
| Southampton: Gin Lane/Bathing Corp. | Ocean Beach | – | 0% | 4% |
| Hampton Bays: Old Ponq. Bridge- Marine Park | Bay Beach | – | 16% | 4% |
| East Quogue: Tiana Bay Park | Bay Beach | – | 0% | 4% |
| Noyac: Circle Beach Estuary | Estuary | – | 25% | 8% |
| Sag Harbor: Havens Beach | Bay Beach | – | 3% | 12% |
| Hampton Bays: Meschutt Beach | Bay Beach | – | 0% | 12% |
| Noyac: Circle Beach | Bay Beach | – | 22% | 15% |
| Sag Harbor: Windmill Beach | Harbor | – | | 25% |
| Flying Point: Mecox Bay | Coastal Pond | 11% | 26% | 37% |
| Sagg Pond | Coastal Pond | 41% | 41% | 40% |
| East Quogue: Weesuck Creek | Creek | – | 0% | 48% |
| Stony Brook University: SoMAS Boat Ramp | Harbor | – | – | 50% |
| North Sea: Little Fresh Pond West | Pond | – | 63% | 56% |
| North Sea: Little Fresh Pond North | Pond | – | – | 57% |
