NYC Watersheds (1)
Reservoirs/Lakes (2)
Aqueducts/Rivers (3)
| Aquaduct |
| River |
Marcellus and Utica shale outcrop area (4)
| Hamilton Outcrop with Marcellus |
| Utica Outcrop |
Stratified-drift aquifer boundary lines (6)
| Closed Aquifer Boundary |
| New Aquifer Boundary |
|
| New Inferred Aquifer Boundary |
Stratified-drift aquifer (7)
Stratified-drift aquifer report boundary (8)
Stratified-drift aquifers mapped at 1:250,000 (9)
Surficial Geology (10)
| alluvial fan |
| alluvium |
| artificial fill |
| beach |
| bedrock outcrop |
| colluvium |
| fluvial |
| kame |
| kame moraine |
| lacustrine sand |
| lacustrine silt |
|
| outwash |
| peat and muck |
| sand |
| till |
| till moraine |
| unknown |
|
| urban land |
| water |
|
