The selected location is:

The elevation is 0 m ( 0 ft )
The gradient is: 0.0 percent
There is no aspect direction.
The local roughness is: 0.0 or flat
The location as decimal degrees (X,Y;Z) = -73.6563, 40.9859; 0 m

The state and county are New York: Westchester County 36119
The HUC is Bronx 02030102; Place point in HUC
The Omernik ecoregion is Northeastern Coastal Zone (more typical) 59
The 1:100,000 map (if available); Switch to TerraServer
Zoom on that location with radius = 2 km; 5 km ; 10 km ; 20 km ; 30 km ; custom.

Nearby named places (in order by distance)

1. Byram Point; Connecticut: Fairfield Co. -73.6563, 40.9859 at a distance of 3 m
2. Port Chester Harbor; Connecticut: Fairfield Co. -73.6563, 40.9845 at a distance of 155 m
3. Byram River mouth; New York: Westchester Co. -73.6563, 40.9840 at a distance of 211 m
4. Channel Rock; Connecticut: Fairfield Co. -73.6535, 40.9854 at a distance of 245 m
5. Byram River; Connecticut: Fairfield Co. -73.6552, 40.9837 at a distance of 262 m
6. Manursing Island Reef; New York: Westchester Co. -73.6596, 40.9845 at a distance of 316 m
7. Port Chester Harbor; New York: Westchester Co. -73.6604, 40.9857 at a distance of 343 m
8. Great Captain Rocks; Connecticut: Fairfield Co. -73.6499, 40.9840 at a distance of 581 m
9. North Manursing Island; New York: Westchester Co. -73.6579, 40.9795 at a distance of 723 m
10. Grassy Rock; Connecticut: Fairfield Co. -73.6471, 40.9907 at a distance of 942 m

The 7.5 minute series topographic maps for that area