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: 0.3 or slight
The location as decimal degrees (X,Y;Z) = -81.5081, 30.7271; 0 m

The state and county are Georgia: Camden County 13039
The HUC is Cumberland-St. Simons 03070203; Place point in HUC
The Omernik ecoregion is Southern Central Plain (less typical) 75
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Nearby named places (in order by distance)

1. Point Peter Creek mouth; Georgia: Camden Co. -81.5081, 30.7271 at a distance of 4 m
2. New Town Plantation (historical); Georgia: Camden Co. -81.5129, 30.7271 at a distance of 461 m
3. Point Peter; Georgia: Camden Co. -81.5151, 30.7266 at a distance of 673 m
4. Saint Marys River mouth; Georgia: Coffee Co. -81.4948, 30.7230 at a distance of 1350 m
5. Saint Marys River mouth; Florida: Nassau Co. -81.4948, 30.7230 at a distance of 1350 m
6. Jolly River mouth; Florida: Nassau Co. -81.4948, 30.7221 at a distance of 1386 m
7. Lands End; Georgia: Camden Co. -81.5215, 30.7399, ( 11 ft ) at a distance of 1917 m
8. Millers Bluff; Georgia: Camden Co. -81.5240, 30.7416 at a distance of 2218 m
9. Peter Point Landing; Georgia: Camden Co. -81.5215, 30.7441, ( 12 ft ) at a distance of 2284 m
10. North River mouth; Georgia: Camden Co. -81.5320, 30.7266 at a distance of 2291 m

The 7.5 minute series topographic maps for that area