The selected location is:

The elevation is 4 m ( 14 ft )
The gradient is: 4.1 percent
The aspect direction is: 1.2 degrees or N
The local roughness is: 4.3 or average
The location as decimal degrees (X,Y;Z) = -81.5851, 30.7091; 4 m

The state and county are Florida: Nassau County 12089
The HUC is St. Marys 03070204; Place point in HUC
The Omernik ecoregion is Southern Central Plain (more typical) 75
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Nearby named places (in order by distance)

1. Roses Bluff; Florida: Nassau Co. -81.5851, 30.7091 at a distance of 4 m
2. Bells River head; -81.5690, 30.7174 at a distance of 1796 m
3. Burrells Creek mouth; Georgia: Camden Co. -81.5701, 30.7241 at a distance of 2200 m
4. Reids Bluff; Florida: Nassau Co. -81.6087, 30.7146 at a distance of 2345 m
5. Devils Elbow; Georgia: Camden Co. -81.6015, 30.7296 at a distance of 2767 m
6. Dark Entry Creek mouth; Georgia: Camden Co. -81.5854, 30.7377 at a distance of 3175 m
7. Oak Grove Cemetery; Georgia: Camden Co. -81.5540, 30.7233 at a distance of 3370 m
8. Burrells Creek head; -81.6067, 30.7349 at a distance of 3535 m
9. Saint Marys Historic District; Georgia: Camden Co. -81.5498, 30.7219 at a distance of 3667 m
10. Crandall; Florida: Nassau Co. -81.6220, 30.7210, ( 5 ft ) at a distance of 3776 m

The 7.5 minute series topographic maps for that area