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) = -89.2507, 29.1969; 0 m

The state and county are Louisiana: Plaquemines Parish 22075
The HUC is Lower Mississippi-New Orleans 08090100; Place point in HUC
The Omernik ecoregion is Mississippi Alluvial Plain (less typical) 73
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Nearby named places (in order by distance)

1. Savage Island; Louisiana: Plaquemines Parish -89.2507, 29.1969 at a distance of 5 m
2. Brant Bayou; Louisiana: Plaquemines Parish -89.2373, 29.1966 at a distance of 1308 m
3. Cubits Gap; Louisiana: Plaquemines Parish -89.2648, 29.1969 at a distance of 1367 m
4. Brant Island; Louisiana: Plaquemines Parish -89.2345, 29.2016 at a distance of 1665 m
5. Pilottown; Louisiana: Plaquemines Parish -89.2576, 29.1816, ( 7 ft ) at a distance of 1820 m
6. Morgan Pond; Louisiana: Plaquemines Parish -89.2345, 29.1880 at a distance of 1862 m
7. Delta Duck Club (historical); Louisiana: Plaquemines Parish -89.2345, 29.2071 at a distance of 1945 m
8. Alberts Pond; Louisiana: Plaquemines Parish -89.2295, 29.1958 at a distance of 2070 m
9. Pilottown Post Office; Louisiana: Plaquemines Parish -89.2562, 29.1788 at a distance of 2073 m
10. Minout Pond; Louisiana: Plaquemines Parish -89.2401, 29.2163 at a distance of 2389 m

The 7.5 minute series topographic maps for that area