The selected location is:

The elevation is 2 m ( 7 ft )
The gradient is: 0.0 percent
There is no aspect direction.
The local roughness is: 0.4 or slight
The location as decimal degrees (X,Y;Z) = -90.3815, 29.9730; 2 m

The state and county are Louisiana: St. Charles Parish 22089
The HUC is Lower Mississippi-New Orleans 08090100; Place point in HUC
The Omernik ecoregion is Mississippi Alluvial Plain (more typical) 73
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Nearby named places (in order by distance)

1. Ward Three; Louisiana: St. Charles Parish -90.3815, 29.9730 at a distance of 2 m
2. Ward Three; Louisiana: St. Charles Parish -90.3815, 29.9730 at a distance of 2 m
3. Saint Charles United Methodist Church; Louisiana: St. Charles Parish -90.3770, 29.9777, ( 5 ft ) at a distance of 680 m
4. New Sarpy; Louisiana: St. Charles Parish -90.3879, 29.9780, ( 8 ft ) at a distance of 829 m
5. New Sarpy Post Office; Louisiana: St. Charles Parish -90.3904, 29.9713 at a distance of 877 m
6. Ormond Country Club; Louisiana: St. Charles Parish -90.3695, 29.9738 at a distance of 1163 m
7. River of Life Church; Louisiana: St. Charles Parish -90.3918, 29.9808, ( 8 ft ) at a distance of 1317 m
8. Prospect; Louisiana: St. Charles Parish -90.3876, 29.9858, ( 6 ft ) at a distance of 1536 m
9. Destrehan High School; Louisiana: St. Charles Parish -90.3826, 29.9580, ( 8 ft ) at a distance of 1666 m
10. Hahnville Landing; Louisiana: St. Charles Parish -90.4004, 29.9727, ( 15 ft ) at a distance of 1823 m

The 7.5 minute series topographic maps for that area