The selected location is:

The elevation is 5 m ( 17 ft )
The gradient is: 2.0 percent
The aspect direction is: 133.9 degrees or SE
The local roughness is: 1.1 or average
The location as decimal degrees (X,Y;Z) = -90.3151, 29.9519; 5 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. Jefferson Memorial Gardens; Louisiana: St. Charles Parish -90.3151, 29.9519, ( 10 ft ) at a distance of 2 m
2. First Baptist Church; Louisiana: St. Charles Parish -90.3209, 29.9538, ( 7 ft ) at a distance of 596 m
3. Saint Rose Primary School; Louisiana: St. Charles Parish -90.3093, 29.9546, ( 13 ft ) at a distance of 637 m
4. Ward Five; Louisiana: St. Charles Parish -90.3151, 29.9577 at a distance of 643 m
5. Ward Five; Louisiana: St. Charles Parish -90.3151, 29.9577 at a distance of 643 m
6. Loquer (historical); Louisiana: St. Charles Parish -90.3229, 29.9571, ( 9 ft ) at a distance of 947 m
7. Saint Rose; Louisiana: St. Charles Parish -90.3232, 29.9469, ( 10 ft ) at a distance of 956 m
8. Saint Rose Post Office; Louisiana: St. Charles Parish -90.3207, 29.9433 at a distance of 1095 m
9. Mount Zion Baptist Church; Louisiana: St. Charles Parish -90.3215, 29.9433, ( 12 ft ) at a distance of 1135 m
10. Fifth African Baptist Church; Louisiana: St. Charles Parish -90.3226, 29.9438, ( 12 ft ) at a distance of 1152 m

The 7.5 minute series topographic maps for that area