The selected location is:

The elevation is 108 m ( 356 ft )
The gradient is: 7.0 percent
The aspect direction is: 232.6 degrees or SW
The local roughness is: 5.0 or average
The location as decimal degrees (X,Y;Z) = -89.4331, 37.1709; 108 m

The state and county are Illinois: Alexander County 17003
The HUC is Upper Mississippi-Cape Girardeau 07140105; 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. Black Powder Hollow mouth; Illinois: Alexander Co. -89.4332, 37.1708 at a distance of 9 m
2. Thompson Cemetery; Illinois: Alexander Co. -89.4295, 37.1681 at a distance of 443 m
3. Santa Fe Chute head; -89.4306, 37.1647 at a distance of 718 m
4. Dynamite Hollow head; -89.4282, 37.1772 at a distance of 829 m
5. Fayville; Illinois: Alexander Co. -89.4268, 37.1647 at a distance of 883 m
6. Commerce Towhead (historical); Illinois: Alexander Co. -89.4429, 37.1726 at a distance of 888 m
7. Dynamite Hollow mouth; Illinois: Alexander Co. -89.4398, 37.1776 at a distance of 947 m
8. Black Powder Hollow head; -89.4243, 37.1778 at a distance of 1099 m
9. New York (historical); Missouri: Scott Co. -89.4448, 37.1667, ( 320 ft ) at a distance of 1136 m
10. Jones Hollow head; -89.4209, 37.1769 at a distance of 1276 m

The 7.5 minute series topographic maps for that area