The selected location is:

The elevation is 174 m ( 571 ft )
The gradient is: 5.3 percent
The aspect direction is: 286.0 degrees or W
The local roughness is: 3.4 or average
The location as decimal degrees (X,Y;Z) = -90.0568, 40.4584; 174 m

The state and county are Illinois: Fulton County 17057
The HUC is Lower Illinois-Lake Chautauqua 07130003; Place point in HUC
The Omernik ecoregion is Central Corn Belt Plains (less typical) 54
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Nearby named places (in order by distance)

1. Little Sister Lake Dam; Illinois: Fulton Co. -90.0568, 40.4583 at a distance of 6 m
2. Little Sister Lake; Illinois: Fulton Co. -90.0568, 40.4583 at a distance of 6 m
3. Little Sister School; Illinois: Fulton Co. -90.0559, 40.4625 at a distance of 466 m
4. Big Sister Creek head; -90.0776, 40.4728 at a distance of 2385 m
5. Locust Grove School; Illinois: Fulton Co. -90.0295, 40.4697 at a distance of 2634 m
6. Nazarene Church; Illinois: Fulton Co. -90.0309, 40.4447 at a distance of 2669 m
7. Bryant; Illinois: Fulton Co. -90.0918, 40.4661 at a distance of 3092 m
8. Salem School; Illinois: Fulton Co. -90.0779, 40.4356 at a distance of 3097 m
9. Salem Cemetery; Illinois: Fulton Co. -90.0857, 40.4403 at a distance of 3168 m
10. Elm Tree School; Illinois: Fulton Co. -90.0309, 40.4367, ( 576 ft ) at a distance of 3257 m

The 7.5 minute series topographic maps for that area