The selected location is:

The elevation is 168 m ( 551 ft )
The gradient is: 0.4 percent
The aspect direction is: 270.0 degrees or W
The local roughness is: 0.3 or slight
The location as decimal degrees (X,Y;Z) = -87.8500, 39.0786; 168 m

The state and county are Illinois: Crawford County 17033
The HUC is Embarras 05120112; 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. Onion Creek head; -87.8500, 39.0786 at a distance of 5 m
2. Prairie Grove Church; Illinois: Crawford Co. -87.8619, 39.0781 at a distance of 1034 m
3. Prairie Church; Illinois: Crawford Co. -87.8492, 39.0558 at a distance of 2527 m
4. Brush Creek head; -87.8647, 39.0583 at a distance of 2585 m
5. Ridgeway Lake; Illinois: Crawford Co. -87.8233, 39.0967 at a distance of 3062 m
6. Ridgeway Lake Dam; Illinois: Crawford Co. -87.8233, 39.0967 at a distance of 3062 m
7. Robinson Oil Field; Illinois: Crawford Co. -87.8322, 39.0544 at a distance of 3092 m
8. Prairie School; Illinois: Crawford Co. -87.8539, 39.0492 at a distance of 3277 m
9. Dogwood Creek head; -87.8367, 39.1086 at a distance of 3527 m
10. Mount Pleasant Cemetery; Illinois: Crawford Co. -87.8244, 39.1072 at a distance of 3873 m

The 7.5 minute series topographic maps for that area