The selected location is:

The elevation is 237 m ( 776 ft )
The gradient is: 1.4 percent
The aspect direction is: 59.1 degrees or NE
The local roughness is: 0.4 or slight
The location as decimal degrees (X,Y;Z) = -88.4701, 40.2653; 237 m

The state and county are Illinois: Piatt County 17147
The HUC is Upper Sangamon 07130006; Place point in HUC
The Omernik ecoregion is Central Corn Belt Plains (more typical) 54
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Nearby named places (in order by distance)

1. Lone Tree Creek head; -88.4701, 40.2653 at a distance of 5 m
2. Blue Ridge; Illinois: Piatt Co. -88.4882, 40.2678, ( 788 ft ) at a distance of 1562 m
3. Marvin D Bradd Airport; Illinois: Piatt Co. -88.4945, 40.2717, ( 797 ft ) at a distance of 2192 m
4. Madden Creek head; -88.4987, 40.2614 at a distance of 2467 m
5. Osman; Illinois: McLean Co. -88.4720, 40.2958, ( 748 ft ) at a distance of 3394 m
6. Blue Ridge Special Creek head; -88.5145, 40.2789 at a distance of 4065 m
7. Walker Church; Illinois: Champaign Co. -88.4320, 40.2969, ( 757 ft ) at a distance of 4781 m
8. Mahomet Gas Storage Area; Illinois: Champaign Co. -88.4215, 40.2425 at a distance of 4849 m
9. West Point School (historical); Illinois: Piatt Co. -88.5173, 40.2394 at a distance of 4934 m
10. Trenkle Slough head; -88.5268, 40.2792 at a distance of 5062 m

The 7.5 minute series topographic maps for that area