The selected location is:

The elevation is 170 m ( 557 ft )
The gradient is: 3.3 percent
The aspect direction is: 91.2 degrees or E
The local roughness is: 3.1 or average
The location as decimal degrees (X,Y;Z) = -89.2084, 39.8150; 170 m

The state and county are Illinois: Macon County 17115
The HUC is Upper Sangamon 07130006; 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. Goose Neck Slough mouth; Illinois: Macon Co. -89.2084, 39.8150 at a distance of 5 m
2. Calamus Lake; Illinois: Macon Co. -89.1959, 39.8242 at a distance of 1484 m
3. Goose Neck Slough head; -89.2004, 39.8283 at a distance of 1633 m
4. Otter Lake; Illinois: Macon Co. -89.1715, 39.8161 at a distance of 3163 m
5. Long Point Church; Illinois: Christian Co. -89.1726, 39.8292 at a distance of 3450 m
6. Long Point Slough mouth; Illinois: Sangamon Co. -89.2468, 39.8253 at a distance of 3481 m
7. Calvary Cemetery; Illinois: Sangamon Co. -89.2412, 39.8344 at a distance of 3541 m
8. Hunter Cemetery; Illinois: Christian Co. -89.2209, 39.7828 at a distance of 3727 m
9. Old River; Illinois: Sangamon Co. -89.2529, 39.8197 at a distance of 3845 m
10. Riverside Cemetery; Illinois: Sangamon Co. -89.2537, 39.8222 at a distance of 3960 m

The 7.5 minute series topographic maps for that area