The selected location is:

The elevation is 183 m ( 600 ft )
The gradient is: 0.0 percent
There is no aspect direction.
The local roughness is: 0.0 or flat
The location as decimal degrees (X,Y;Z) = -89.1726, 39.8292; 183 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. Long Point Church; Illinois: Christian Co. -89.1726, 39.8292 at a distance of 5 m
2. Otter Lake; Illinois: Macon Co. -89.1715, 39.8161 at a distance of 1453 m
3. Sheep Lake; Illinois: Macon Co. -89.1615, 39.8128 at a distance of 2050 m
4. Calamus Lake; Illinois: Macon Co. -89.1959, 39.8242 at a distance of 2068 m
5. Goose Neck Slough head; -89.2004, 39.8283 at a distance of 2381 m
6. Niantic; Illinois: Macon Co. -89.1662, 39.8539, ( 602 ft ) at a distance of 2802 m
7. Niantic High School; Illinois: Macon Co. -89.1604, 39.8567 at a distance of 3232 m
8. Goose Neck Slough mouth; Illinois: Macon Co. -89.2084, 39.8150 at a distance of 3443 m
9. Berea Church; Illinois: Christian Co. -89.1557, 39.8003 at a distance of 3516 m
10. Niantic, Township of; Illinois: Macon Co. -89.1823, 39.8664 at a distance of 4217 m

The 7.5 minute series topographic maps for that area