The selected location is:

The elevation is 565 m ( 1854 ft )
The gradient is: 0.7 percent
The aspect direction is: 294.7 degrees or NW
The local roughness is: 1.4 or average
The location as decimal degrees (X,Y;Z) = -99.8373, 45.2967; 565 m

The state and county are South Dakota: Walworth County 46129
The HUC is Lower Lake Oahe 10130105; Place point in HUC
The Omernik ecoregion is Northeastern Great Plains (more typical) 45
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Nearby named places (in order by distance)

1. Swan Lake Creek mouth; South Dakota: Walworth Co. -99.8373, 45.2967 at a distance of 2 m
2. Swan Lake State Public Shooting Area; South Dakota: Walworth Co. -99.8273, 45.2861 at a distance of 1417 m
3. Theodore (historical); South Dakota: Walworth Co. -99.8526, 45.3042, ( 1904 ft ) at a distance of 1460 m
4. Swan Lake; South Dakota: Walworth Co. -99.8540, 45.2900, ( 1851 ft ) at a distance of 1507 m
5. Theodore, Township of; South Dakota: Walworth Co. -99.8823, 45.3261 at a distance of 4808 m
6. Swan Lake, Township of; South Dakota: Walworth Co. -99.8837, 45.2683 at a distance of 4819 m
7. Hoven Country Club; South Dakota: Walworth Co. -99.7921, 45.2603, ( 1878 ft ) at a distance of 5381 m
8. Harer Farm Strip; South Dakota: Walworth Co. -99.7976, 45.2567, ( 1950 ft ) at a distance of 5430 m
9. Hoven Municipal Airport; South Dakota: Walworth Co. -99.7976, 45.2567, ( 1866 ft ) at a distance of 5430 m
10. Hoven, Township of; South Dakota: Walworth Co. -99.7804, 45.2681 at a distance of 5482 m

The 7.5 minute series topographic maps for that area