The selected location is:

The elevation is 574 m ( 1882 ft )
The gradient is: 2.1 percent
The aspect direction is: 270.9 degrees or W
The local roughness is: 1.7 or average
The location as decimal degrees (X,Y;Z) = -99.9448, 44.8906; 574 m

The state and county are South Dakota: Sully County 46119
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. Earling, Township of; South Dakota: Lyman Co. -99.9448, 44.8906 at a distance of 2 m
2. Harrison, Township of; South Dakota: Sully Co. -99.9693, 44.8458 at a distance of 5344 m
3. R Mundt Dam; South Dakota: Sully Co. -99.9037, 44.8500 at a distance of 5561 m
4. Mundt Lake; South Dakota: Sully Co. -99.9037, 44.8500 at a distance of 5561 m
5. Owattonna, Township of; South Dakota: Potter Co. -99.9912, 44.9342 at a distance of 6073 m
6. Cottonwood Lake State Wildlife Refuge; South Dakota: Sully Co. -99.9137, 44.8339 at a distance of 6765 m
7. Cottonwood Lake; South Dakota: Sully Co. -99.9040, 44.8369, ( 1800 ft ) at a distance of 6785 m
8. Elida, Township of; South Dakota: Potter Co. -99.8690, 44.9339 at a distance of 7679 m
9. Ruben Larosh Dam; South Dakota: Potter Co. -99.9371, 44.9617 at a distance of 7923 m
10. Morton, Township of; South Dakota: Sully Co. -99.8476, 44.8458 at a distance of 9155 m

The 7.5 minute series topographic maps for that area