The selected location is:

The elevation is 609 m ( 1998 ft )
The gradient is: 0.0 percent
There is no aspect direction.
The local roughness is: 0.4 or slight
The location as decimal degrees (X,Y;Z) = -100.8865, 44.7094; 609 m

The state and county are South Dakota: Stanley County 46117
The HUC is Lower Lake Oahe 10130105; Place point in HUC
The Omernik ecoregion is Northwestern Great Plains (more typical) 43
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Nearby named places (in order by distance)

1. Webb Ranch; South Dakota: Stanley Co. -100.8865, 44.7094 at a distance of 3 m
2. Orton Flat; South Dakota: Stanley Co. -100.8693, 44.7275 at a distance of 2427 m
3. Oak Creek head; -100.8532, 44.7167 at a distance of 2758 m
4. Whiteman Draw head; -100.8679, 44.7336 at a distance of 3064 m
5. Orton; South Dakota: Stanley Co. -100.8421, 44.7103, ( 1990 ft ) at a distance of 3518 m
6. Orton (historical); South Dakota: Stanley Co. -100.8435, 44.7181, ( 2000 ft ) at a distance of 3539 m
7. Chisholm Ranch Landing Field; South Dakota: Stanley Co. -100.8504, 44.7333, ( 1975 ft ) at a distance of 3900 m
8. Whiteman Draw mouth; South Dakota: Stanley Co. -100.8698, 44.7564 at a distance of 5385 m
9. Little Flats; South Dakota: Stanley Co. -100.9010, 44.7572 at a distance of 5433 m
10. Minneconjou Creek head; -100.8896, 44.6597 at a distance of 5531 m

The 7.5 minute series topographic maps for that area