The selected location is:

The elevation is 571 m ( 1873 ft )
The gradient is: 4.4 percent
The aspect direction is: 4.7 degrees or N
The local roughness is: 3.6 or average
The location as decimal degrees (X,Y;Z) = -100.8632, 44.9142; 571 m

The state and county are South Dakota: Dewey County 46041
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. Wager Ranch; South Dakota: Dewey Co. -100.8632, 44.9142 at a distance of 3 m
2. Sogge Ranch; South Dakota: Dewey Co. -100.8340, 44.9250 at a distance of 2596 m
3. Dog Eagle Ranch; South Dakota: Dewey Co. -100.8387, 44.8783 at a distance of 4435 m
4. Marshell Ranch; South Dakota: Dewey Co. -100.9112, 44.8856 at a distance of 4950 m
5. Rousseau Creek head; -100.8573, 44.8567 at a distance of 6409 m
6. West Branch Rousseau Creek mouth; South Dakota: Dewey Co. -100.8568, 44.8567 at a distance of 6412 m
7. East Branch Rousseau Creek mouth; South Dakota: Dewey Co. -100.8573, 44.8564 at a distance of 6442 m
8. Ducheneau Ranch; South Dakota: Dewey Co. -100.9465, 44.9192 at a distance of 6603 m
9. Sage Creek head; -100.9057, 44.8589 at a distance of 7006 m
10. Joes Creek head; -100.8026, 44.8611 at a distance of 7599 m

The 7.5 minute series topographic maps for that area