The selected location is:

The elevation is 609 m ( 1999 ft )
The gradient is: 1.1 percent
The aspect direction is: 1.4 degrees or N
The local roughness is: 0.5 or slight
The location as decimal degrees (X,Y;Z) = -100.6087, 45.0111; 609 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
The 1:100,000 map (if available); Switch to TerraServer
Zoom on that location with radius = 2 km; 5 km ; 10 km ; 20 km ; 30 km ; custom.

Nearby named places (in order by distance)

1. Dan Gray Ranch; South Dakota: Dewey Co. -100.6087, 45.0111 at a distance of 2 m
2. Scatter Butte Creek head; -100.6323, 45.0525 at a distance of 4961 m
3. East Branch Willow Creek head; -100.6526, 45.0542 at a distance of 5908 m
4. Little Willow Creek head; -100.6796, 44.9908 at a distance of 6030 m
5. Fast Horse Ranch; South Dakota: Dewey Co. -100.6712, 44.9719 at a distance of 6580 m
6. Corral Creek head; -100.6696, 44.9661 at a distance of 6936 m
7. West Branch Willow Creek head; -100.6954, 45.0264 at a distance of 7043 m
8. Means Ranch; South Dakota: Dewey Co. -100.6437, 44.9519 at a distance of 7137 m
9. Stove Creek head; -100.6629, 45.0647 at a distance of 7329 m
10. Henry Ducheneaux Ranch; South Dakota: Dewey Co. -100.6076, 44.9428 at a distance of 7593 m

The 7.5 minute series topographic maps for that area