The selected location is:

The elevation is 580 m ( 1904 ft )
The gradient is: 4.1 percent
The aspect direction is: 64.4 degrees or NE
The local roughness is: 2.9 or average
The location as decimal degrees (X,Y;Z) = -99.1532, 43.0381; 580 m

The state and county are South Dakota: Gregory County 46053
The HUC is Ponca 10150001; Place point in HUC
The Omernik ecoregion is Northeastern Great Plains (less typical) 45
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Nearby named places (in order by distance)

1. Ponca Creek Church; South Dakota: Gregory Co. -99.1532, 43.0381 at a distance of 2 m
2. Ponca Creek Church; South Dakota: Gregory Co. -99.1482, 43.0408 at a distance of 508 m
3. Ponca Creek Cemetery; South Dakota: Gregory Co. -99.1490, 43.0453 at a distance of 871 m
4. Milks Camp; South Dakota: Gregory Co. -99.1376, 43.0361 at a distance of 1293 m
5. Milks Camp Park; South Dakota: Gregory Co. -99.1379, 43.0331 at a distance of 1367 m
6. Willow Creek mouth; South Dakota: Gregory Co. -99.1335, 43.0364 at a distance of 1618 m
7. Ponca Lake Dam; South Dakota: Gregory Co. -99.1443, 43.0600 at a distance of 2539 m
8. Indian Lake; South Dakota: Gregory Co. -99.1443, 43.0600, ( 1949 ft ) at a distance of 2539 m
9. Leonard Ziesler Number 2 Dam; South Dakota: Gregory Co. -99.1271, 43.0183 at a distance of 3061 m
10. Squaw Creek Reservoir; South Dakota: Gregory Co. -99.1271, 43.0183 at a distance of 3061 m

The 7.5 minute series topographic maps for that area