The selected location is:

The elevation is 12 m ( 40 ft )
The gradient is: 1.4 percent
The aspect direction is: 246.9 degrees or SW
The local roughness is: 0.5 or slight
The location as decimal degrees (X,Y;Z) = -121.5244, 38.9471; 12 m

The state and county are California: Sutter County 6101
The HUC is Lower Feather 18020106; Place point in HUC
The Omernik ecoregion is Central California Valley (more typical) 7
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Nearby named places (in order by distance)

1. Browns School; California: Sutter Co. -121.5244, 38.9471 at a distance of 3 m
2. Fairview Cemetery; California: Sutter Co. -121.5255, 38.9388, ( 49 ft ) at a distance of 927 m
3. Cornelius (historical); California: Sutter Co. -121.5433, 38.9393, ( 40 ft ) at a distance of 1851 m
4. Rio Oso Post Office; California: Sutter Co. -121.5353, 38.9616 at a distance of 1865 m
5. Rio Oso; California: Sutter Co. -121.5444, 38.9610, ( 43 ft ) at a distance of 2319 m
6. Fairview Church; California: Sutter Co. -121.5253, 38.9255 at a distance of 2400 m
7. Dry Creek mouth; California: Yuba Co. -121.5258, 38.9738 at a distance of 2966 m
8. Yankee Slough mouth; California: Placer Co. -121.5447, 38.9693 at a distance of 3026 m
9. Ping Slough head; -121.4797, 38.9499 at a distance of 3890 m
10. Trowbridge; California: Sutter Co. -121.5253, 38.9107, ( 48 ft ) at a distance of 4042 m

The 7.5 minute series topographic maps for that area