The selected location is:

The elevation is 183 m ( 600 ft )
The gradient is: 0.0 percent
There is no aspect direction.
The local roughness is: 0.0 or flat
The location as decimal degrees (X,Y;Z) = -122.4458, 40.6080; 183 m

The state and county are California: Shasta County 6089
The HUC is Sacramento-Lower Cow-Lower Clear 18020101; Place point in HUC
The Omernik ecoregion is Southern and Central California Plains and Hills (less typical) 6
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Nearby named places (in order by distance)

1. Rock Creek mouth; California: Shasta Co. -122.4458, 40.6080 at a distance of 4 m
2. Keswick Dam; California: Shasta Co. -122.4444, 40.6116 at a distance of 413 m
3. Keswick Reservoir; California: Shasta Co. -122.4444, 40.6116 at a distance of 413 m
4. Keswick Dam; California: Shasta Co. -122.4455, 40.6121 at a distance of 453 m
5. Bunker Hill Mine; California: Shasta Co. -122.4497, 40.5966 at a distance of 1312 m
6. Middle Creek mouth; California: Shasta Co. -122.4394, 40.5963 at a distance of 1410 m
7. Kett; California: Shasta Co. -122.4639, 40.6071, ( 730 ft ) at a distance of 1537 m
8. Hummingbird Mine; California: Shasta Co. -122.4400, 40.6213 at a distance of 1553 m
9. Keswick Hydraulic Pits; California: Shasta Co. -122.4605, 40.6193 at a distance of 1765 m
10. Salt Creek mouth; California: Shasta Co. -122.4350, 40.5943 at a distance of 1777 m

The 7.5 minute series topographic maps for that area