Layer Estimates:

Layer: Weather Stations (ID:7)
Count: 3031
Extent:

XMin: -13834965.3175
YMin: 3838098.6117
XMax: -12709435.3195
YMax: 5159481.6102
Spatial Reference: 102100 (3857)

Layer: County Population (ID:3)
Count: 58
Extent:

XMin: -13849815.6716
YMin: 3833661.7739
XMax: -12705029.5695
YMax: 5162403.8432
Spatial Reference: 102100 (3857)

Layer: CaliforniaWeather.csv (ID:8)
Count: 3031

Layer: CaliforniaPop (ID:9)
Count: 58