Layer Estimates:

Layer: Monitoring Stations (ID:0)
Count: 261
Extent:

XMin: -13826046.6225659
YMin: 3834864.16356773
XMax: -12757446.3026449
YMax: 5120141.36298861
Spatial Reference: 102100 (3857)

Layer: County Boundaries (ID:1)
Count: 172
Extent:

XMin: -13860574.9835188
YMin: 3819054.47280765
XMax: -12634525.686001
YMax: 5171256.95346814
Spatial Reference: 102100 (3857)