Layer Estimates:

Layer: PM2.5 Sites (ID:0)
Count: 85
Extent:

XMin: -8962155.53973456
YMin: 4837542.28042188
XMax: -8335878.65238156
YMax: 5184969.97359552
Spatial Reference: 102100 (3857)

Layer: Ozone Sites (ID:1)
Count: 85
Extent:

XMin: -8962155.53973456
YMin: 4837542.28042188
XMax: -8335878.65238156
YMax: 5184969.97359552
Spatial Reference: 102100 (3857)