Layer Estimates:

Layer: Hospitals_Medical_Centers (ID:0)
Count: 6705
Extent:

XMin: -19000624.1286706
YMin: -1607553.51094821
XMax: 16121604.6926268
YMax: 11504677.3712646
Spatial Reference: 102100 (3857)
Vertical Spatial Reference: 5703 (5703)

Layer: Ambulance_Services (ID:1)
Count: 7154
Extent:

XMin: -19392186.1835283
YMin: 2038909.04123087
XMax: -7314127.86039115
YMax: 11501436.0357054
Spatial Reference: 102100 (3857)
Vertical Spatial Reference: 5703 (5703)

Layer: Fire_Stations_EMS_Stations (ID:2)
Count: 52053
Extent:

XMin: -19663709.1927404
YMin: -1606080.57109427
XMax: 16228168.734825
YMax: 11505289.0930586
Spatial Reference: 102100 (3857)
Vertical Spatial Reference: 5703 (5703)