Layer Estimates:

Layer: Hospitals (ID:1)
Count: 15
Extent:

XMin: -8539201.96769922
YMin: 4757791.71898264
XMax: -8521283.9950807
YMax: 4773834.73986278
Spatial Reference: 102100 (3857)

Layer: Police Stations (ID:2)
Count: 10
Extent:

XMin: -8536597.92159952
YMin: 4757948.4283564
XMax: -8521184.51987466
YMax: 4771189.26499386
Spatial Reference: 102100 (3857)

Layer: Hospital Zones (ID:3)
Count: 15
Extent:

XMin: -8539484.93216783
YMin: 4757431.38152562
XMax: -8520567.87867426
YMax: 4774062.1703347
Spatial Reference: 102100 (3857)

Layer: Education (ID:4)
Count: 24
Extent:

XMin: -8537169.61826085
YMin: 4759749.63080983
XMax: -8519238.27904562
YMax: 4775120.48480531
Spatial Reference: 102100 (3857)

Layer: Metro & Rail Stations (ID:6)
Count: 54
Extent:

XMin: -8547100.3115
YMin: 4746347.7098
XMax: -8507020.2139
YMax: 4793009.9521
Spatial Reference: 102100 (3857)

Layer: Baltimore Metro & Light Rail (ID:7)
Count: 6
Extent:

XMin: -8547100.3943
YMin: 4746319.0212
XMax: -8507033.1412
YMax: 4793011.9074
Spatial Reference: 102100 (3857)

Layer: Transportation Services (ID:8)
Count: 45
Extent:

XMin: -8539506.46106603
YMin: 4757968.63399798
XMax: -8521101.700519
YMax: 4772885.93500073
Spatial Reference: 102100 (3857)