Layer Estimates:

Layer: WV_County_Summary (ID:0)
Count: 55
Extent:

XMin: -9199970.26222299
YMin: 4467228.25317069
XMax: -8651697.27977814
YMax: 4959209.9926783
Spatial Reference: 102100 (3857)

Layer: VA_County_Summary (ID:1)
Count: 133
Extent:

XMin: -9314702.36332603
YMin: 4375283.46451615
XMax: -8375930.73725204
YMax: 4788645.33132347
Spatial Reference: 102100 (3857)

Layer: PA_County_Summary (ID:2)
Count: 67
Extent:

XMin: -8963433.26484989
YMin: 4825307.533636
XMax: -8314398.88871605
YMax: 5201489.27220866
Spatial Reference: 102100 (3857)

Layer: MD_County_Summary (ID:3)
Count: 24
Extent:

XMin: -8848524.83367344
YMin: 4566961.88162599
XMax: -8354409.67405545
YMax: 4825776.88824218
Spatial Reference: 102100 (3857)

Layer: DE_County_Summary (ID:4)
Count: 3
Extent:

XMin: -8436754.81646555
YMin: 4643336.21156815
XMax: -8354409.67405545
YMax: 4842574.72138879
Spatial Reference: 102100 (3857)

Layer: DC_County_Summary (ID:5)
Count: 1
Extent:

XMin: -8584932.30197998
YMin: 4691870.29831227
XMax: -8561514.68861874
YMax: 4720971.14624095
Spatial Reference: 102100 (3857)