Layer Estimates:

Layer: SC_BlockGroups_FeatureToPoin (ID:0)
Count: 3140
Extent:

XMin: -9277712.03738293
YMin: 3775409.97032047
XMax: -8749940.81848305
YMax: 4189768.19225857
Spatial Reference: 102100 (3857)

Layer: SC_BlockGroups (ID:1)
Count: 3140
Extent:

XMin: -9278555.83379301
YMin: 3772262.82921056
XMax: -8747424.74941643
YMax: 4192232.14373127
Spatial Reference: 102100 (3857)

Layer: SC_Boundary (ID:2)
Count: 1
Extent:

XMin: -9278555.83379303
YMin: 3772262.82921056
XMax: -8747424.74941645
YMax: 4192232.14373127
Spatial Reference: 102100 (3857)