Layer Estimates:

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

XMin: 574088.894731551
YMin: 2670129.83617997
XMax: 773569.664404392
YMax: 2957099.99288157
Spatial Reference: 102686 (2249)