Layer Estimates:

Layer: AllegCo_MajorRivers (ID:0)
Count: 68
Extent:

XMin: 1279634.22561604
YMin: 320919.450938731
XMax: 1430546.31999113
YMax: 492775.098838776
Spatial Reference: 102729 (2272)

Layer: T2010CensusTracts_2012SuburbanNeedIndex (ID:1)
Count: 402
Extent:

XMin: 1242285.99927583
YMin: 320919.758018509
XMax: 1430547.52399875
YMax: 497566.016929999
Spatial Reference: 102729 (2272)