Layer Estimates:

Layer: MS4 Regulated Areas (ID:0)
Count: 1
Extent:

XMin: 312507.245958591
YMin: 220662.82641939
XMax: 743138.671933338
YMax: 668976.61240852
Spatial Reference: PROJCS["New_England_Albers_Equal_Area_Conic",GEOGCS["GCS_North_American_1983",DATUM["D_North_American_1983",SPHEROID["GRS_1980",6378137.0,298.257222101]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Albers"],PARAMETER["False_Easting",500000.0],PARAMETER["False_Northing",0.0],PARAMETER["Central_Meridian",-71.5],PARAMETER["Standard_Parallel_1",41.5],PARAMETER["Standard_Parallel_2",44.5],PARAMETER["Latitude_Of_Origin",39.0],UNIT["Meter",1.0]]