Layer Estimates:

Layer: PhiladelphiaWatercoursesDesignatedProtection_Line2016 (ID:0)
Count: 1446
Extent:

XMin: -8404015.81764998
YMin: 4825448.71361314
XMax: -8309514.56978964
YMax: 4897138.28584464
Spatial Reference: 102100 (3857)