Layer Estimates:

Layer: ArchPolyline (ID:0)
Count: 3
Extent:

XMin: -9966933.3333
YMin: 4493342.3407
XMax: -9219701.5704
YMax: 5200402.963
Spatial Reference: 102100 (3857)

Layer: BasinPolygon (ID:1)
Count: 3
Extent:

XMin: -10143234.253848
YMin: 4145293.64560823
XMax: -8651518.61014987
YMax: 5661585.45855185
Spatial Reference: 102100 (3857)