Layer Estimates:

Layer: HUC2 (ID:0)
Count: 22
Extent:

XMin: -19951748.9265
YMin: -1622972.1688
XMax: 20021551.9011
YMax: 11554273.7143
Spatial Reference: 102100 (3857)

Layer: HUC6 (ID:1)
Count: 387
Extent:

XMin: -19951748.9265
YMin: -1622972.1688
XMax: 20021551.9011
YMax: 11554273.385
Spatial Reference: 102100 (3857)