Layer Estimates:

Layer: National Hydrography Dataset Plus Version 2.1 Monthly Flow and Velocity (ID:11)
Count: 3035617
Extent:

XMin: -19018603.0013456
YMin: -1617179.76582251
XMax: 16233794.0140727
YMax: 6339009.28920302
Spatial Reference: 102100 (3857)

Layer: WBDHU4 (ID:26)
Count: 240
Extent:

XMin: -19951757.2398473
YMin: -1622987.13743193
XMax: 20021552.0744042
YMax: 11554277.9855225
Spatial Reference: 102100 (3857)

Layer: WBDHU8 (ID:27)
Count: 2361
Extent:

XMin: -19951757.2398473
YMin: -1622987.13743193
XMax: 20021552.0744042
YMax: 11554277.9855225
Spatial Reference: 102100 (3857)

Layer: WBDHU10 (ID:28)
Count: 18667
Extent:

XMin: -19951757.2398473
YMin: -1622987.13743193
XMax: 20021552.0744042
YMax: 11554277.9855225
Spatial Reference: 102100 (3857)

Layer: WBDHU2 (ID:29)
Count: 22
Extent:

XMin: -19951757.2398473
YMin: -1622987.13743193
XMax: 20021552.0744042
YMax: 11554277.9855225
Spatial Reference: 102100 (3857)