Layer Estimates:

Layer: Underwater Hazards (ID:0)
Count: 18
Extent:

XMin: -10738794.4639674
YMin: 3594341.90311467
XMax: -10737121.7772987
YMax: 3596491.26699866
Spatial Reference: 102100 (3857)

Layer: Known Outward Extent of Feature (ID:9)
Count: 8
Extent:

XMin: -10738804.4657558
YMin: 3594331.90456332
XMax: -10737111.7688726
YMax: 3596501.35863734
Spatial Reference: 102100 (3857)

Layer: Length (m) (ID:7)
Count: 8
Extent:

XMin: -10738794.4657558
YMin: 3594341.90456332
XMax: -10737121.7688726
YMax: 3596491.35863733
Spatial Reference: 102100 (3857)