Layer Estimates:

Layer: Coastline_Pre_Eruption (ID:0)
Count: 13
Extent:

XMin: -17838623.6474503
YMin: 2144423.64165448
XMax: -17232994.7343617
YMax: 2539457.81012757
Spatial Reference: 102100 (3857)

Layer: Coastline_Post_Eruption (ID:1)
Count: 13
Extent:

XMin: -17838623.6474503
YMin: 2144423.64165448
XMax: -17232994.7343617
YMax: 2539457.81012757
Spatial Reference: 102100 (3857)