Layer Estimates:

Layer: Guam_Coastal_Vignettes (ID:0)
Count: 10
Extent:

XMin: 16269602.0478695
YMin: 2864215.14412471
XMax: 16311802.9041277
YMax: 2917024.88829347
Spatial Reference: 102100 (3857)

Layer: Guam_Municipalities (ID:1)
Count: 19
Extent:

XMin: 16270082.7887675
YMin: 2864691.46497514
XMax: 16311328.4995629
YMax: 2916566.92520051
Spatial Reference: 102100 (3857)