Layer Estimates:

Layer: Nuclear Tests (ID:0)
Count: 1061
Extent:

XMin: -13178139.3562763
YMin: 4410292.79885736
XMax: -12902605.8054444
YMax: 4750377.71893234
Spatial Reference: 102100 (3857)

Layer: Counties (ID:1)
Count: 41
Extent:

XMin: -13359060.9151912
YMin: 4164134.21629079
XMax: -12694836.9157244
YMax: 5161310.94318619
Spatial Reference: 102100 (3857)

Layer: Social Vulnerability Index (ID:2)
Count: 41
Extent:

XMin: -13359060.9582376
YMin: 4164134.1725
XMax: -12694836.8265793
YMax: 5161310.95316812
Spatial Reference: 102100 (3857)