Layer Estimates:

Layer: Distance_Lines_Aermod (ID:0)
Count: 228
Extent:

XMin: -13709292.0636
YMin: 3005766.3702
XMax: -7954714.3707
YMax: 6075484.0151
Spatial Reference: 102100 (3857)

Layer: Distance_Lines_Hysplit (ID:1)
Count: 3109
Extent:

XMin: -14785614.5106
YMin: 2929343.8518
XMax: -7466695.2226
YMax: 7496131.7532
Spatial Reference: 102100 (3857)