Layer Estimates:

Layer: Index to 2014-2017 Terrain Datasets (ID:0)
Count: 93
Extent:

XMin: 356782.113806397
YMin: 9773.14723584056
XMax: 3102479.56636353
YMax: 1093675.4482453
Spatial Reference: 103122 (6543)
Vertical Spatial Reference: 105703 (6360)