Layer Estimates:

Layer: GRTE_Snake_River_Channel (ID:1)
Count: 18
Extent:

XMin: 521656.184986116
YMin: 4829812.14967751
XMax: 562483.065596228
YMax: 4911461.53679791
Spatial Reference: 102059 (6341)

Layer: GRTE_Snake_River_Corridor (ID:2)
Count: 19
Extent:

XMin: 521358.801386038
YMin: 4829307.80717739
XMax: 562823.217096311
YMax: 4911700.65999797
Spatial Reference: 102059 (6341)