Layer Estimates:

Layer: Alameda_County_Proposed_PUMA_Delineations (ID:0)
Count: 378
Extent:

XMin: -13619134.9308059
YMin: 4502199.0336447
XMax: -13521285.9353562
YMax: 4566143.34070197
Spatial Reference: 102100 (3857)