Layer Estimates:

Layer: Water Supply Natural Source (ID:0)
Count: 41
Extent:

XMin: 1678230.765
YMin: 5652662.31
XMax: 1739431.151
YMax: 5701913.895
Spatial Reference: 2193 (2193)

Layer: Water Supply Storage Unit (ID:1)
Count: 27
Extent:

XMin: 1674881.168
YMin: 5658595.104
XMax: 1720957.536
YMax: 5683536.424
Spatial Reference: 2193 (2193)

Layer: Water Supply Treatment Plant (ID:2)
Count: 6
Extent:

XMin: 1677693.073
YMin: 5659382.6397
XMax: 1720448.581
YMax: 5683057.485
Spatial Reference: 2193 (2193)