Layer Estimates:

Layer: Hospitals (ID:0)
Count: 6
Extent:

XMin: -122.473035493
YMin: 37.4339681750001
XMax: -122.173804134
YMax: 37.6796201380001
Spatial Reference: 4326 (4326)

Layer: Kaiser_Redwood_City_by_ZIP (ID:2)
Count: 37
Extent:

XMin: -122.70898
YMin: 37.22062
XMax: -121.80028
YMax: 38.4460300000001
Spatial Reference: 4326 (4326)

Layer: Kaiser_South_San_Francisco_by_ZIP (ID:3)
Count: 33
Extent:

XMin: -122.64014
YMin: 37.3193600000001
XMax: -121.7151
YMax: 38.2305900000001
Spatial Reference: 4326 (4326)

Layer: Mills_Peninsula_by_ZIP (ID:4)
Count: 26
Extent:

XMin: -122.50857
YMin: 37.3146100000001
XMax: -121.52084
YMax: 38.6121200000001
Spatial Reference: 4326 (4326)

Layer: Sequoia_by_ZIP (ID:5)
Count: 25
Extent:

XMin: -122.43387
YMin: 37.2716500000001
XMax: -122.01885
YMax: 37.9207700000001
Spatial Reference: 4326 (4326)

Layer: Seton_Medical_Center_by_ZIP (ID:6)
Count: 22
Extent:

XMin: -122.72005
YMin: 37.3169300000001
XMax: -121.98157
YMax: 38.44958
Spatial Reference: 4326 (4326)

Layer: Stanford_by_ZIP (ID:7)
Count: 57
Extent:

XMin: -122.48852
YMin: 36.9751400000001
XMax: -121.23492
YMax: 38.7514800000001
Spatial Reference: 4326 (4326)

Layer: Bay_Area_Counties (ID:8)
Count: 9
Extent:

XMin: -123.533759498
YMin: 36.892980929
XMax: -121.208190951
YMax: 38.8642500340001
Spatial Reference: 4326 (4326)

Layer: PT_Strokes_by_Zip (ID:9)
Count: 317
Extent:

XMin: -123.533546999694
YMin: 36.8929809291266
XMax: -121.208190951052
YMax: 38.8642500337122
Spatial Reference: 4326 (4326)