The Map Layers Widget is housed within the Sidebar Panel on the right.
You can expand or contract the width of this Sidebar Panel.
You can collapse the Sidebar Panel by clicking on the Sidebar Handle.
Zoom out to the default map extent. Make sure all layers have been turned off.
Turn on the Zip Code layer by checking the visibility box.
The Zip Code boundaries will appear in purple.
The display is scale dependent.
As you zoom in you will begin to see more details.
The Zip Code values will show up.
Turn on the City Layer.
Click on the Legend Icon next to the City Layer.
The City Legend will appear.
Expand the Layer Menu to see more options.
You can increase the Layer Transparency for improved visibility.
Expand the City Layer.
There is a City layer nested within.
Open the Menu to see additional options.
Export All to a CSV file.
Open your Downloads folder:
Open this CSV file in Excel.
You will get an Excel Table with a list of all the Cities and Towns in Maricopa County.
The layer visibility is scale dependent.
Notice that the Parcel Layer is grayed out.
If you check this layer to turn it on, nothing will draw.
Expand the Parcel Layer.
There are two sublayers within the Parcel Layer Group.
Turn on the Subdivision Layer and the Parcel Layer.
Turn everything else off.
Click on the Zoom In Tool one step at a time to see how layer visibility is tied to the scale threshold.
Parcel Boundaries will begin to appear.
Subdivision Names will begin to appear.
Parcel Numbers will begin to appear.
Setting scale thresholds helps to reduce map clutter.
More information is revealed as you zoom in closer.
Click on the Legend Icon next to the Parcel Layer Group.
This will reveal the Legend.
Turn on the 2022 Aerials.
Expand the 2022 Aerials Layer Group.
Turn on the Footprint Layer.
Turn off the Parcel Layer.
You will see the Tile Boundaries in purple.
You will get the information on the exact Flight Date, the resolution of the aerial image and the Tile Number.
Example:
Flight Date = 10/12/2022
Resolution = 0.25 ft
Tile Number = 700870
Turn on the 2021 Aerials.
Notice that it does not show up.
The reason being these map layers are drawn in the order they are stacked in the Map Layers Widget.
Layers on top will mask layers beneath them.
Turn off the 2022 Aerials.
This makes the 2021 Aerials visible.
Expand the 2021 Aerials Layer Group.
Turn on the Footprint Layer nested within this Layer Group.
You will see the Footprint Information.
Example:
Flight Date = 11/10/2021
Resolution = 0.25 ft
Tile Number = 700870
Turn off the 2021 Aerials.
Turn on the 2004 Aerials.
Expand this Layer Group.
You will find another Layer Group named Aerial Image.
Expand the Aerial Image Layer Group.
Turn on the Footprint Layer.
You will see the Tile Boundaries drawn in purple, and the Footprint information.
Flight Date = 11/30/2004
Resolution = 0.8 ft
Tile Number = 700870
Click on the Home Button to zoom out to the default map view.
Turn off all the Layers in the Map Layers Widget.
Turn on the 2022 Aerials.
It covers all of Maricopa County.
Turn off the 2022 Aerials.
Turn on the 2021 Aerials.
This one still covers all of Maricopa County.
Keep repeating this cycle as you step through all the past Aerials.
Turn on the 2002 Jan – 2002 Dec Aerials.
Notice this has partial coverage.
All the Historical Aerials starting with 2000 Jan – 2000 Apr and older are in black and white.
Turn on the 2000 Jan – 2000 Apr Aerials.
Some have empty spots with no coverage.
Turn on the 1986 Aerials.
If you happen to zoom into an empty region you will see the Streets Basemap.
This is the reason why the Aerial Photography Not Available Layer is turned on by default.
It shows you the regions where the Aerial Photography for that specific year is not available.
