"The ultimate app for Geography/Geology amateurs and professionals."
- Mel Martin, TUAW.com

Geograph WI is the edition of the popular GIS (geographic information system) covering the state of Wisconsin. It is a self-contained application (no Internet or cellular access required) that contains a vast amount of information about the geography and geology of the Badger State. Using the iPhone's GPS, it enables you to navigate the state and get a much better understanding of your surroundings, identify geological formations, mines, rivers, school districts, etc....

This release contains 26 layers, which can be combined in any desired way:

- states outlines
- the complete geological map from USGS
- surficial materials
- terrain elevation
- zip codes
- over 3,000 named features (summits, tunnels, cliffs, bridges, etc...)
- glacial limits
- U.S. congressional districts
- over 6,000 mineral resources
- active mines
- old faults
- public land ownership
- hydrologic units
- EPA ecological regions
- USGS quadrangles
- township and range
- urban areas
- counties
- hydrology
- roads and major streets
- railroad tracks
- cities and towns
- potassium/argon dates
- state plane zones
- UTM zones
- main aquifers

In addition, this release introduces a number of additional layers, which can be downloaded for free from the application:

- state assembly districts
- state senate districts
- dams
- deer management units (useful for hunters)
- turkey management zones
- bear management zones
- 12,000 geodetic points
- elementary school districts
- secondary school districts
- unified school districts
- cities and villages
- towns
- Indian areas
- landmark areas
- landmark points

with more layers to come.

Each layer contains additional information about each feature. For instance, the geology layer has a description of the unit's name, age range, rock type, and description. Each mine has a name, a commodity, a facility type, and a company name. See our web site for more information about each layer.

There have been major improvements since the release of the sister programs covering AZ, CA, CO, FL, ID, MN, MT, NM, NV, NY/NJ/CT, TX, UT, WA/OR, and WY. Several significant bugs have been fixed.