GAP Maps allows you to view and print maps related to geogenic groundwater contamination. By creating a free login, you can also upload your own data to view, share or model. By default, your data are private, however you can choose to share them with individual users, with a community of users or publicly. You can also grid your point data or model them using logistic regression to produce a prediction map.

Use the buttons on the left and right sides of the screen to access and navigate GAP's maps and functionality:

Go to the Help to learn how to use a particular section by clicking the question mark or by using the Help link in the top bar.