Montana DEQ Digital Atlas/Online Query Service

The Montana Department of Environmental Quality, Remediation Division, Permitting and Compliance Division (Waste and Underground Tank Management Bureau), Petroleum Tank Release Compensation Board (PTRCB) and the Montana State Library, Natural Resource Information System (NRIS) are cooperatively providing database information via the NRIS Digital Atlas interactive mapper and Online Query Service. Every Monday at 7:00 am, current DEQ and PTRCB database information from the agencies listed above is uploaded to the NRIS data warehouse. The information is then available for use via the Digital Atlas and Online Query Service tools.

Data layers available for display and reporting purposes on these sites include: Active and Inactive Regulated Underground Storage Tank sites, Abandoned/Inactive Mine sites, Active and Inactive Leaking Underground Storage Tank sites, State and Federal Superfund sites (including CERCLA, CECRA, WQA, ACGP, CALA, VCRA, and Brownfields), and Petroleum Tank Release Compensation Board sites.

To view database information via the DEQ Online Query Service, do the following:

  1. Click the following link to go to the Online Query Service site.
  2. Once there, select some kind of search criteria and click the Submit button.
  3. You can download an Excel spreadsheet of search results at any time by clicking the Download Data button on the upper right-hand part of the screen (data will be downloaded in a .ZIP file format).

To view database information on the Digital Atlas site, do the following:

  1. Click the following link to go to the NRIS Digital Atlas site.
  2. Once there, pick a study area (if you select city or county you are then taken to a city or county selection map where you can graphically click on the city or county you want to see information for).
  3. After selecting a study area you will be taken to a data layer category selection screen. Remediation data is found by clicking the Environmental Impacts tab then clicking on one of the Remediation Data layers that appear at the top of the next screen.

Digital Atlas help files are available, click below to view:
NRIS Digital Atlas Help Web Page