Ontario Geological Survey Publications Database

The GeologyOntario (includes OGSEarth) web pages will be updated with a new look in the coming weeks, starting at the end of September 2021. The updated design improves the user experience by simplifying the layout, making the pages more mobile compatible, and aligning with other Ministry web pages. Please contact Alphons Evers ( if you encounter any issues after the change or have any questions.


New Publications were released on June 30, 2021.

The Ontario Geological Survey Publications (PUB) Database houses a large collection of geological reports, maps, and books that the Ontario Geological Survey (OGS) has published over the years. Clients have access to over 3000 reports and 10000 maps and 650 data releases published by the OGS throughout its history. This collection is a valuable resource for geoscientists, mineral explorationist, land-use planners, academics, and others who require quality geoscience data specific to the province.


In the Online search database, search results return metadata records of each publication and search within the text of all documents (PDF). All publications have been captured in digital format and items of interest can be immediately viewed, printed or downloaded.

Methods to View Data

The PUB database on the GeologyOntario application provides quick and effective access through an alphanumeric index allowing a search of the database by keywords.

The Geological Maps and Digital Data found on our OGSEarth page can also be viewed in Keyhole Markup Language (KML) format using Google Earth Opens in a new window or other applications compatible with KML.

The Publications database (PUB) can be viewed as a list. The list includes all reports, data and maps, with links to download the information. The page can be searched (within the web browser) for publication number, name, author, year, area, NTS scale (where applicable).
NOTE: The page contains a large amount of information (18 000+ records) and will take time to load completely. The OAFD, AMIS, ODHD and MDI information is not included in this list.

Further Information

Read our "About our Data" page to get more details on our publications

To automatically receive the Publications Release Notice by email, subscribe to the distribution list by contacting Publication Sales.

You can also use our Indexes to Maps (in map format) and our Indexes to Publications (in report format) to search for our maps, reports and data.

We are committed to providing accessible customer service Opens in a new window. If you need accessible formats or communications supports, please contact us.