Orphan Inventory

OWA Orphan Lists

The attached lists of orphan properties are available as a downloadable Portable Document Format (PDF) file, viewable with Adobe Acrobat Reader.

The first list contains wells which are licensed to defunct and/or insolvent licensees and are designated orphans by the AER for the purpose of abandonment.  Legacy wells under long term care and custody are excluded.  Please contact the Orphan Well Association for more information.

The third list contains lists of pipeline segments designated orphans by the AER.

The fourth list contains sites presently under reclamation.

If you are having difficulties viewing these lists, please contact: Marcia Baker at (403) 297-6416 or by email info@orphanwell.ca

For information on how to take over an orphan well, please see the Producers.

PLEASE NOTE: Only assets designated as orphan by the AER are under the management of the OWA.

As of March 23, 2020, orphan inventory counts are as follows:

2789 Orphan Wells for Abandonment PDF
233 Orphan Facilities for Decommissioning PDF
4113 Orphan Pipeline Segments for Abandonment PDF
3331 Orphan Sites for Reclamation PDF
914 Orphan Reclaimed Sites PDF


AER Well Information

See attached for a list of wells with production information from the AER. Please note the AER disclaimer at the end of the attached list and that the AER list includes multiple events. For any further inquiries about the information in this report, please contact the AER at liabilitymanagement@aer.ca

AER_Licence_Details_Report EXCEL

The Orphan Well Association or OWA makes no representation, warranties, or guarantees, expressed or implied, for the fitness of the data with respect to its use. The OWA is not responsible for any costs incurred from use of the information in this list.

The AER Licence Details Report includes multiple events for individual wells in order to report production. Therefore there will be more entries than number of wells. Users of this list are advised that it does not necessarily reflect the current inventory of orphan wells held by the OWA and users are responsible for confirming any information used.