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 firstname.lastname@example.org
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 November 1, 2020, orphan inventory counts are as follows:
|2342 Orphan Wells for Abandonment||EXCEL|
|262 Orphan Facilities for Decommissioning||EXCEL|
|2999 Orphan Pipeline Segments for Abandonment||EXCEL|
|3737 Orphan Sites for Reclamation||EXCEL|
|979 Orphan Reclaimed Sites||EXCEL|
|105 Orphan Sites for Reclamation Requiring Surface Equip Removal||EXCEL|
OWA Orphan List Summary
The following summary is a breakdown of abandonment and reclamation work completed or ongoing in 2020.
2342 Orphan Wells for Abandonment
- 27% downhole decommissioning/abandonment completed
- 37% planned for decommissioning/abandonment in 2020
3737 Orphan Sites for Reclamation
- 37% in environmental assessment phase
- 5% in remediation phase
- 22% in reclamation phase
- 30% in vegetation monitoring only or final certification phase
Orphan Sites by Map
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 email@example.com
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.