This consultation was open from:
August 29, 2024
to October 13, 2024
Decision summary
St. Marys Cement Inc. (Canada), operating as CBM Ready Mix, requested to withdraw their application for an Environmental Compliance Approval (air). The application is considered withdrawn and no approval was issued.
Location details
Site address
410 Bowmanville Avenue
Bowmanville,
ON
Canada
Site location map
The location pin reflects the approximate area where environmental activity is taking place.
View this location on a map opens link in a new windowProponent(s)
St. Marys Cement Inc. (Canada), operating as CBM Ready Mix
55 Industrial Street
Toronto,
ON
M4G 3W9
Canada
Decision details
On July 16, 2025, St. Marys Cement Inc. (Canada), operating as CBM Ready Mix, requested to withdraw their application for an Environmental Compliance Approval (air). The application is considered withdrawn and no approval was issued.
The ministry closed the application on July 17, 2025.
Effects of consultation
No comments were received.
Supporting materials
View materials in person
Some supporting materials may not be available online. If this is the case, you can request to view the materials in person.
Get in touch with the office listed below to find out if materials are available.
135 St Clair Ave West
1st Floor
Toronto,
ON
M4V 1P5
Canada
How to Appeal
Appeals are not allowed
As no decision was made, there is no decision to appeal.
Connect with us
Contact
Client Services and Permissions Branch
135 St Clair Ave West
1st Floor
Toronto,
ON
M4V 1P5
Canada
Original proposal
Proposal details
This proposal is for a new Environmental Compliance Approval (air & noise) for St. Marys Cement Inc. (Canada), operating as CBM Ready Mix, for a ready-mix concrete plant located at 410 Bowmanville Avenue in Bowmanville, Ontario.
The sources at the facility include a baghouse, aggregate stockpiles, a front-end loader, hopper, and conveyor, three silos and a weigh scale, as well as all fugitive emissions from the delivery, storage, and transfer of materials associated with ready mix concrete operations.
Contaminant emissions to the atmosphere include:
- particulate matter
- respirable crystalline silica
- portland cement
- slag
Supporting materials
View materials in person
Some supporting materials may not be available online. If this is the case, you can request to view the materials in person.
Get in touch with the office listed below to find out if materials are available.
135 St Clair Ave West
1st Floor
Toronto,
ON
M4V 1P5
Canada
Comment
Commenting is now closed.
This consultation was open from August 29, 2024
to October 13, 2024
Connect with us
Contact
Client Services and Permissions Branch
135 St Clair Ave West
1st Floor
Toronto,
ON
M4V 1P5
Canada
Comments received
Through the registry
0By email
0By mail
0