Greenstone Gold Mines GP Inc. - Environmental Compliance Approval (air)

Instrument type: Environmental Compliance Approval (air)

ERO number
019-5314
Ministry reference number
4648-C7ZGJ4
Notice type
Instrument
Act
Environmental Protection Act, R.S.O. 1990
Posted by
Ministry of the Environment, Conservation and Parks
Notice stage
Decision
Decision posted
Comment period
April 1, 2022 - May 1, 2022 (30 days) Closed
Last updated

There is no requirement to post this notice on the Environmental Registry of Ontario, but we wanted to hear your thoughts. Thank you for your feedback.

This consultation was open from:
April 1, 2022
to May 1, 2022

Decision summary

An Environmental Compliance Approval with Limited Operational Flexibility (air & noise) has been issued to Greenstone Gold Mines GP Inc., located in Greenstone, Ontario. The facility undertakes gold ore mining and milling.

Location details

Site address

8000 Highway 11
Geraldton, ON
P0T 1M0
Canada

Site location details

The property is located approximately 275 kilometers northeast of the city of Thunder Bay and approximately 4 kilometers south of the town of Geraldton, at the intersection of Provincial Highway 584 and Trans-Canada Highway 11.

Site location map

The location pin reflects the approximate area where environmental activity is taking place.

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Proponent(s)

Greenstone Gold Mines GP Inc.
2381 Bristol Circle
Unit B203
Oakville, ON
L5H 5S9
Canada

Decision details

An Environmental Compliance Approval with Limited Operational Flexibility (air & noise) has been issued to Greenstone Gold Mines GP Inc., located in Greenstone, Ontario. The facility undertakes gold ore mining and milling.

This approval replaces all the current Environmental Compliance Approvals for air and noise at this facility and includes the addition of new, or historically unapproved, sources of emissions.

This approval includes all sources at the facility, including:

  • aggregate extraction and processing
  • open pit development and mining (blasting, drilling, ore/mine rock extraction and material handling)
  • ore, mine rock and overburden handling, crushing and stockpiling
  • ore processing (crushing, milling, cyanide leaching, carbon-in-pulp processing, carbon stripping, electrowinning, gold dore bar production and carbon regeneration)
  • tailings management and treatment
  • fuel storage
  • maintenance facilities
  • an explosives plant
  • a concrete batch plant
  • mine water and sewage treatment
  • natural gas fired power generation
  • haul roadways

Emissions to the air from this facility include:

  • particulate matter including crystalline silica
  • metals including chromium, aluminum and nickel
  • products of combustion such as nitrogen oxides and sulphur dioxide

The Environmental Compliance Approval with Limited Operational Flexibility (air), when issued, permits modifications to the facility subject to limits on operational flexibility that include a production limit for the facility to be specified on the Environmental Compliance Approval with Limited Operational Flexibility (air).

The limited operational flexibility conditions have an expiry date. The company will be required to make an application for amendment at that time to renew these conditions.

Comments received

Through the registry

0

By email

0

By mail

0
View comments submitted through the registry

Supporting materials

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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.

MECP Thunder Bay District
Address

435 James Street South
3rd Floor, Suite 331B
Thunder Bay, ON
P7E 6S7
Canada

Office phone number
Client Services and Permissions Branch
Address

135 St. Clair Avenue West
Floor 1
Toronto, ON
M4V 1P5
Canada

Office phone number

How to Appeal

Appeals are not allowed

The issuance of this Environmental Compliance Approval (Air and Noise) is required to implement an undertaking that was approved under the Environmental Assessment Act. Section 32 of the Environmental Bill of Rights exempts these types of proposals for instruments from notice requirements under the Environmental Bill of Rights.

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Original proposal

ERO number
019-5314
Ministry reference number
4648-C7ZGJ4
Notice type
Instrument
Act
Environmental Protection Act, R.S.O. 1990
Posted by
Ministry of the Environment, Conservation and Parks
Proposal posted

Comment period

April 1, 2022 - May 1, 2022 (30 days)

Why consultation isn't required

The issuance of this Environmental Compliance Approval (Air and Noise) is required to implement an undertaking that was approved under the Environmental Assessment Act. Section 32 of the Environmental Bill of Rights exempts these types of proposals for instruments from notice requirements under the Environmental Bill of Rights.

We are voluntarily seeking feedback on this proposal. There is no public leave to appeal on the decision.

Proposal details

This proposal is for an Environmental Compliance Approval with Limited Operational Flexibility (Air and Noise), which replaces all the current Environmental Compliance Approvals for Air and Noise at this facility, and includes the addition of new, or historically unapproved sources of emissions from Greenstone Gold Mines GP Inc., an open pit gold mine and processing facility located in Geraldton, Ontario.

The proposal includes all sources at the facility, including:

  • an open pit
  • ore processing operations including crushing, blasting, and drilling
  • ore processing plants
  • waste rock storage areas
  • ore and overburden stockpiles
  • a lime storage silo
  • furnaces
  • kilns
  • chemical storage tanks
  • a portable crusher
  • bulldozing and grading operations
  • a tailings management facility
  • a natural gas-fuelled power plant
  • dust collectors
  • other ancillary equipment and support processes

Emissions to the air from this facility include:

  • particulate matter including crystalline silica
  • metals including chromium, aluminum and nickel
  • products of combustion such as nitrogen oxides and sulphur dioxide

The Environmental Compliance Approval with Limited Operational Flexibility (Air and Noise), when issued permits modifications to the facility subject to limits on operational flexibility that include a production limit for the facility to be specified on the Environmental Compliance Approval with Limited Operational Flexibility (Air and Noise). The limited operational flexibility conditions have an expiry date. The company will be required to make an application for amendment at that time to renew these conditions.

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.

Comment

Commenting is now closed.

This consultation was open from April 1, 2022
to May 1, 2022

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