Evolution Mining Gold Operations Ltd. - Environmental Compliance Approval (sewage)

Instrument type: Environmental Compliance Approval (sewage)

ERO number
025-0017
Ministry reference number
2245-D3JHQL
Notice type
Instrument
Act
Environmental Protection Act, R.S.O. 1990
Posted by
Ministry of the Environment, Conservation and Parks
Notice stage
Proposal
Proposal posted
Comment period
January 8, 2025 - February 22, 2025 (45 days) Open
Last updated

This consultation closes at 11:59 p.m. on:
February 22, 2025

Proposal summary

This proposal is for an amendment to Environmental Compliance Approval No. 7519-CGJGC4 issued to Evolution Mining Gold Operations Ltd. for industrial sewage works servicing the Evolution Mining Red Lake Operation - Campbell Site, located at 15 Eric Radford Way, Balmertown, Municipality of Red Lake, District of Kenora, Ontario.

Location details

Site address

15 Eric Radford Way
Balmertown, ON
Canada

Site location map

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Proponent(s)

Evolution Mining Gold Operations Ltd.
15 Eric Radford Way
Red Lake, ON
P0V 1C0
Canada

Proposal details

This proposal is for an amendment to Environmental Compliance Approval No. 7519-CGJGC4 issued to Evolution Mining Gold Operations Ltd. for industrial sewage works servicing the Evolution Mining Red Lake Operation - Campbell Site, located at 15 Eric Radford Way, Balmertown, Municipality of Red Lake, District of Kenora, Ontario. The proposal includes:

  1. Deposition of Campbell Mill tailings into the Red Lake Tailings Storage Facility (TSF) to facilitate closure of the tailings facility at Campbell Complex;
  2. An effluent pipeline from the Red Lake Complex, to transfer treated effluent, in circumstances when the effluent exceeds permitted ammonia levels, to the Campbell polishing pond and wetlands system for additional treatment and discharge to Balmer Lake through existing final effluent Campbell outlet – WETOUT;
  3. Wetland expansion (pending revised Application Form to add this to the scope of proposal) to aid in ammonia treatment for consolidated tailings operation;
  4. Upgrades to Campbell Mill to control the pH of mill tailings prior to discharging into in Red Lake TSF; and
  5. Groundwater monitoring program update

Supporting materials

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Client Services and Permissions Branch
Address

135 St Clair Ave West
1st Floor
Toronto, ON
M4V 1P5
Canada

Office phone number

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