Cielo Vista Farms Inc. - Environmental Compliance Approval (sewage)

Instrument type: Environmental Compliance Approval (sewage)

ERO number
026-0793
Ministry reference number
6098-DVHHQ4
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
July 24, 2026 - September 7, 2026 (45 days) Open
Last updated

This consultation closes at 11:59 p.m. on:
September 7, 2026

Proposal summary

This proposal is for an amendment to the Environmental Compliance Approval (sewage) no. 9113-BXXRYG to accommodate for an expansion of the existing Wastewater Treatment Plant (WWTP) located at 756 Ontario Highway 77 in the Municipality of Leamington, Ontario.

Location details

Site address

768 Highway 77
Leamington, ON
N8H 3V8
Canada

Site location map

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Proponent(s)

Cielo Vista Farms Inc.
768 Ontario Highway 77
Leamington, ON
N8H 3V8
Canada

Proposal details

This proposal is for an amendment to the Environmental Compliance Approval (sewage) no. 9113-BXXRYG to accommodate for an expansion of the existing Wastewater Treatment Plant (WWTP) located at 756 Ontario Highway 77 in the Municipality of Leamington, Ontario. The WWTP consists of Pre-Treatment and Flow Equalization, and a Moving Bed Biofilm Reactor (MBBR).

The WWTP only receives residential sewage from on site bunk houses, warehouses, and offices totaling an average flow rate of 48,000 litres per day and the operates at a rated capacity of 60,000 litres per day. The WWTP does not receive industrial wastewater generated by the greenhouse processes.

The proposed development expansion will increase the ultimate daily design flow of the system to 101,150 litres per day after the completion of Phase 4 and sized to accommodate the ultimate daily design flow of 180,000 litres per day after the completion of the Phase 5 development.

The Phase 4 Treatment system Upgrades will consist of the following: Coagulant Dosing System, Filter Feed (effluent) Pumps, Tertiary Filter System, Backwash Pumps and Control Panels.

Phase 5 Treatment System Upgrades will consist of the following: Equalization Tank, Primary/Secondary Sludge Storage, Primary Clarifier, Bioreactor 1 and 2, Floc Reactor, Secondary Clarifier and Intermediate Pump Tank.

Supporting materials

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Client Services and Permissions Branch
Address

40 St. Clair Avenue West
Floor 2
Toronto, ON
M4V 1M2
Canada

Office phone number

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