Southgate Renewables GP Inc., as general partner for and on behalf of Southgate Renewables LP - Environmental Compliance Approval (air)

This proposal is to amend the Environmental Compliance Approval (multimedia) No. 1984-BD9NBD for Southgate Renewables GP Inc., as general partner for and on behalf of Southgate Renewables LP, for the operation of an organics recycling anaerobic digester facility, located in the Township of Southgate, Ontario.

This application is to consolidate odour control units, increase the size of the Combined Heat and Power Co-Generator (CHP) to two (2) 1.5 megawatt CHPs, add biomass or natural gas boilers for heating, and increase the size of the emergency generator to a 500-kilowatt diesel generator. The sources at the facility include odour control units, biomass boilers, natural gas CHPs, biogas upgraders, emergency flares, emergency pressure relief valves, and a standby generator. Contaminant emissions to the atmosphere include:

• total reduced sulphur,
• mercaptan,
• particulate matter,
• sulphur dioxide,
• nitrogen oxides,
• methane, and
• carbon dioxide.