Trial by bacteriaAmmonia removal pilot projects seek to take on the challenges of biological wastewater treatment at mine sites

Ammonia removal pilot projects seek to take on the challenges of biological wastewater treatment at mine sites

By Sarah St-Pierre

October 19, 2023

A BioCord reactor curtain is prepared for installation at a mine site. Each curtain is customized to match the water depth in the pond and provide maximum contact between the contaminants and the biofilm. Courtesy of Bishop Water

In recent years, Canada’s metal and diamond mining effluent regulations (MDMER) have become more stringent when it comes to the levels of ammonia deemed permissible in treated wastewater effluent that is released from mine sites.

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