What is a significant capability of advanced treatment processes compared to secondary treatment?

Advanced treatment processes are specifically designed to enhance the removal of particular compounds and pollutants in wastewater that are not effectively removed by conventional secondary treatment methods. These processes can target a wide range of contaminants, including nutrients like nitrogen and phosphorus, and challenging pollutants such as heavy metals, pharmaceuticals, and emerging contaminants.

This capability is crucial in addressing environmental concerns and regulatory standards related to water quality. Regulatory agencies often require advanced treatment for discharges to sensitive environments to ensure that harmful substances do not negatively impact aquatic ecosystems or human health.

While higher energy efficiency, lower capital costs, and faster treatment times might be advantageous in certain contexts, they are not the primary distinguishing feature of advanced treatment processes. The focus of these advanced methods is fundamentally about achieving superior pollutant removal, which aligns with the increasing need for effective treatment solutions in an era of stringent environmental regulations.