If algae is clogging the filters in a water plant, what is the most probable solution?

Controlling the nutrients in the water source is a proactive approach to managing algae growth. Algae thrive on nutrients such as nitrogen and phosphorus, which are commonly found in surface water sources. If these nutrients are not effectively managed, algae can proliferate, leading to clogging of filters and other operational challenges in a water treatment plant.

By reducing the levels of these nutrients entering the water supply, you can diminish the likelihood of algae blooms, which in turn helps maintain the efficiency of the filters. This approach addresses the root cause of the problem rather than merely reacting to the symptoms, such as clogging filters. Implementing strategies like agricultural runoff management, treatment of wastewater before discharge, and natural vegetation management can significantly impact nutrient loading.

Other options may address immediate issues but do not provide a long-term solution. Changing filters or using different filter materials can offer temporary relief but will not prevent algae from returning. Increasing water pressure might help in the short term to push through clogged filters, but it does not resolve the underlying issue of nutrient availability that fuels algal growth. Thus, managing the nutrient levels is essential for sustainable water quality management.