What is nitrogen removal in septic systems?

Nitrogen removal in septic systems is primarily concerned with the reduction of nitrogen levels to prevent groundwater contamination. In a typical septic system, nitrogen can originate from human waste and household activities, and if not effectively managed, it can seep into the surrounding environment, especially groundwater. High levels of nitrogen in groundwater can lead to problems such as algal blooms, which deplete oxygen and harm aquatic life, and can also affect drinking water quality.

The process of nitrogen removal aims to mitigate these risks by ensuring that the nitrogen is taken out of the wastewater before it reaches the groundwater. Various treatment processes, including biological and chemical methods, can facilitate this reduction.

Understanding the importance of nitrogen removal highlights the role it plays not only in safeguarding water quality but also in protecting ecosystems that rely on clean water sources.