![An Introduction to Passive Nitrogen Removal](https://cole-onsiteinstaller.imgix.net/https%3A%2F%2Fwww.onsiteinstaller.com%2Fuploads%2Fimages%2Fmastec0_180103_153050.gif?crop=focalpoint&fit=crop&fp-x=0.5&fp-y=0.5&h=620&ixlib=php-1.1.0&q=75&w=1024&s=b2a326994ae6d0cbfd91b6c7e430b6da)
Conventional soil treatment areas are designed to have an aerobic environment for the removal of organic material (BOD) and pathogens. This aerobic environment is also very conducive to nitrification — the biological oxidation of NH4+ to NO3-. The nitrate formed by nitrification...