Ammonia Nitrogen and Nitrate Trends in Pump-and-Treat Effluent: A Shanghai ChiMay Analytical Brief
Where Nitrogen Contamination Comes From Groundwater nitrogen impacts most commonly originate from: Fertilizer application on agricultural land. Concentrated animal feeding operations (CAFOs). Septic system leach fields, especially aging systems. Industrial ammonium discharges from fertilizer manufacturing and food processing. Landfill leachate, which routinely carries ammonia nitrogen in the tens to hundreds of mg/L, and higher in…