Water Quality Matters Looking Ahead at Biological Treatment Advances First published: 30 May 2023 No abstract is available for this article. References Brown J, Carlo P, Cleveland C, et al. 2016. Two-Stage, Fixed-Bed Biodenitrification at the City of Delano: Pilot Testing to Full-Scale Implementation. AWWA International Biological Treatment Symposium, January 27–28. Long Beach, Calif. https://bit.ly/3kRxCnl Lautenschlager K, Hwang C, Ling F, et al. 2014. Water Res. 62: 40.