Resources
Technical articles on biomass management, molecular diagnostics, and biological wastewater treatment.
Filamentous Organism Common Problem(s) Primary Causes / Selectors Notes / Typical Conditions Microthrix parvicella Bulking + Foaming Low temperature (
Feb 10, 2026Wastewater treatment professionals are increasingly leveraging microbial community analysis to optimize plant performance. Among the diverse microbial genera present, Paracoccus stands out for its multifaceted contributions to nitrogen and sulfur …
Jan 29, 2026Deflocculation is one of those operational problems that can turn a perfectly healthy activated sludge system into a cloudy, turbid mess. Instead of forming tight, settleable flocs, biomass disperses into …
Jan 20, 2026For decades, wastewater treatment has relied on the traditional “Bardenpho” approach: Nitrification followed by Denitrification. While reliable, this process is energy-intensive and often requires costly external carbon sources. As we …
Jan 15, 2026We’re breaking down common misconceptions about activated sludge, nitrification, and process control that might be costing you money and stability. As wastewater professionals, we operate at the intersection of rigorous …
Jan 8, 2026Lowering dissolved oxygen (DO) below 2 mg/L in aerobic wastewater treatment can reduce aeration energy costs, but it risks impairing nitrification (ammonia oxidation) and subsequent denitrification (nitrate/nitrite removal), leading to …
Dec 30, 2025Biological wastewater treatment is fundamentally driven by microbial metabolism, where microorganisms transform pollutants into less harmful compounds. The efficiency and sustainability of these processes hinge on the selection and sequence …
Dec 18, 2025Cyanide is one of the most feared contaminants in the industrial world. Known primarily for its extreme toxicity to human and aquatic life, its presence in wastewater presents a significant …
Dec 16, 2025When most people think of a wastewater treatment plant, they picture heavy machinery, massive concrete tanks, and complex piping. But the most important “technology” on-site isn’t made of steel—it’s alive. …
Dec 9, 2025A diverse community of bacteria, archaea, protozoa, and fungi acts as a living, dynamic ecosystem responsible for several critical purification processes: Importance to Operations (Stability and Efficiency) Microbial diversity is …
Dec 1, 2025Biological wastewater treatment is powered by microorganisms. Just like us, these tiny workers need a balanced diet to stay healthy and perform their job—breaking down pollutants. Their diet consists of …
Nov 18, 2025In biological wastewater treatment process efficiency relies on the health and stability of the microbial flocs— aggregates of bacteria, adsorbed organics, and inorganics. When these flocs break apart, a problem …