by Erik Rumbaugh | Aug 19, 2025 | Biofilms
Pseudomonas bacteria are proving to be formidable opponents in industrial cooling towers, rapidly developing resistance to glutaraldehyde biocides that were once highly effective. Here’s what’s happening: The Challenge: Pseudomonas species possess...
by Erik Rumbaugh | Aug 12, 2025 | Biological Nutrient Removal, Filamentous Bulking
As the summer months continue, wastewater treatment plants face a surge in operational hurdles. Higher temperatures not only accelerate biological processes but also exacerbate issues like reduced oxygen levels and microbial imbalances. For operators, this means...
by Erik Rumbaugh | Aug 6, 2025 | Wastewater Monitoring, Wastewater Procedure, Wastewater Troubleshooting
🧠 When biomass whispers, OUR listens. Oxygen Uptake Rate (OUR) is the microbial pulse check every operator should have in their back pocket. Measured with a simple dissolved oxygen (D.O.) meter in a BOD bottle, OUR reveals how actively the biological community is...
by Erik Rumbaugh | Jul 30, 2025 | Whitepaper
Executive Summary Aquaculture is rapidly evolving to meet global protein demands while minimizing environmental impact. This whitepaper explores the integration of AB PALU – a targeted multi-enzyme blend produced by aseptic fermentation of Bacillus subtilis. AB...
by Erik Rumbaugh | Jul 27, 2025 | Uncategorized, Wastewater Microbiome, Wastewater Monitoring, Wastewater Testing
The Shannon Diversity Index (H’) is a widely used metric in ecology to quantify the biodiversity of a community. In the context of wastewater treatment, it measures the diversity and evenness of microbial species within the activated sludge biomass. This...
