Tag: frequently asked questions
Coagulation and Flocculation: Essential Steps in Water Purification Coagulation flocculation water treatment is the frontline process that decides whether downstream filtration, membranes and disinfection will meet turbidity and DBP precursor targets. This article turns coagulation chemistry into practical decisions—coagulant and polymer selection, rapid mix and flocculation G and time ranges, jar testing and pilot methods, […]
FACILITY BASIC INFORMATION Plant Name: South Wastewater Treatment Plant (SWWTP) Location: 2850 Gardere Lane, Baton Rouge, East Baton Rouge Parish, LA 70820 Operating Authority: City of Baton Rouge / Parish of East Baton Rouge (Dept. of Environmental Services) Design Capacity: 200 MGD (Peak Hydraulic) / 102 MGD (Design Average) Current Average Flow: ~65 MGD Population […]
Introduction One of the most persistent challenges in water and wastewater design is the “specification inertia” that dictates instrumentation choices. Engineers often replicate previous specifications without re-evaluating whether the technology has evolved or if the application demands have shifted. A staggering number of process upsets—estimates suggest up to 40% of minor deviations—can be traced back […]
Wastewater Aeration Systems: Improving Treatment Efficiency Aeration system wastewater installations typically consume 45 to 60 percent of a municipal treatment plant energy budget and determine whether biological processes meet effluent nitrogen and BOD targets. This guide gives plant managers, process engineers, and operators a practical roadmap for selecting, designing, operating, retrofitting, and maintaining aeration system […]
Understanding Nitrification and Denitrification in Wastewater Treatment Meeting tight effluent nitrogen limits demands a clear grasp of the nitrification denitrification process and how it responds to changing loads, temperature, and carbon availability. This practical guide unpacks the microbial pathways and stoichiometry behind ammonia oxidation and nitrate reduction, provides numeric design and operating ranges for SRT, […]
Introduction In municipal and industrial fluid handling, the integrity of a pump station relies not just on the hydraulic mover, but on the monitoring and control loop that governs it. A surprising statistic in water utility management reveals that up to 30% of pump efficiency loss is masked by inaccurate discharge monitoring, leading to undetected […]
FACILITY BASIC INFORMATION Plant Name: Blue Lake Wastewater Treatment Plant Location: 6949 Highway 101, Shakopee, Scott County, MN 55379 Operating Authority: Metropolitan Council Environmental Services (MCES) Design Capacity: 52.0 MGD (Liquid Stream) Current Average Flow: ~32.0 MGD Population Served: ~320,000 residents Service Area: 28 communities in Scott, Carver, and Hennepin Counties Receiving Water Body: Minnesota […]
Introduction In the world of fluid dynamics and utility management, the cost of measurement inaccuracy is rarely just a rounding error; it is a direct hit to operational budgets and regulatory compliance. For municipal consulting engineers and plant directors, the challenge often lies in distinguishing between equipment designed for widespread utility distribution and instrumentation engineered […]
UV Water Disinfection: A Proven Method for Safe Drinking Water Ultraviolet water disinfection uses germicidal UV-C to inactivate bacteria, viruses, and protozoa without introducing chemical residuals. This article gives municipal decision makers, plant designers, and operators the technical guidance they need: dose metrics in mJ/cm2 and log reductions, reactor hydraulics and UVT limits, lamp and […]
Plant Name: City of Bend Water Reclamation FacilityLocation: Bend, Deschutes County, OregonOperating Authority: City of Bend Utilities DepartmentDesign Capacity: 12.5 MGD (Max Month Flow)Current Average Flow: ~6.5 – 7.5 MGD (Seasonal Variance)Population Served: ~107,000 residentsService Area: City of Bend Urban Growth Boundary (UGB)Receiving Water Body: Groundwater (Deschutes Aquifer) via Evaporation/PercolationPermit Type: Oregon DEQ WPCF Permit […]