Environment & Water
Water & Wastewater Treatment Simulators
A focused Environment & Water hub for water & wastewater treatment tools, keeping related formulas, assumptions, and engineering checks together.
16 simulators
Adjacent categories
Simulator list
Activated Sludge CSTR Simulator
Water & Wastewater Treatment
A real-time activated-sludge calculator built on Monod kinetics and a completely-mixed (CSTR) steady-state mass balance. Move sliders for influent BOD, reactor volume, f…
Arsenic Removal by Iron Oxide Adsorption Simulator
Water & Wastewater Treatment
Size the iron-oxide adsorption process used to treat arsenic-contaminated groundwater in Bangladesh, India, the US Southwest and other regions.
Trickling Filter / Biofilter Design Simulator
Water & Wastewater Treatment
Size a trickling filter — the classical fixed-film bioprocess that treats wastewater on a biofilm that grows over rock or plastic media.
Coagulation Flocculation G Value Simulator
Water & Wastewater Treatment
Coagulation Flocculation G Value Simulator updates live numeric results and charts as inputs change, supporting early design checks and model review.
Constructed Wetland Wastewater Treatment Simulator
Water & Wastewater Treatment
Design a constructed wetland that uses plants, soil and microbes to polish wastewater.
Desalination Energy Recovery Simulator
Water & Wastewater Treatment
Desalination Energy Recovery Simulator updates live numeric results and charts as inputs change, supporting early design checks and model review.
Membrane Filtration (MF/UF/NF/RO) MWCO Simulator
Water & Wastewater Treatment
Compare microfiltration, ultrafiltration, nanofiltration and reverse osmosis on a single screen.
Ozone Water Treatment Simulator — AOP, Bromate & CAO Contactor Sizing
Water & Wastewater Treatment
Evaluate drinking-water and water-reuse ozone (O₃) treatment in real time: CT value, bromate (BrO₃⁻) byproduct, DOC removal, CAO counter-current contactor volume, and ge…
Ozone & UV Disinfection (CT, IT) Simulator
Water & Wastewater Treatment
Design the disinfection step of a drinking-water or wastewater treatment train using CT (concentration × time) or IT (UV dose). Pick a pathogen and a method, set the rea…
River Pollutant Dilution Simulator
Water & Wastewater Treatment
When treated sewage or industrial effluent is discharged into a river, the river dilutes it.
Seawater Desalination Simulator — RO Membrane Energy Calculator
Water & Wastewater Treatment
Simulate seawater desalination processes. Calculate osmotic pressure, recovery ratio, and energy use. Compare RO, MSF, and MED technologies in real time.
Swimming Pool Chlorine Decay & CT Value Simulator
Water & Wastewater Treatment
From free residual chlorine, pH, water temperature and bather load, this tool computes the HOCl efficacy fraction, chlorine decay rate, daily sodium hypochlorite demand,…
Membrane Bioreactor (MBR) Wastewater Design Simulator
Water & Wastewater Treatment
Size a membrane bioreactor (MBR) and watch the reactor volume, required membrane area, permeability, fouling rate and CIP interval respond in real time. Tune influent fl…
Wastewater UV Disinfection Fluence Simulator
Water & Wastewater Treatment
Design a UV-C disinfection reactor for municipal or industrial wastewater.
River DO/BOD Water Quality Simulator
Water & Wastewater Treatment
When sewage or industrial wastewater enters a river, microbes oxidize the organic matter and drain dissolved oxygen (DO) from the water.
Water Treatment Calculator — Coagulation, Filtration & Chlorination
Water & Wastewater Treatment
Optimize water treatment with interactive coagulation, filtration and chlorination calculators. Visualize turbidity, headloss and disinfection performance.