💧 EPA SWTR Disinfection (Giardia / Cryptosporidium CT Values, 3-Log Inactivation Credit)

Chlorine Dioxide CT Disinfection Calculator

Calculate disinfectant Concentration x Time (CT in mg/L-min) and pathogen log-inactivation credits (Giardia lamblia, Cryptosporidium oocysts, and viruses) for chlorine dioxide under EPA Surface Water Treatment Rules: evaluate water temperature and pH independence, size contact basins, and municipal drinking water compliance yields.

1. Project & Operating Inputs

Water Treatment Flow Rate (MGD e.g. 15.0 MGD Surface Water Plant)

Water Temperature (°C e.g. 5.0°C Cold Winter Surface Water)

Customer Invoiced Fee for CT Validation & Disinfection Upgrade ($)

High-Accuracy ClO2 Analyzers, Tracer Study Baffling, PE CT Report ($)

2. Financial Breakdown & Yield

EPA SWTR CLO2 CT DISINFECTION

Turnkey CT Compliance Process Upgrade Profit

Water Quality Regulatory Compliance Margin

0.0%

Gross Revenue / Bill

Total Project CapEx

Operating / Direct Cost