📐 EPA LT2ESWTR (ClO2 CT Table, 3.0-Log Cryptosporidium & 0.5-Log Giardia Inactivation)

Chlorine Dioxide CT Contact Time & Pathogen Inactivation Calculator

Calculate EPA Long Term 2 Enhanced Surface Water Treatment Rule (LT2ESWTR) $CT$ concentration-time inactivation credits ($CT = C cdot T_{10}$) for Chlorine Dioxide: achieve 3.0-log (99.9%) Cryptosporidium oocyst and Giardia lamblia cyst inactivation across cold water temperatures ($0.5^circ ext{C to }20^circ ext{C}$), and disinfection profits.

1. Project & Operating Inputs

Finished Water Flow (MGD e.g. 6.5 MGD Surface Water Inflow)

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

Customer Bid Price for Supplied Baffled Contact Chamber Skid ($)

High-Baffling Serpentine Baffles (T10/HRT 0.70), Sampling Points, SCADA ($)

2. Financial Breakdown & Yield

EPA LT2ESWTR CLO2 CT

Turnkey Baffled ClO2 Contact Basin Package Profit

Water Utility Disinfection Process Margin

0.0%

Gross Revenue / Bill

Total Project CapEx

Operating / Direct Cost