Design Calculation Xls Best - Wastewater Treatment Plant

| Row | Parameter (Column A) | Value (Column B) | Unit (Column C) | Notes/Formula | | :-- | :--- | :--- | :--- | :--- | | 1 | | | | | | 2 | Population Served | 100,000 | cap | Input | | 3 | Avg Water Consumption | 150 | L/cap/day | Input | | 4 | Peaking Factor (Peak/Avg) | 2.5 | - | Typically 2.0 - 3.0 | | 5 | Wastewater Return Factor | 0.8 | - | 80% of water consumed | | 6 | INFLUENT CHARACTERISTICS | | | (Typical Domestic values) | | 7 | BOD5 Concentration | 250 | mg/L | Input | | 8 | COD Concentration | 500 | mg/L | Input | | 9 | TSS Concentration | 300 | mg/L | Input | | 10 | TKN (Total Nitrogen) | 40 | mg/L | Input | | 11 | Total Phosphorus | 8 | mg/L | Input | | 12 | Temperature (Winter) | 12 | °C | Critical for kinetics |

Primary sedimentation reduces the solids loading on downstream biological processes. Typically targeted between wastewater treatment plant design calculation xls best