Average rainfall rate when stormwater is given
GO
Coefficient of runoff when stormwater is given
GO
Flow velocity using Manning's formula
GO
Roughness coefficient when flow velocity is given
GO
Hydraulic radius when flow velocity is given
GO
Energy loss when flow velocity is given
GO
Conversion factor when flow velocity is given
GO
Area when water flow equation is given
GO
Velocity when water flow equation is given
GO
Mean cell residence time when the volume of the reactor is given
GO
Average daily influent flow rate when the volume of the reactor is given
GO
Maximum yield coefficient when the volume of the reactor is given
GO
Influent substrate concentration when the volume of the reactor is given
GO
Effluent substrate concentration when the volume of the reactor is given
GO
Mixed liquor volatile suspended solids when the volume of the reactor is given
GO
Endogenous decay constant when the volume of the reactor is given
GO
Hydraulic Retention Time
GO
Volume of Reactor when Hydraulic Retention Time is Given
GO
Average daily influent flow rate when hydraulic retention time is given
GO
Maximum yield coefficient when observed cell yield is given
GO
Endogenous decay coefficient when observed cell yield is given
GO
Mean cell residence time when observed cell yield is given
GO
Net waste activated sludge
GO
Observed Cell Yield When Net Waste Activated Sludge is Given
GO
Average Daily Influent Flow Rate When Net Waste Activated Sludge is Given
GO
Influent Substrate Concentration When Net Waste Activated Sludge is Given
GO
Effluent substrate concentration when net waste activated sludge is given
GO
Theoretical oxygen requirement for the removal of the carbonaceous organic matter
GO
Total mass of BOD utilized when theoretical oxygen requirement is given
GO
Mass of organisms wasted when theoretical oxygen requirement is given
GO
Theoretical oxygen requirements using the conversion factor
GO
Average daily influent flow rate when theoretical oxygen requirement is given
GO
Influent substrate concentration when theoretical oxygen requirement is given
GO
Conversion factor when theoretical oxygen requirement is given
GO
Effluent substrate concentration when theoretical oxygen requirement is given
GO
Net waste activated sludge when theoretical oxygen requirement is given
GO
Influent substrate concentration when F:M ratio is given
GO
Hydraulic Retention Time When F:M Ratio is Given
GO
Mixed Liquor Volatile Suspended Solids When F:M Ratio is Given
GO
Influent substrate concentration when organic loading is given
GO
Average daily influent flow rate when organic loading is given
GO
Volume of the reactor when organic loading is given
GO
Organic Loading Using Hydraulic Retention Time
GO
Influent substrate concentration when organic loading using hydraulic retention time is given
GO
Hydraulic retention time when organic loading is given
GO
Wasting rate from return line
GO
Volume of the reactor when wasting rate from return line is given
GO
Mixed liquor suspended solids when wasting rate from return line is given
GO
WAS Pumping Rate From Return Line When Wasting Rate From Return Line is Given
GO
Concentration of Sludge in Return Line when Wasting Rate from Return Line is Given
GO
Effluent Flow Rate when Wasting Rate from Return Line is Given
GO
Concentration of Solids in Effluent When Wasting Rate from Return Line is Given
GO
Wasting Rate from Return Line when Concentration of Solid in Effluent is Low
GO
Volume of Reactor Using Wasting Rate from Return Line when Concentration of Solid in Effluent is Low
GO
MLSS Using Wasting rate From Return Line when Concentration of Solid in Effluent is Low
GO
WAS Pumping Rate Using Wasting Rate from Return Line when Concentration of Solid in Effluent is Low
GO
Sludge Concentration Using Wasting Rate from Return Line when Solid Concentration in Effluent is Low
GO
Peak Discharge in Circular Settling Tanks
GO
Average Daily Load when Peak Discharge in Circular Settling Tanks is Given
GO
Peaking Factor when Peak Discharge in Circular Settling Tanks is Given
GO
Surface Area of Circular Settling Tank
GO
Peak Discharge when Surface Area of Circular Settling Tank is Given
GO
Design Surface Loading Rate when Surface Area of Circular Settling Tank is Given
GO
Return Activated Sludge Flow Rate
GO
Influent Flow Rate when Return Activated Sludge Flow Rate is Given
GO
Maximum Solids Entering the Clarifier
GO
Peak Discharge when Maximum Solids Entering the Clarifier is Given
GO
Return Activated Sludge Flow Rate when Maximum Solids Entering the Clarifier is Given
GO
Mixed Liquor Suspended Solids in Aeration Tank when Maximum Solids is Given
GO
Quantity of Active Polymer Required
GO
Wastewater Flow when Quantity of Active Polymer Required is Given
GO
Active Polymer Dosage when Quantity of Active Polymer Required is Given
GO
Quantity of Dilution Water Required
GO
Active Polymer when Quantity of Dilution Water Required is Given
GO
Percent Solution Used when Quantity of Dilution Water Required is Given
GO
Quantity of Neat Polymer Required
GO
Active Polymer when Quantity of Neat Polymer Required is Given
GO
Percent Active Polymer in Emulsion when Quantity of Neat Polymer Required is Given
GO
Time Required to Use One Drum of Polymer
GO
Drum Capacity when Time Required to Use One Drum of Polymer is Given
GO
Neat Polymer when Time Required to Use One Drum of Polymer is Given
GO
WAS pumping rate from aeration tank
GO
Sludge Age when WAS Pumping Rate from Aeration Tank is Given
GO
Volume of Reactor When WAS Pumping Rate from Aeration Tank is Given
GO
RAS Pumping Rate from Aeration Tank
GO
MLSS when RAS Pumping Rate from Aeration Tank is Given
GO
Average Daily Influent Flow Rate when RAS Pumping Rate from Aeration Tank is Given
GO
Concentration of Sludge in Return Line when RAS Pumping Rate from Aeration Tank is Given
GO
WAS Pumping Rate from Return Line when RAS Pumping Rate from Aeration Tank is Given
GO
RAS Pumping Rate when Recirculation Ratio is Given
GO
Average Daily Influent Flow Rate when Recirculation Ratio is Given
GO
Sludge Feed Rate for Dewatering Facility
GO
Digested Sludge when Sludge Feed Rate for Dewatering Facility is Given
GO
Operation Time when Sludge Feed Rate for Dewatering Facility is Given
GO
Weight Flow Rate of Sludge Feed
GO
Volume Flow Rate of Sludge Feed when Weight Flow Rate is Given
GO
Specific Gravity of Sludge when Weight Flow Rate is Given
GO
Percent Solids when Weight Flow Rate of Sludge Feed is Given
GO
Percent Solids Recovery to Determine Solids Capture
GO
Percent Cake Solids when Percent Solids Recovery is Given
GO
Percent Feed Solids when Percent Solids Recovery is Given
GO
Percent Centrate Solids when Percent Solids Recovery is Given
GO
Dewatered Sludge or Cake Discharge Rate
GO
Sludge Feed Rate when Dewatered Sludge Discharge Rate is Given
GO
Solids Recovery when Dewatered Sludge Discharge Rate is Given
GO
Wet Cake Discharge Rate
GO
Dry Cake Rate when Wet Cake Discharge Rate is Given
GO
Percent Cake Solids when Wet Cake Discharge Rate is Given
GO
Wet Cake Rate when Volume of Wet Cake is Given
GO
Cake Density when Volume of Wet Cake is Given
GO
Percent Reduction in Sludge Volume
GO
Sludge Volume In when Percent Reduction in Sludge Volume is Given
GO
Sludge Volume Out when Percent Reduction in Sludge Volume is Given
GO
Centrifugal Acceleration Force in Centrifuge
GO
Rotational Speed of Centrifuge when Centrifugal Acceleration Force is Given
GO
Bowl Radius when Centrifugal Acceleration Force is Given
GO
Polymer Feed Rate of Dry Polymer
GO
Polymer Dosage when Polymer Feed Rate of Dry Polymer
GO
Dry Sludge Feed when Polymer Feed Rate of Dry Polymer is Given
GO
Polymer Feed Rate as Volumetric Flow Rate
GO
Polymer Feed Rate as Mass Flow Rate when Polymer Feed Rate as Volumetric Flow Rate is Given
GO
Specific Gravity of the Polymer when Polymer Feed Rate as Volumetric Flow Rate is Given
GO
Percent Polymer Concentration when Polymer Feed Rate as Volumetric Flow Rate is Given
GO
Volume of Rapid Mix Basin
GO
Hydraulic Retention Time when Volume of Rapid Mix Basin is Given
GO
Wastewater Flow when Volume of Rapid Mix Basin is Given
GO
Mean Velocity Gradient when Power Requirement is Given
GO
Power Requirement when Mean Velocity Gradient is Given
GO
Dynamic Viscosity when Mean Velocity Gradient is Given
GO
Volume of Mixing Tank when Mean Velocity Gradient is Given
GO
Power Requirement for Rapid Mixing Operations in Wastewater Treatment
GO
Mean Velocity Gradient when Power Requirement for Rapid Mixing Operations is Given
GO
Dynamic Viscosity when Power Requirement for Rapid Mixing Operations is Given
GO
Volume of Mixing Tank when Power Requirement for Rapid Mixing Operations is Given
GO
Required Volume of the Flocculation Basin
GO
Flow Rate of Secondary Effluent when Volume of the Flocculation Basin is Given
GO
Time in Minutes Per Day when Volume of the Flocculation Basin is Given
GO
Power Requirement for Flocculation in Direct Filtration Process
GO
Mean Velocity Gradient when Power Requirement for Flocculation is Given
GO
Dynamic Viscosity when Power Requirement for Flocculation is Given
GO
Volume of Flocculation Basin when Power Requirement for Flocculation is Given
GO
Volume of Digested Sludge
GO
Weight of Sludge when Volume of Digested Sludge is Given
GO
Density of Water when Volume of Digested Sludge is Given
GO
Specific Gravity of Digested Sludge when Volume of Digested Sludge is Given
GO
Percent Solids when Volume of Digested Sludge is Given
GO
Weight of Oxygen Required to Destroy the VSS
GO
VSS as Mass Flow Rate when Weight of Oxygen Required is Given
GO
Initial Weight of Oxygen when Weight of Oxygen Required is Given
GO
Weight of VSS when Weight of Oxygen Required is Given
GO
Volume of Air Required at Standard Conditions
GO
Weight of Oxygen Required when Volume of Air Required is Given
GO
Density of air when Volume of Air Required is Given
GO
Volume of Aerobic Digester
GO
Influent Average Flow Rate when Volume of Aerobic Digester is Given
GO
Influent Suspended Solids when Volume of Aerobic Digester is Given
GO
Digester Total Suspended Solids when Volume of Aerobic Digester is Given
GO
Reaction Rate Constant when Volume of Aerobic Digester is Given
GO
Volatile Fraction of Digester Suspended Solids when Volume of Aerobic Digester is Given
GO
Solids Retention Time when Volume of Aerobic Digester is Given
GO
Overall Efficiency of Two Stage Trickling Filter
GO
Influent BOD when overall efficiency of two-stage trickling filter is given
GO
Effluent BOD when overall efficiency of two-stage trickling filter is given
GO
Overall Efficiency when Efficiency of First and Second Filter Stage is Given
GO
Efficiency of first filter stage when overall efficiency is given
GO
Efficiency of second filter stage when overall efficiency is given
GO
Recirculation flow when recirculation ratio is given
GO
Wastewater flow when recirculation ratio is given
GO
Assumed Solid Loading Rate of Circular Settling Tanks
GO
Maximum Solids when Solid Loading Rate is Given
GO
Surface Area when Solid Loading Rate is Given
GO
Actual Solid Loading Rate of Circular Settling Tanks
GO
Solids Processed when Actual Solid Loading Rate is Given
GO
Total Settling Tank Surface Area when Actual Solid Loading Rate is Given
GO
Volume Required for an Anaerobic Digester
GO
Hydraulic Retention Time when Volume Required for an Anaerobic Digester is Given
GO
Influent Sludge Flow Rate when Volume Required for an Anaerobic Digester is Given
GO
Volumetric Loading in an Anaerobic Digester
GO
BOD Per Day when Volumetric Loading in an Anaerobic Digester is Given
GO
Volumetric Flow Rate when Volumetric Loading in an Anaerobic Digester is Given
GO
Quantity of Volatile Solids Produced Each Day
GO
Yield Coefficient when Quantity of Volatile Solids is Given
GO
BOD In when Quantity of Volatile Solids is Given
GO
BOD Out when Quantity of Volatile Solids is Given
GO
Endogenous Coefficient when Quantity of Volatile Solids is Given
GO
Mean Cell Residence Time when Quantity of Volatile Solids is Given
GO
Volume of Methane Gas Produced at Standard Conditions
GO
BOD In when Volume of Methane Gas Produced is Given
GO
BOD Out when Volume of Methane Gas Produced is Given
GO
Volatile Solids Produced when Volume of Methane Gas Produced is Given
GO
BOD In when Percent Stabilization is Given
GO
BOD Out when Percent Stabilization is Given
GO
Volatile Solids Produced when Percent Stabilization is Given
GO
Volume of Each Grit Chamber
GO
Peak Flow Rate when Volume of Each Grit Chamber is Given
GO
Detention Time when Volume of Each Grit Chamber is Given
GO
Selected Width-Ratio when Width of Grit Chamber is Given
GO
Chosen Depth when Width of Grit Chamber is Given
GO
Length of Grit Chamber
GO
volume when Length of Grit Chamber is Given
GO
Width when Length of Grit Chamber is Given
GO
Depth when Length of Grit Chamber is Given
GO
Air supply required in Grit Chamber
GO
Chosen Air Supply when Air supply required is Given
GO
Chamber Length when Air supply required is Given
GO
Recirculation ratio when hydraulic loading is given
GO
Efficiency of First Filter Stage
GO
BOD Loading to Filter when Efficiency of First Filter Stage is Given
GO
Volume of Filter Media when Efficiency of First Filter Stage is Given
GO
Recirculation Factor when Efficiency of First Filter Stage is Given
GO
BOD Loading for First Stage Filter
GO
Influent BOD when BOD loading for first stage filter is given
GO
Wastewater Flow when BOD Loading for First Stage is Given
GO
BOD Loading for Second Stage Filter
GO
Efficiency of First Filter when BOD Loading for Second Filter is Given
GO
BOD Loading for First Stage Filter when BOD Loading for Second Filter Stage is Given
GO
Volume of Aerated Grit Chamber
GO
Assumed Grit Quantity when Volume of Aerated Grit Chamber is Given
GO
Volume Flow Rate Handled when Volume of Aerated Grit Chamber is Given
GO
Treatability Constant at 30°C and 20 ft Filter Depth
GO
Treatability Constant at 20°C and 20 ft Filter Depth
GO
Temperature Activity Coefficient when Treatability Constant is Given
GO
Wastewater Temperature when Treatability Constant is Given
GO
Treatability Constant at 30°C and 25 ft Filter Depth
GO
Treatability Constant at 30°C and 20 ft Filter Depth when Empirical Constant is Given
GO
Depth of Reference Filter when Treatability Constant is Given
GO
Depth of Actual Filter when Treatability Constant is Given
GO
Empirical Constant when Treatability Constant is Given
GO
BOD5 of Settled Effluent from Trickling Filter
GO
BOD5 of Influent Wastewater to Trickling Filter
GO
Treatability Constant Adjusted for Wastewater Temperature and Filter Depth
GO
Depth of Filter when Treatability Constant is Given
GO
Volumetric Flowrate Applied Per Unit of Filter Area
GO
Volumetric Flowrate Applied Per Unit of Filter Area when Discharge and Area is Given
GO
Flowrate Applied to Filter Without Recirculation
GO
Area of Filter when Volumetric Flowrate Applied Per Unit of Filter Area is Given
GO
Area of Trickling Filter when Volumetric Flowrate is Given
GO
Volumetric Flow Rate when Area of Trickling Filter is Given
GO
Hydraulic Loading of the Filter
GO
Flowrate Applied to Filter Without Recirculation when Hydraulic Loading is Given
GO
Area of Filter when Hydraulic Loading is Given
GO
Organic Loading to the Trickling Filter
GO
BOD5 Load when Organic Loading is Given
GO
Area of Filter when Organic Loading is Given
GO
Filter Length when Organic Loading is Given
GO
Rotational Speed of Distribution
GO
Total Applied Hydraulic Loading Rate when Rotational Speed is Given
GO
Number of Arms in Rotary Distributor Assembly when Rotational Speed is Given
GO
Dosing Rate when Rotational Speed is Given
GO
Total Applied Hydraulic Loading Rate
GO
Influent Wastewater Hydraulic Loading Rate when Total Hydraulic Loading Rate is Given
GO
Recycle Flow Hydraulic Loading Rate when Total Hydraulic Loading Rate is Given
GO
Efficiency of second filter stage
GO
Efficiency of first filter stage using efficiency of second filter stage
GO
BOD loading to second filter stage when efficiency of second filter stage is given
GO
Volume of filter media when efficiency of second filter stage is given
GO
Recirculation factor when efficiency of second filter stage is given
GO
Hydraulic loading to each filter
GO
Wastewater flow when hydraulic loading is given
GO
Area when hydraulic loading is given
GO
Number of Coliform Organisms at Any Particular Time
GO
Number of Coliform Organisms at Any Initial Time
GO
Total Chlorine Residual at Any Particular Time
GO
Residence Time when Number of Coliform Organisms at Any Particular Time is Given
GO
Capacity of the Chlorinator at Peak Flow
GO
Dosage Used when Capacity of the Chlorinator at Peak Flow is Given
GO
Average Flow when Capacity of the Chlorinator at Peak Flow is Given
GO
Peaking Factor when Capacity of the Chlorinator at Peak Flow is Given
GO
Average Daily Consumption of Chlorine
GO
Dosage Used when Average Daily Consumption of Chlorine is Given
GO
Average Flow when Average Daily Consumption of Chlorine is Given
GO
Flow Rate Through Pipe Using Manning Formula
GO
Conveyance Factor When Flow Rate Through Pipe Using Manning Formula is Given
GO
Pipe Slope When Flow Rate Through Pipe Using Manning Formula is Given
GO
Maximum Daily Flow for Areas of Moderate Sizes
GO
Average Daily Flow when Maximum Daily Flow for Areas of Moderate Sizes is Given
GO
Maximum Hourly Flow when Maximum Daily Flow for Areas of Moderate Sizes is Given
GO
Maximum Daily Flow when Maximum Hourly Flow is Given
GO
Average Daily Flow when Maximum Hourly Flow is Given
GO
Peak Sewage Flow when Population in Thousands is Given
GO
Maximum Hourly Flow when Average Daily Flow is Given
GO
Population in Thousands when Peak Sewage Flow is Given
GO
Average Daily Sewage Flow when Peak Sewage Flow is Given
GO
Minimum Daily Flow for Areas of Moderate Sizes
GO
Average Daily Flow when Minimum Daily Flow for Areas of Moderate Sizes is Given
GO
Minimum Hourly Flow when Minimum Daily Flow for Areas of Moderate Sizes is Given
GO
Minimum Daily Flow when Minimum Hourly Flow is Given
GO
Minimum Hourly Flow when Average Daily Flow is Given
GO
Average Daily Flow when Minimum Hourly Flow is Given
GO
Sanitary Sewer System Flow Rate
GO
City Area when Sanitary Sewer System Flow Rate is Given
GO
Population Density when Sanitary Sewer System Flow Rate is Given
GO
Quantity of Sewage Produced Per Day when Sanitary Sewer System Flow Rate is Given
GO
Lateral Sewer Discharging into Main Sewer
GO
Sanitary Sewer System Flow Rate when Lateral Sewer Discharging into Main Sewer is Given
GO
Percent Lateral Sewer Flow when Lateral Sewer Discharging into Main Sewer is Given
GO
Peak Rate of Runoff in Rational Formula
GO
Coefficient of Runoff when Peak Rate of Runoff is Given
GO
Catchment Area when Peak Rate of Runoff is Given
GO
Critical Rainfall Intensity when Peak Rate of Runoff is Given
GO
Inlet Time Or Time of Equilibrium
GO
Length of Overland Flow when Inlet Time is Given
GO
Total Fall of Level from Critical Point to Mouth of Drain when Inlet Time is Given
GO
Channel Flow Time Or Gutter Flow Time
GO
Length of the Drain when Channel Flow Time is Given
GO
Velocity in the Drain when Channel Flow Time is Given
GO
Total Time of Concentration
GO
Inlet Time when Total Time of Concentration is Given
GO
Channel Flow Time when Total Time of Concentration is Given
GO
Intensity of Rain for Intensity Duration Curve
GO
Time in Minutes when Intensity of Rain is Given
GO
Intensity of Rain when Time Varying Between 5 to 20 Minutes
GO
Time when Intensity of Rain is Given
GO
Intensity of Rain when Time Varying Between 20 to 100 Minutes
GO
Time Varying Between 20 to 100 Minutes when Intensity of Rain is Given
GO
Rainfall Intensity for Localities where Rainfall is Frequent
GO
Time when Rainfall Intensity for Localities where Rainfall is Frequent is Given
GO
Rainfall Intensity for Rain having Frequency of 10 Years
GO
Time when Rainfall Intensity for Rain having Frequency of 10 Years is Given
GO
Rainfall Intensity for Rain having Frequency of 1 Years
GO
Time when Rainfall Intensity for Rain having Frequency of 1 Years is Given
GO
Rainfall Intensity for Storms having Frequency of 10 Years
GO
Time when Rainfall Intensity for Storms having Frequency of 10 Years is Given
GO
Rainfall Intensity for Storms having Frequency of 15 Years
GO
Time when Rainfall Intensity for Storms having Frequency of 15 Years is Given
GO
Total Infiltration to Sanitary sewer
GO
Infiltration when total infiltration to sanitary sewer is given
GO
Sewer system length when total infiltration to sanitary sewer is given
GO
Fire Demand for Cities of Less Than 200,000 Population
GO
Peak Rate of Runoff from Burkli-Ziegler Formula
GO
Runoff Coefficient when Peak Rate of Runoff is Given
GO
Maximum Rainfall Intensity when Peak Rate of Runoff is Given
GO
Drainage Area when Peak Rate of Runoff is Given
GO
Slope of Ground Surface when Peak Rate of Runoff is Given
GO
Peak Rate of Runoff from Dicken's Formula
GO
Catchment Area when Peak Rate of Runoff is Given
GO
Factors Dependent Constant when Peak Rate of Runoff is Given
GO
Peak Rate of Runoff from Ryve's Formula
GO
Catchment Area when Peak Rate of Runoff from Ryve's Formula is Given
GO
Factors Dependent Constant when Peak Rate of Runoff from Ryve's Formula is Given
GO
Peak Rate of Runoff from Inglis Formula
GO
Catchment Area when Peak Rate of Runoff from Inglis Formula is Given
GO
Peak Rate of Runoff from Inglis Formula Approximate
GO
Peak Rate of Runoff from Nawab Jung Bahadur Formula
GO
Peak Rate of Runoff from Dredge Formula
GO
Catchment Area when Peak Rate of Runoff from Dredge Formula is Given
GO
Length of the Drain when Peak Rate of Runoff from Dredge Formula is Given
GO