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Risk assessment parameters
Name
Description
Exposure name
*
---------
domestic use, car washing
domestic use, toilet flushing
domestic use, washing machine
drinking water
irrigation, garden
irrigation, public
irrigation, restricted
irrigation, unrestricted
other
Events per year
*
Volume per event in liters
*
Select a source water type to add pathogen concentrations
*
---------
groundwater
rainwater, rooftop harvesting
rainwater, stormwater harvesting
sewage, raw
sewage, treated
surface water, contaminated
surface water, general
surface water, protected
other
Reference Pathogen
*
---------
Campylobacter jejuni
Rotavirus
Cryptosporidium parvum
Minimum concentration
*
N/L
Maximum concentration
*
N/L
Reference Pathogen
*
---------
Campylobacter jejuni
Rotavirus
Cryptosporidium parvum
Minimum concentration
*
N/L
Maximum concentration
*
N/L
Reference Pathogen
*
---------
Campylobacter jejuni
Rotavirus
Cryptosporidium parvum
Minimum concentration
*
N/L
Maximum concentration
*
N/L
Bank filtration
Chlorination, drinking water
Chlorination, wastewater
Chlorine dioxide
Conventional clarification
Dual media filtration
High-rate clarification
Microfiltration
Nanofiltration
Ozonation, drinking water
Ozonation, wastewater
Primary treatment
Reverse osmosis
Secondary treatment
Slow sand filtration
Storage reservoirs
UV disinfection 20 mJ/cm2, drinking
UV disinfection 40 mJ/cm2, drinking
UV disinfection, wastewater
Ultrafiltration
Wetlands, subsurface flow
Wetlands, surface flow
Minimum
Maximum
Bacteria LRV:
Viruses LRV:
Protozoa LRV:
Select treatment to add
Bank filtration
Chlorination, drinking water
Chlorination, wastewater
Chlorine dioxide
Conventional clarification
Dual media filtration
High-rate clarification
Microfiltration
Nanofiltration
Ozonation, drinking water
Ozonation, wastewater
Primary treatment
Reverse osmosis
Secondary treatment
Slow sand filtration
Storage reservoirs
UV disinfection 20 mJ/cm2, drinking
UV disinfection 40 mJ/cm2, drinking
UV disinfection, wastewater
Ultrafiltration
Wetlands, subsurface flow
Wetlands, surface flow
 
Add
Selected treatments:
Result
References
User guide
Show assessment results
Exposure:
[1]
values taken from
Source water:
Pathogen
Min. concentration
[1]
Max. concentration
[1]
Rotavirus
Campylobacter jejuni
Cryptosporidium parvum
[1]
values taken from
Treatments