Checklist water
Is the water source sustainable for one or more households?
Yes
No
Is there a different source that can be used?
Yes
No
Is there place to store the water?
Yes
No
Can a storage place be created?
Yes
No
What is the goal of the filtered water?
Source unusable, end research
Go back to step 1
Whole household
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Watersource
Seawater
Sewer
Groundwater
Rooftop water
Toilet / Garden
Watersource
Groundwater
Seawater
Sewer
Rooftop water
Reverse Osmosis
Nanofiltration
Ultrafiltration
Ultrafiltration