5 Gal Water / Week Total cost and cumulative gallons of treated water used after:
1 year (includes purchase price, if any) 5 years 10 years 20 years 40 years
Water Treatment Method 1 5 10 20 40
5 Gal Water / Week Normal Yearly Maintenance 260 1300 2600 5200 10400
Bottled water, Pick-up .60/gal No ongoing maintenance costs - haul and store it yourself $156.00 $780.00 $1,560.00 $3,120.00 $6,240.00
Bottled water, Pick-up .60/gal Rent C If you rent a dispenser, that would be an additional $119.40 per year $275.40 $1,377.00 $2,754.00 $5,508.00 $11,016.00
Bottled water, Pick-up .60/gal Buy C If you buy a dispenser, $250.00 first year New every 5 years $406.00 $1,030.00 $2,060.00 $4,120.00 $8,240.00
Bottled water, delivered  1.20/gal No ongoing maintenance costs - haul and store it yoursel $312.00 $1,560.00 $3,120.00 $6,240.00 $12,480.00
Bottled water, delivered  1.20/gal Rent C If you rent a dispenser, that would be an additional $119.40 per year $431.40 $2,157.00 $4,314.00 $8,628.00 $17,256.00
Bottled water, delivered  1.20/gal Buy C If you buy a dispenser, $250.00 first year New every 5 years $562.00 $1,810.00 $3,620.00 $7,240.00 $14,480.00
6 stage RO filtration system, 35 gal/day Replace the sediment and GAC filters and RO membranes periodically.  About $68/year Amortized $350.00 $690.00 $1,030.00 $2,060.00 $3,770.00  
6 stage RO filtration system, 35 gal/day + UV Replace the sediment and GAC filters and RO membranes periodically.  About $108/year Amortized  $450.00 $990.00 $1,530.00 $2,610.00 $5,670.00  
Distillation $0.45/gallon Periodically clean the distillation system $400 initial cost. Replace 20 years $546.40 $1,132.00 $1,864.00 $3,728.00 $7,456.00
Popular pour-through "pitcher" filter $30 initial cost Replace pitcher after about 5 years Filter Replaced 30 gallons/1 mth $114.00 $450.00 $900.00 $1,800.00 $3,600.00
Plastic faucet mount, $50 initial cost Replace entire filter after about 5 years Filter replaced 100 gallons $94.20 $271.00 $542.00 $1,084.00 $2,168.00
Under Sink Filter System Replace filters every 6 months Initial Cost $140.00 $195.00 $635.00 $1,325.00 $2,705.00 $5,465.00
Under Sink Filter System + UV Replace filters every 6 months Initial Cost $140.00 + UV Light /Yr $335.00 $1,095.00 $2,285.00 $4,665.00 $6,265.00
10 Gal Water / Week Total cost and cumulative gallons of treated water used after:
1 year (includes purchase price, if any) 5 years 10 years 20 years 40 years
Water Treatment Method 1 5 10 20 40
10 Gal Water / Week Normal Yearly Maintenance 320 2600 5200 10400 20800
Bottled water, Pick-up .60/gal No ongoing maintenance costs - haul and store it yourself $312.00 $1,560.00 $3,120.00 $6,240.00 $12,240.00
Bottled water, Pick-up .60/gal Rent C If you rent a dispenser, that would be an additional $119.40 per year $431.40 $2,157.00 $4,314.00 $8,628.00 $17,016.00
Bottled water, Pick-up .60/gal Buy C If you buy a dispenser, $250.00 first year New every 5 years $406.00 $1,810.00 $3,620.00 $7,240.00 $14,240.00
Bottled water, delivered  1.20/gal No ongoing maintenance costs - haul and store it yoursel $624.00 $3,120.00 $6,240.00 $12,480.00 $24,480.00
Bottled water, delivered  1.20/gal Rent C If you rent a dispenser, that would be an additional $119.40 per year $431.40 $2,157.00 $4,314.00 $8,628.00 $17,256.00
Bottled water, delivered  1.20/gal Buy C If you buy a dispenser, $250.00 first year New every 5 years $562.00 $1,810.00 $3,620.00 $7,240.00 $14,480.00
6 stage RO filtration system, 35 gal/day Replace the sediment and GAC filters and RO membranes periodically.  About $68/year Amortized $350.00 $690.00 $1,030.00 $2,060.00 $3,770.00  
6 stage RO filtration system, 35 gal/day + UV Replace the sediment and GAC filters and RO membranes periodically.  About $108/year Amortized  $450.00 $990.00 $1,530.00 $2,610.00 $5,670.00  
Distillation $0.45/gallon Periodically clean the distillation system $400 initial cost. Replace 20 years $663.40 $1,717.00 $3,034.00 $6,068.00 $11,956.00
Popular pour-through "pitcher" filter $30 initial cost Replace pitcher after about 5 years Filter Replaced 30 gallons/1 mth $114.00 $450.00 $900.00 $1,800.00 $3,600.00
Plastic faucet mount, $50 initial cost Replace entire filter after about 5 years Filter replaced 100 gallons $94.20 $271.00 $542.00 $1,084.00 $2,168.00
Under Sink Filter System Replace filters every 6 months Initial Cost $140.00 $195.00 $635.00 $1,325.00 $2,705.00 $5,465.00
Under Sink Filter System + UV Replace filters every 6 months Initial Cost $140.00 + UV Light /Yr $335.00 $1,095.00 $2,285.00 $4,665.00 $6,265.00