Cost Analysis Method

Equipment Cost Range
Operation & Maintenance Considerations
Chlorination $260-$830 *Ongoing cost of chlorine pellets, liquid or powder
Distillation $150-$430 *Capacity is generally 0.5-1.5 gallons
*Generally counter-top distillation
Reverse Osmosis

Counter-top
Under-sink $90-$500
$350-$850 *Membrane replacement recommended annually; costs:
$30-$130
$50-$110
Ultra-violet $339-$2170 *Lamp replacement and average maintenance cost is approximately 1/1000 gallons of water treated
Activated Carbon

High Volume
Poor Through $22-$375
$7-$30 *Filters vary in useful life and cost of replacement; cost:
$8-$70
$5-$8
*some filters clog rapidly