Changes

The Villagepump 500 yields at least 500 litres of fully purified, safe drinking water per hour, and meets WHO standards regarding removal of bacteria, viruses and turbidity. Each Villagepump employs multi-stage filtering that reduces diseases by removing waterborne pathogens that can cause diarrhoea, dysentery, cholera and hepatitis. The units can operate from all forms of surface water, including ponds, lakes and streams. Clean water for everyone, everywhere!

| watcrit=Fresh water, not highly contaminated with dissolved chemicals, salts or metals.

}}

===Operations and maintenance===