Water Supply
- Hardware
- Software
Important Considerations
Water Supply in Camps
Water Source & Distribution
Manual Pumping
Hand pumps are water-lifting devices that can be operated manually to withdraw water from surface water sources, groundwater sources and reservoirs,…
Bottled Water
Sales and consumption of bottled water have skyrocketed in recent years. The global consumption of bottled water reached 230 billion litres in 2010…
Motorised Distribution
Where there is no or an insufficient supply of piped freshwater and drinking water, water has to be transported either by trucks or by human power.…
Community and Camp Water Supply
When dealing with large groups of people, water emergencies might require small-scale centralised water treatment and supply systems to provide…
Well Development & Rehabilitation
Well development of drilled wells is a part of normal well drilling procedure after the completion of the well and before the final disinfection. It…
Drilled Wells
Drilled wells can serve as a low-cost water supply for single households, for small rural communities and for more urban areas. The working principle…
Water Purification
SODIS
When microbially polluted water is exposed to solar light in transparent PET bottles, bacteria, virus and some parasites are inactivated by the solar…
Chlorination
Water disinfection by chlorination was massively introduced in the early twentieth century. It set off a technological revolution in water treatment…
Household Water Treatment and Safe Storage (HWTS)
Lack of improved access to safe drinking water together inadequate sanitation and hygiene are the overwhelming contributors to the 1.8 million annual…
Boiling
Boiling drinking water with fuel is the oldest and most commonly practiced household water treatment method. According to WHO, water needs to be…
Water Quality Testing
In many parts of the world, water is not safe enough to drink. There are basic qualitative observations that quickly determine if water is not safe…
POU Water Purification in Emergencies
Following an emergency, the affected population frequently lacks access to a safe source of drinking water. Treatment at the Point-of-Use (POU) is a…
Water Purification in Emergencies Overview
Safe Storage
The health implications of inadequate water and sanitation services include an estimated 4 billion cases of diarrhoea and 1.9 million deaths each…