Flooding, earthquakes, civil unrest and other natural and man-made disasters often cause damage to hand-dug wells. This technical note sets out the actions needed to repair and rehabilitate a hand-dug well so that it can be returned to its former condition.
GODFREY, S. REED, B. (2011): Cleaning and Disinfecting Wells. Technical Notes on Drinking-Water, Sanitation and Hygiene in Emergencies. (= Technical Notes on Drinking-Water, Sanitation and Hygiene in Emergencies , 1 ). Geneva: World Health Organization (WHO) URL [Accessed: 26.08.2013] PDF