Legionnaires' disease Although the risk of Legionnaires' disease being spread by large-scale water systems cannot be eliminated, it can be greatly reduced by writing and enforcing a highly detailed, systematic water safety plan appropriate for the specific facility involved (office building, hospital, hotel, spa, cruise ship, etc.) Some of the elements that such a plan may include are: An effective water safety plan also covers such matters as training, record-keeping, communication among staff, contingency plans, and management responsibilities. The format and content of the plan may be prescribed by public health laws or regulations. Effective antibiotics include most macrolides, tetracyclines, ketolides, and
Water supply and sanitation in Gibraltar that sea water and sewage had infiltrated the town's supply of drinking water. The findings led to the old Spanish aqueduct and wells being closed down permanently as it was realised that they posed a severe hazard to public health. Another cholera outbreak in 1865, which killed several hundred people, prompted the establishment of a Sanitary Commission for Gibraltar. Ironically, the fragmented water provision system in Gibraltar probably hindered the spread of the outbreak as it isolated the contaminated water supplies. Inhabitants who drew their water from private wells or cisterns were far less likely to succumb to the disease