10.07.2015 Views

A programme for Promoting Rainwater Harvesting in the Caribbean

A programme for Promoting Rainwater Harvesting in the Caribbean

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<strong>Caribbean</strong> <strong>Ra<strong>in</strong>water</strong> <strong>Harvest<strong>in</strong>g</strong> ProgrammeClaro, La Brea, Charlotteville, <strong>in</strong>clud<strong>in</strong>g hillside areas with<strong>in</strong> <strong>the</strong> Nor<strong>the</strong>rn Range, householdsdepend heavily on ra<strong>in</strong>water harvest<strong>in</strong>g.O<strong>the</strong>r non-CARICOM statesThe Turks and Caicos Islands rely almost exclusively on ra<strong>in</strong>water harvest<strong>in</strong>g and alldevelopments must <strong>in</strong>clude storage capacity at a ratio of 400 l/m 2 of roof area. In addition<strong>the</strong>re are a number of government-built, public ra<strong>in</strong>fall catchment systems. It is also a legalrequirement <strong>in</strong> <strong>the</strong> US Virg<strong>in</strong> Islands that all build<strong>in</strong>gs must have RWH systems <strong>in</strong>stalledwith 400 l of storage <strong>for</strong> each m 2 of roof area. Cistern construction is fur<strong>the</strong>r regulated by <strong>the</strong>Virg<strong>in</strong> Islands Build<strong>in</strong>g Code to <strong>in</strong>sure <strong>the</strong> structural <strong>in</strong>tegrity of <strong>the</strong>se cisterns, which usually<strong>for</strong>m an <strong>in</strong>tegral part of build<strong>in</strong>g foundations (UNEP/OAS, 1997).18

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