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Rainwater collection - Washington State Department of Ecology
WebJun 2, 2016 · A system of gutters and downspouts directs the rainwater collected by the roof to the storage cistern. The cistern, typically located underground, may be constructed … Webcompact car. A 2,000-gallon cistern is approximately the size of a minivan, and the volume of 5,000-gallon tank is the equivalent of a large van or small school bus. A 10,000-gallon … high definition images of space
Rainwater Cisterns: Design, Construction, and Treatment
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