Concerns and questions about “what’s in the water in a rainwater cistern” are common among homeowners, businesses and government agencies interested in using rainwater to for everything from landscaping to drinking. Do bird droppings foul the water? Does the quality of the water in the cistern degrade over time as it sits unused? How is rainwater different, in quality, from our groundwater?
They will even test your rainwater if you bring a sample! August 18, 2012; $10 a head.
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