Monthly Archives: December 2013

slow sand filters in freezing temperatures

Update December 8, 2013: The temperature got down to 10 degrees F here last night – this was the last measurement we had, it is likely that the temp was lower than that (we are not actually in Seattle, we are way … Continue reading

Posted in slow sand water filter study and construction | 2 Comments

Rain water harvesting is not illegal (lets keep it that way)

Update; March 21, 2014: We have found that nearly every state in the U.S. allows rain water harvesting by individual home owners. Only a few states have severe restrictions. This could all change if citizens do not stay involved in … Continue reading

Posted in slow sand water filter study and construction | Comments Off on Rain water harvesting is not illegal (lets keep it that way)