Monthly Archives: October 2014

Emergency water supply

Posted on October 9, 2014 by filter_guy

Water can be taken for granted if it is conveniently available. That is a huge mistake. Without water, a person cannot survive much longer than 4 or 5 days at the very best. Lots of things can happen that will … Continue reading →

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Slow sand filtration information

Posted on October 3, 2014 by filter_guy

For the past eight years we have been building, testing, and operating small slow sand filters. What we have discovered here coincides very closely to some of what is covered in this document published by the State of Washington in … Continue reading →

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slow sand filter field tests

Posted on October 2, 2014 by filter_guy

It is now October 2, 2014. Filter 1, and filter 4 have output water with no (0) coliform and no (0) e coli bacteria present. The cistern water that flows through filter 2, and filter 3, has 4 cfu’s of … Continue reading →

Posted in rain water harvesing, slow sand water filter study and construction | 1 Comment