Author Archives: filter_guy

Update April 4, 2022

Website hosting continues to get more expensive. We will try to keep this blog and website running as long as we can. We do not want to run ads on this site, or on this blog. All of the filters … Continue reading

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Update; January 17, 2022

In the last week of December this year, we had 11 inches of snow here and temps down to 11 degrees f. All the filters froze. As of now they are thawed out and all but 3 of them are … Continue reading

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Update December 31, 2021

Another rough winter in this location. We’ve had 10 inches of snow in the partially sheltered area here, and about 12 inches in the open; and temps down to 12 degrees F. . It has not been above freezing here … Continue reading

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November Update

It’s now November, 2021. Our filters, with the exception of the one with a leak in the output pipe, are approaching their 14th year of operation. The repaired cistern is still full of filtered water. Covid is still here. No … Continue reading

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Update October 2021

One of the filters has developed a slow leak in the output pipe. We were working on that until 2 months ago. A back injury here has stopped our work. We will be healed up probably within a month from … Continue reading

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Flow Tests on Slow Sand Filters 1,2,3,4 and 5 from our website slowsandfilter.org

This is a selection of information from our website. There will be more to come in the following months. This information is part of our ongoing research that started back in 2007. Fourteen years of work, so far. We will … Continue reading

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Update, July 15, 2021

Wow, last month we wrote that the weather here has been “normal”. Nothing could be further from the truth. We had 104 degrees Fahrenheit here June 28, 2021, and that was in the forest in total shade. So hot it … Continue reading

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Blog update June 18, 2021

Filter 1 is still working, and is in the process of being tested again. We are running water through it and hope to be able to have a professional testing done soon. Another pond filter will be put together this … Continue reading

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May 2021 update

It is now May 22, 2021. All the original slow sand  filters here are still functional. We have 9 slow sand filters running here. Four of them are pond filters. The latest pond filter is still being tested and no … Continue reading

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2020 slow sand filter update

It’s now December 16, 2020 covid19 is still here and, consequently,  we still cannot have any tests done by commercial testing facilities. Thankfully, the horrific political situation in this country is somewhat calmed down and science will now be respected … Continue reading

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