Monthly Archives: March 2012

Algae and Slow Sand Filters

I just received the following message from Mike in northern California: “I am noticing changes in filter bed activity. I have some beds with algae dying, and some beds without algae at all.  The filter beds usually have a nice …
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Biochemical Oxygen Demand

We recently reported that our old blogspot site has been visited over 30,000 times.  Again, our thanks!  Over the 18 months of posts there, the one most visited was on today’s topic, Biochemical Oxygen Demand.  BOD is the most important …
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The Vernal Equinox Arrives

Spring is officially here!  The cosmic event that marks the change of season is called the Vernal Equinox — which leads to today’s photo of Vernal Falls in Yosemite National Park.  I haven’t made it to the Falls in a …
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Fracking With Water Quality

There has been a lot of controversy lately about a procedure to extract oil and natural gas.  This procedure is called “Hydraulic Fracturing,” or “Fracking,” and it involves pumping water, sand, and sometimes other chemicals into the soil to improve …
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How Was The Distribution Exam?

Well, Saint Patrick’s Day is over, and so is the California Water Distribution Operator certification exam.  How did you do?  I would really like to know!  I would also like to hear your feedback on the courses here at MOST.  …
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Distribution Operator Exam Next Saturday!

This will probably be my last reminder that the Water Distribution Operator certification exam is next Saturday.  If you’re taking the exam on St. Patrick’s Day, today begins a big weekend for you, in terms of your preparation.  It is …
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When The Wolf Rises

Just two weeks to go before the Water Distribution Operator certification exam here in California.  Are you prepared?  The MOST relevant courses here at MOST are all the courses in our Water Math series, plus the Water Quality courses WQ-1 and WQ-4, …
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