BOD of Gray Water- Ballpark Figure


Date: Fri, 14 Apr 2000
From: Art Ludwig <Oasis Design>
"Julie L. Blue" wrote:
> I am a civil engineering student at California State University, Chico. I
> am currently enrolled in an environmental engineering course.
>
> Next Wednesday in lab we will run a Biochemical Oxygen Demand Test on
> samples of gray water. For this lab we need a ball park figure for the BOD
> of to estimate the sample dilution factor.
>
> If you know the BOD of gray water off hand or you could be point me in the
> right direction, it would be appreciated.
>
> Thank you,
>
> Julie Blue
> Civil Engineering
> Undergraduate Student


Julie, check greywater.com for this sort of analytical info. Note that it is
SUPER variable...you'll want to do a round of tests to get a meaningful
result. Bathtub water is often lowest, kitchen sink water highest.
I'm going to post this communication to our gw Q&A page for the edification of
others, if you don't mind.


Art

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