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General readingCapacityMechanicalTanks

EQ Tank

An equalization tank can be a great solution for a medium sized brewery- or even large ones. This type of tank offers a lot of options at a low cost. This page describes EQ tank operation. See this page for information…
November 8, 2019
Lab stuffTreatment

Brewery Wastewater BOD values

Here is a table with some typical brewery wastewater BOD values, as well as COD, TSS, and pH.  Sorry for the weird format, there is a lot of data here. pH COD, mg/L *BOD, mg/L TSS, mg/L Generalizations Low High…
March 24, 2015

Brewery on septic

I hesitate to even write this. A brewery on septic just is asking for trouble. However, it's my #1 most frequently asked question, so here goes.... First of all, don't do it! Don't put brewery wastewater in to a septic…
September 2, 2015

Brewery wastewater pipe diameter

You're building a brewery, you're designing your drainage system and you want to know what size brewery wastewater pipe diameter to use. Do not use pipe smaller than 4", even for a small brewpub.  ABS and PVC pipe is generally…
August 12, 2015

Brewery wastewater reuse

More and more around the world, you are hearing of various wastewater reuse schemes.  It's happening more often than you think in more ways than you'd imagine- there have been beer festivals featuring only reused water.  From a technical standpoint,…
May 11, 2016
Confined SpaceMechanicalPipingPumpsTanks

Tank risers?

When I design a system, I don't include risers on top of my tanks.  What's a riser?  The green things in the image above.  You can see the concrete tanks are buried, and where the surface of the ground will…
February 14, 2017
OdorGeneral readingPipingPumpsSeptic

What’s that smell?

As most of you know, brewery wastewater stinks.  The short story is there are nutrients in wastewater, but usually insufficient oxygen to allow aerobic bacteria to grow.  So a different type of bacteria thrives, called sulfate reducing bacteria.  These bacteria…
April 2, 2018