Caustic (NaOH) works great for pH adjustment at a brewery. It works fast, staff are accustomed to working with it, it’s easy to get, and there is usually a lot of it around. But it’s dangerous! A different and safer…
JohnApril 18, 2022
Let's hope you have no wastewater restrictions, this is still quite common. However here are some common brewery wastewater restrictions and what you can do about them. This list is kind of in descending order, most common at the top.…
JohnApril 7, 2016
Let the data speak for itself. The graph above is actual BOD data from a craft brewery client of mine in Canada, before and after side streaming. As most of you know who read this website, you know that I…
JohnAugust 25, 2016
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…
JohnMarch 24, 2015
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…
JohnSeptember 2, 2015
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…
JohnAugust 12, 2015
Passivation is an important part of CIP, sanitation, and efficiency in your brewery. At the end of the day, you wind up with a thin layer of chromium oxide on the surface of your vessels, which strengthens the steel, makes…
JohnJune 2, 2016
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,…
JohnMay 11, 2016