ArticleManaging pH with Brewing Water Adjustments In this article, we will walk through the key concepts of residual alkalinity and some adjustments you can make on brew day to fine tune your wort pH. All pH readings areAlready a member? Log InWritten by Dave GreenYou'll Also Like Article FREE Talking Brewer’s Water Lingo Learn the basic terms and lingo of brewing water. Article MEMBERS ONLY The Role of pH in Brewing pH plays a role in every step of the brewing process — from the time you mash in, all the way through to the final beer that fills the glass. Take a closer look at pH throughout the brewing process.