Welcome to Water Talk! This is a place where we offer to share ideas, and exchange information. But most importantly, this is where to come for help. Questions pertaining to water treatment can be posted so that fellow operators and other water industry professionals may respond with their experiences and recommendations. We encourage all to participate and weigh in on the conversations. There’s a lot of expertise and experience out there that needs to be shared. 

Disclaimer: The information contained in this forum is provided for your review and convenience. Comments are opinions and are not intended to be a sole solution or provide legal advice with respect to any federal, state, or local regulation, nor are they endorsed by, or reflect the view or opinions of CTAWWA. You should consult with your appropriate authorities before undertaking any specific course of action or interpreting any regulations. Comments are moderated before being posted.

Water Talk

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Optimum pH for Coagulation  

Now that my water is getting colder, should I target a lower pH (6.0 to 6.5) or a higher pH (6.5 to 7.0) for optimizing organics removal using alum? Thanks for your help.

Coagulation and Flocculation  

What is UV254 testing and how can I use test results to enhance my treatment process?

Coagulation and Flocculation  


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