Resource Type: Technical Guidance

  • Technical Consultants in the Industry


    This list comprises WQA members who offer technical consulting services in the water treatment industry.

  • 5 Things to Know About Water After a Flood


    WQA Technical Affairs Director Eric Yeggy offers five quick tips on ensuring quality drinking water during flooding or when power outages affect filtration systems.

  • What You Need to Know About PFAS


    This consumer-oriented document offers answers to common questions about per- and polyfluoroalkyl substances, commonly known as PFAS.  What are they? Why should you be concerned? How do you know if they’re in your water, and what do you do if they are?

  • WQRF Softeners and Septic Performance Toolkit


    Water softeners and septic systems are often found on the same property and, in the majority of these cases, no problems are indicated. Yet, there have been sporadic, mostly anecdotal reports of issues related to the combined use of these kinds of equipment at some sites. Experts in both fields are working together to better…

  • Guidance for Sanitizing Residential Water Treatment Systems


    This document provides general guidance and information for water treatment professionals who may be called upon to sanitize drinking water treatment systems used within a home or business environment after a prolonged period of stagnation due to building vacancy, flooding, or similar potential contamination events. For example, this guidance would be appropriate when assisting customers…

  • General Guidance for Water Treatment Professionals on Proper Maintenance of Treatment Systems as Shelter-in-Place Orders are Lifted


    This document provides general guidance and information for water treatment professionals who may be called upon to assist customers with bringing vacant buildings back online, such as when the Shelter-In-Place orders due to COVID-19 are lifted. It addresses the activities necessary to bring the potable water supply treatment systems (treatment systems) in the building back…

  • Bacteria & Virus


    Microbial and organic contaminants can’t always be detected through sight, smell or taste. You might go years before realizing a problem exists.  Although some waterborne microbes can cause illness, many microbes are harmless or even beneficial. Very small levels of microbes are naturally present in many water supplies, but some are more dangerous than others.…

  • Hurricanes and Drinking Water: What You Need to Know


    Hurricanes pose a major threat to the safety of drinking water. During and after flooding, water can become contaminated with microorganisms such as bacteria, sewage, heating oil, agricultural or industrial waste, chemicals and other substances that can cause serious illness. It is important to know what precautions can be taken to protect yourself from the…

  • Boil Water Notice Brochure


    Treatment for microbial contamination may be applied either where the water enters the home (point of entry) or at the point where drinking water is drawn (point of use). Consumers may boil their water or install a point-of-use or point-of-entry water treatment system certified for total microbial (e.g., bacteria, viruses and protozoa) reduction. If you have a POU or POE treatment system already in…

  • Flooding Precautions Fact Sheet


    Water may not be safe to drink, cook or clean with after an emergency such as a flood. During and after flooding, water can become contaminated with  microorganisms such as bacteria, sewage, heating oil, agricultural or industrial waste, chemicals and other substances that can cause serious illness. People with private drinking water wells in flooded areas can take precautions and…