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Topic: Technical Guidance

  • Nitrites/Nitrates Fact Sheet

    Most nitrogenous materials in natural waters tend to be converted to nitrate, so all sources of combined nitrogen, particularly organic nitrogen and ammonia, should be considered as potential nitrate sources. Primary sources of organic nitrates include human sewage and livestock manure, especially from feedlots. The primary inorganic nitrates which may contaminate drinking water are potassium…

  • Trends Report: Performance Reduction Standards

    This report investigates countries we are aware of discussing performance/reduction standards requirements as it relates to drinking water treatment units through regulations or other initiatives.

  • Chloride Handbook

    The Communication Resources on Chloride Handbook, developed as a WQA member benefit, is a guide to aid communications with government officials and other interested parties regarding chlorides. It is a collection of resources and information designed to support members, as well as to provide an education and solid grounding on chlorides for all interested parties, including…

  • Research and Fact Sheets

    WQA’s Technical Fact Sheets provide an overview of common and high-profile water issues. They include explanations of health effects, treatment method comparisons, discussion on regulations, and reference lists to dig up even more information at your leisure. Contaminants Common Technologies Granular Activated Carbon (GAC)  Ion Exchange Reverse Osmosis (RO) Ultraviolet (UV) Light Hot Topics Residential Water…