Chemist Lisa Morarend explained how ion chromatography is used to measure nitrate and other contaminants in water samples at the Fleur Drive Treatment Plant in Des Moines during a press event Tuesday.
Central Iowa Water Works says its first-ever ban on lawn watering is cutting demand and easing worries that its utilities — hampered by high levels of health-endangering nitrates in the Raccoon and ...
Running the facility in January is unusual but not unprecedented. All water produced by CIWW meets safe drinking water ...
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