Course Glossary
This shows the specialized terms used in EarthWise Academy. This section contains all the definitions used in the various course glossaries used by each course.
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AcidicA condition in which a substance yields H+ ions when it dissociates in water, resulting in a lowering of pH.
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Critical AssetComponents of a water or waste water treatment system that are necessary to meet mission objectives (providing drinking water that meets or exceeds the National Drinking Water Standards, providing adequate water pressure to meet public safety needs, maintaining water service to critical users, maintaining wastewater collection system to protect public health, and providing wastewater treatment that meets the National Pollution Discharge Elimination System standards.
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ACCACC - Alternative Compliance Criteria
Alternative criteria that can be used to achieve either monthly or annual compliance with the enhanced coagulation requirements of the DBP Rule.
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90th Percentile Tap Sample ResultIdentification of the 90th percentile tap sample result is accomplished by following two steps:
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