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... > Science Keywords > EARTH SCIENCE > TERRESTRIAL HYDROSPHERE > WATER QUALITY/WATER CHEMISTRY > WATER QUALITY INDEXES > NATIONAL SANITATION FOUNDATION WATER QUALITY INDEX

Preferred term

NATIONAL SANITATION FOUNDATION WATER QUALITY INDEX  

Definition

  • A water quality index developed by the National Sanitation Foundation (NSF) in 1970 which provides a standardized method for comparing the water quality of various bodies of water. There are nine water quality parameters included in the index: dissolved oxygen (DO), fecal coliform, pH, biochemical oxygen demand (BOD) (5-day), temperature change (from 1 mile upstream), total phosphate, nitrate, turbidity, total solids. (en)

Broader concept

Change note

  • 2018-03-07 08:46:26.0 [tstevens] Insert Concept add broader relation (NATIONAL SANITATION FOUNDATION WATER QUALITY INDEX [989e0558-a5fb-4758-bb82-c7d0a6a9f319,310707] - WATER QUALITY INDEXES [f2130ca3-3587-4312-b6d4-138456b5ea78,310635]);
  • 2018-03-07 12:58:49.0 [tstevens] insert Definition (id: null text: A water quality index developed by the National Sanitation Foundation (NSF) in 1970 which provides a standardized method for comparing the water quality of various bodies of water. There are nine water quality parameters included in the index: dissolved oxygen (DO), fecal coliform, pH, biochemical oxygen demand (BOD) (5-day), temperature change (from 1 mile upstream), total phosphate, nitrate, turbidity, total solids. language code: en);

URI

https://gcmd.earthdata.nasa.gov/kms/concept/989e0558-a5fb-4758-bb82-c7d0a6a9f319

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