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Science Keywords > EARTH SCIENCE > TERRESTRIAL HYDROSPHERE > WATER QUALITY/WATER CHEMISTRY > WATER QUALITY INDICES

TERME PRÉFÉRENTIEL

WATER QUALITY INDICES  

DÉFINITION

  • Provides a single number (like a grade) that expresses overall water quality at a certain location and time based on several water quality parameters. The objective of an index is to turn complex water quality data into information that is understandable and usable by the public.

CONCEPT GÉNÉRIQUE

CONCEPTS SPÉCIFIQUES

NOTE DE CHANGEMENT

  • 2018-03-06 13:03:03.0 [tstevens] Insert Concept add broader relation (WATER QUALITY INDEXES [f2130ca3-3587-4312-b6d4-138456b5ea78,310635] - WATER QUALITY/WATER CHEMISTRY [8c02f5d1-ce86-4bf5-84d5-b3496cdba6ad,83565]);
  • 2018-03-07 08:44:37.0 [tstevens] Move Concepts add narrower relation (WATER QUALITY INDEXES [f2130ca3-3587-4312-b6d4-138456b5ea78,310635] - BENTHIC INDEX [4497eb1b-b64d-46ff-a18d-37d217430777,86785]);
  • 2018-03-07 08:45:43.0 [tstevens] Insert Concept add narrower relation (WATER QUALITY INDEXES [f2130ca3-3587-4312-b6d4-138456b5ea78,310635] - GLOBAL DRINKING WATER QUALITY INDEX [a71d195e-ff30-4592-a22c-a82af92f3d1f,310705]);
  • 2018-03-07 08:46:26.0 [tstevens] Insert Concept add narrower relation (WATER QUALITY INDEXES [f2130ca3-3587-4312-b6d4-138456b5ea78,310635] - NATIONAL SANITATION FOUNDATION WATER QUALITY INDEX [989e0558-a5fb-4758-bb82-c7d0a6a9f319,310707]);
  • 2018-03-07 08:46:55.0 [tstevens] Insert Concept add narrower relation (WATER QUALITY INDEXES [f2130ca3-3587-4312-b6d4-138456b5ea78,310635] - TROPHIC STATE INDEX [4fbe9a29-e3f5-4e1f-9dcb-99b79485d3b2,310709]);
  • 2018-03-07 12:50:15.0 [tstevens] insert Definition (id: null text: Refers to mechanisms to measure water quality and summarizes and presents water-quality data in an easily understood format. language code: en);
  • 2018-03-12 10:26:44.0 [tstevens] update Definition (Provides a single number (like a grade) that expresses overall water quality at a certain location and time based on several water quality parameters. The objective of an index is to turn complex water quality data into information that is understandable and usable by the public.);
  • 2020-03-06 09:17:21.0 [tstevens] update PrefLabel (WATER QUALITY INDICES);

URI

https://gcmd.earthdata.nasa.gov/kms/concept/f2130ca3-3587-4312-b6d4-138456b5ea78

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