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Concept: 6 monthly average in the aggregationprocess vocabulary

Concept URI http://dd.eionet.europa.eu/vocabulary/aq/aggregationprocess/P6M
Preferred label 6 monthly average
Definition Average between 1 hour/day of month X-5 to last hour/day of month X (example for first 6 month's in the year: 1/1/2021 to 31/6/2021) (example for months between years: 1/8/2021 to 31/1/2022)
Notation P6M
Status Valid
Status Modified 2021-12-23
Accepted Date 2021-12-23
Not Accepted Date
Scope note
  • For new WHO AQ Guidelines
Related pollutant