Topical Terminology > Exceedance
2 Definitions
Exceedance
For Exceedance we have terms and definitions in 2 topics. The topics are Air Quality and Environment.
Exceedance (Air Quality) 
A measured level of an air pollutant higher than the national or state ambient air quality standard
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Exceedance (Environment)
Violation of the pollutant levels permitted by environmental protection standards.
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