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2024 PM2.5 Annual Standard | NC DEQ
Effective May 2024, EPA tightened the annual health-based National Ambient Air Quality Standard for fine particulate matter (PM2.5) from 12.0 g/m3 to 9.0
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Air Quality Portal: Homepage
Jun 18, 2024 A Strengthened PM2.5 Standard is Here June 18, 2024. You may have noticed over the past month that there seem to be more fine particulate (i.e.,
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Air-Insulated Medium-Voltage Switchgear NXAirS, up to 12 kV
All switchgear types of the NXAirS family are approved with internal arc classification IAC A FLR, loss of service continuity category LSC 2B and partition.
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