WitrynaORS Title 36A, Housing; Lottery and Games; Environment; Chapter 468A, Air Quality. Refreshed: 2024-03-11. OregonLaws Oregon Administrative Rules; Oregon Revised … WitrynaFor example, an AQI value of 50 represents good air quality with little potential to affect public health, while an AQI value over 300 represents hazardous air quality. An AQI …

Department of Environmental Quality : Nonattainment and

Witryna2 sie 2024 · The wildfire smoke rule applies to employers whose employees are – or will be – exposed to wildfire smoke where the ambient air concentration for fine particulate matter (also known as PM2.5) is at or above an Air Quality Index (AQI) 101, which is unhealthy for sensitive groups. Sensitive groups include people with lung and heart … Witryna18 sie 2024 · Overview. Air contaminants are particles, liquids, and gases in the air that can be harmful to your health if you breathe them in, swallow them, or get them on … mererid hopwood hay festival

Oregon’s air is so hazardous it’s breaking records - OPB

WitrynaPortland's air currently meets all federal air quality health standards. These standards exist for six pollutants known as the criteria pollutants (carbon monoxide, ozone, particulate matter (PM 2.5 and PM 10), nitrogen oxides, sulfur oxides and lead.The criteria pollutants of most concern in Portland are ozone and fine particulate matter. WitrynaThese communities shared a common airshed, known as the Medford-Ashland Air Quality Maintenance Area. During the 1980s, particulate pollution in the AQMA … Witryna1. Assess and monitor air quality at each work location where employees are exposed The level of wildfire smoke at work locations that triggers these standards is when the PM2.5 ambient air concentration equals or exceeds 35.5 micrograms per cubic meter (µg/m3), which is equivalent to an Air Quality Index (AQI) for PM2.5 of 101 or … mere sai 13th december 2022