West Central Airshed Society

This is a historical data review for active WCAS Air Monitoring Stations

WCAS Summary of Monitored Pollutants

WCAS monitoring map

Number of Readings above AAAQO and AAAQG

Summary of Historical Readings above AAAQO and AAAQG

Readings above the AAAQO and AAAQG
West Central Airshed Society
SOâ‚‚
hour
172ppb		 SOâ‚‚
day
48ppb		 SOâ‚‚
month
11ppb		 Hâ‚‚S
hour
10ppb		 Hâ‚‚S
day
3ppb		 NOâ‚‚
hour
159ppb		 O₃
hour
76ppb		 PM2.5
hour
80µg/m³		 PM2.5
day
29µg/m³		 CO
hour
13ppm		 CO
8-hour
5ppm
historical
0 0 0 289 50 0 195 3023 551 0 0
2023
0 0 0 9 2 0 108 1252 208 0 0

Air Quality Health Index (AQHI)

Nitrogen Dioxide (ppb)

WCAS NO2 Hourly and Monthly Trend

Ozone (ppb)

WCAS Ozone Hourly and Monthly Trend

Particulate Matter (PM2.5)

WCAS PM2.5 Hourly and Monthly Trend

Sulphur Dioxide (ppb)

WCAS SO2 Hourly and Monthly Trend

Hydrogen Sulphide and Total Reduced Sulphur (ppb)

WCAS H2S Hourly and Monthly Trend

WCAS TRS Hourly and Monthly Trend