WCAS

This is a data dashboard for January 2026 WCAS air monitors

Monitored Data

Map

2026 WCAS Data Summary Table

Readings above the AAAQO and AAAQG
West Central Airshed Society
SO₂
hour
172ppb		 SO₂
day
48ppb		 SO₂
month
11ppb		 H₂S
hour
10ppb		 H₂S
day
3ppb		 TRS
30min
5ppb		 NO₂
hour
159ppb		 O₃
hour
76ppb		 PM2.5
hour
80µg/m³		 PM2.5
day
29µg/m³		 CO
hour
13ppm		 CO
8-hour
5ppm
January 2026
0 0 0 0 0 2 0 0 0 1 0 0
January 2025
0 0 0 0 0 1 0 0 0 0 0 0
Parameter Jasper
N = 7451		 WCAS Breton
N = 7451		 WCAS Carrot Creek
N = 7451		 WCAS Drayton Valley
N = 7451		 WCAS Edson
N = 7451		 WCAS Genesee
N = 7451		 WCAS Hinton-Drinnan
N = 7451		 WCAS Hinton-Hillcrest
N = 7451		 WCAS Meadows
N = 7451		 WCAS Steeper
N = 7451		 WCAS Wagner2
N = 7451
SO2
0.2 (94.8%) 0.1 (95.2%) 0.3 (95.0%) 0.0 (94.6%) 0.3 (95.2%) 0.8 (94.9%) 0.1 (94.6%) 0.3 (94.9%) 0.1 (94.8%) 0.3 (95.0%)
NO 5.6 (90.6%) 0.4 (94.8%) 1.1 (95.2%) 4.0 (95.0%) 3.9 (94.6%) 0.4 (95.2%) 2.7 (94.9%) 1.3 (94.5%) 0.7 (94.9%) 0.2 (94.8%) 0.5 (95.0%)
NO2 11.8 (90.6%) 4.2 (94.8%) 6.0 (95.2%) 12.1 (95.0%) 10.4 (94.6%) 4.5 (95.2%) 8.4 (94.9%) 4.6 (94.5%) 5.4 (94.9%) 1.1 (94.8%) 4.8 (95.0%)
NOX 17.3 (90.6%) 4.6 (94.8%) 7.2 (95.2%) 16.1 (95.0%) 14.3 (94.6%) 4.9 (95.2%) 11.1 (94.9%) 5.9 (94.5%) 6.1 (94.9%) 1.3 (94.8%) 5.2 (95.0%)
O3 19.7 (90.6%) 31.0 (94.8%) 27.3 (95.2%) 23.9 (95.0%) 24.8 (94.6%) 30.3 (95.2%) 24.4 (94.9%) 32.3 (95.0%)
37.7 (94.8%)
PM2.5 4.6 (95.0%)

8.6 (99.9%) 7.5 (99.9%) 8.4 (88.7%) 6.3 (99.9%) 5.1 (99.7%)
2.0 (100.0%)
RH 73.9 (95.2%) 65.0 (100.0%) 69.2 (100.0%) 63.9 (100.0%) 67.0 (100.0%) 71.8 (100.0%) 60.4 (100.0%) 57.9 (100.0%) 69.9 (100.0%) 58.0 (100.0%) 75.4 (100.0%)
ET -4.8 (95.2%) -5.7 (100.0%) -6.0 (100.0%) -5.5 (100.0%) -5.0 (100.0%) -4.4 (100.0%) -3.7 (100.0%) -3.0 (100.0%) -6.8 (100.0%) -3.3 (100.0%) -8.2 (100.0%)
H2S





0.2 (94.9%)



TRS





0.2 (94.9%) 0.1 (94.8%)


CO








0.1 (94.8%)
1 Mean (% Valid data)

January 2026 WCAS AQHI Summary

AQHI Category Jasper
N = 6751		 WCAS Drayton Valley
N = 7081		 WCAS Edson
N = 7051		 WCAS Genesee
N = 6331		 WCAS Hinton-Drinnan
N = 7071		 WCAS Hinton-Hillcrest
N = 7051		 WCAS Steeper
N = 7061
AQHI






    1-3 Low 673 (100%) 660 (93%) 680 (96%) 622 (98%) 702 (99%) 705 (100%) 706 (100%)
    4-6 Moderate 2 (0.3%) 48 (6.8%) 25 (3.5%) 11 (1.7%) 5 (0.7%)

    7-10 High






    Very High 10+






1 Count (% of total data)

Nitrogen Dioxide (ppb)

Readings above hourly AAAQO, Nitrogen Dioxide > 159ppb
[1] "No readings above hourly AAAQO"

Ozone (ppb)

Readings above hourly AAAQO, Ozone > 76ppb
[1] "No readings above hourly AAAQO"

Particulate Matter (PM2.5)

Readings above hourly AAAQG, PM2.5 > 80µg/m³
[1] "No readings above hourly AAAQG"
Readings above daily AAAQO, PM2.5 > 29µg/m³
site date SO2 NO NO2 NOX O3 RH ET ws wd lat lon PR PM2.5 AQHI H2S TRS CO
WCAS Drayton Valley 2026-01-28 0.2 6.6 20 27 7.5 74 -4.7 3.8 60 53 -115 30 3.3

Sulphur Dioxide (ppb)

Readings above hourly AAAQO, Sulphur Dioxide > 172ppb
[1] "No readings above hourly AAAQO"
Readings above daily AAAQO, Sulphur Dioxide > 48ppb
[1] "No readings above daily AAAQO"
Readings above monthly AAAQO, Sulphur Dioxide > 11ppb
[1] "No readings above monthly AAAQO"

Hydrogen Sulphide and Total Reduced Sulphur (ppb)

Readings above hourly AAAQO, Hydrogen Sulphide > 10ppb
[1] "No readings above hourly AAAQO"
Readings above daily AAAQO, Hydrogen Sulphide > 3ppb
[1] "No readings above daily AAAQO"

Total Reduced Sulphur (ppb)

Readings above 30min AAAQG, TRS > 5ppb
date HD_ws HD_wd HH_ws HH_wd site TRS
2026-01-09 05:00:00 0.6 120 2.1 69 WCAS Hinton-Drinnan 6.3
2026-01-09 05:30:00 1.3 91 3.0 232 WCAS Hinton-Drinnan 5.4

Carbon Monoxide (ppm)

Readings above hourly AAAQO, Carbon Monoxide > 13ppm
[1] "No readings above hourly AAAQO"
Readings above 8hr AAAQO, Carbon Monoxide > 5ppm
[1] "No readings above daily AAAQO"

Meterology

Temperature

Relative Humidity

Wind Roses January 2026