WCAS April 2026
WCAS
April 2026
WCAS
This is a data dashboard for April 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| April 2026 | |||||||||||
| 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| April 2025 | |||||||||||
| 0 | 0 | 0 | 0 | 0 | 24 | 0 | 0 | 0 | 0 | 0 | 0 |
| Parameter | Jasper N = 7211 |
WCAS Breton N = 7211 |
WCAS Carrot Creek N = 7211 |
WCAS Drayton Valley N = 7211 |
WCAS Edson N = 7211 |
WCAS Genesee N = 7211 |
WCAS Hinton-Drinnan N = 7211 |
WCAS Hinton-Hillcrest N = 7211 |
WCAS Meadows N = 7211 |
WCAS Steeper N = 7211 |
WCAS Wagner2 N = 7211 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| SO2 | 0.1 (93.6%) | 0.0 (95.1%) | 0.1 (92.2%) | 0.1 (83.6%) | 0.1 (94.7%) | 0.2 (94.5%) | 0.1 (88.9%) | 0.1 (94.6%) | 0.1 (95.0%) | 0.1 (95.0%) | |
| NO | 2.2 (94.2%) | 0.2 (94.9%) | 0.4 (95.1%) | 1.1 (92.4%) | 0.8 (94.3%) | 0.2 (92.4%) | 1.5 (94.5%) | 0.8 (94.5%) | 0.3 (94.5%) | 0.1 (95.0%) | 0.2 (95.0%) |
| NO2 | 5.8 (94.2%) | 1.9 (94.9%) | 2.6 (95.1%) | 4.6 (92.4%) | 3.7 (94.3%) | 2.0 (92.4%) | 5.2 (94.5%) | 3.6 (94.5%) | 2.0 (94.5%) | 0.6 (95.0%) | 1.9 (95.0%) |
| NOX | 7.9 (94.2%) | 2.1 (94.9%) | 3.0 (95.1%) | 5.7 (92.4%) | 4.5 (94.3%) | 2.2 (92.4%) | 6.7 (94.5%) | 4.4 (94.5%) | 2.3 (94.5%) | 0.7 (95.0%) | 2.1 (95.0%) |
| O3 | 32.6 (94.2%) | 36.9 (94.9%) | 34.7 (95.1%) | 36.6 (92.2%) | 35.3 (94.3%) | 36.6 (94.7%) | 30.0 (94.5%) | 35.6 (94.5%) | 36.9 (95.0%) | ||
| PM2.5 | 3.9 (99.0%) | 4.4 (97.6%) | 4.4 (99.9%) | 5.4 (99.7%) | 4.9 (99.9%) | 2.8 (99.9%) | 1.0 (95.4%) | ||||
| RH | 57.0 (99.2%) | 63.7 (100.0%) | 64.8 (100.0%) | 59.8 (97.8%) | 63.0 (100.0%) | 69.9 (99.9%) | 59.4 (100.0%) | 58.3 (100.0%) | 64.6 (100.0%) | 65.1 (100.0%) | 68.0 (100.0%) |
| ET | 3.9 (99.2%) | 2.7 (100.0%) | 2.8 (100.0%) | 3.0 (97.8%) | 3.3 (100.0%) | 5.5 (99.9%) | 2.7 (100.0%) | 2.6 (100.0%) | 3.1 (100.0%) | 1.0 (100.0%) | 3.2 (100.0%) |
| H2S | 0.1 (94.0%) | ||||||||||
| TRS | 0.2 (92.6%) | 0.1 (95.0%) | |||||||||
| CO | 0.1 (95.0%) | ||||||||||
| 1 Mean (% Valid data) | |||||||||||
April 2026 WCAS AQHI Summary
| AQHI Category | Jasper N = 6791 |
WCAS Drayton Valley N = 6661 |
WCAS Edson N = 6801 |
WCAS Genesee N = 6671 |
WCAS Hinton-Drinnan N = 6811 |
WCAS Hinton-Hillcrest N = 6811 |
WCAS Steeper N = 6561 |
|---|---|---|---|---|---|---|---|
| AQHI | |||||||
| 1-3 Low | 679 (100%) | 653 (98%) | 675 (99%) | 667 (100%) | 681 (100%) | 679 (100%) | 656 (100%) |
| 4-6 Moderate | 13 (2.0%) | 5 (0.7%) | 2 (0.3%) | ||||
| 7-10 High | |||||||
| Very High 10+ | |||||||
| 1 Count (% of total data) | |||||||
Calendar Plots
Breton
NO2
SO2
Carrot Creek
NO2
O3
SO2
Drayton Valley
AQHI
AQHI daily hour maximum
NO2
O3
PM2.5
SO2
Edson
AQHI
AQHI daily hour maximum
NO2
O3
PM2.5
SO2
Genesee
AQHI
AQHI daily hour maximum
NO2
O3
PM2.5
SO2
Hinton-Drinnan
AQHI
AQHI daily hour maximum
NO2
O3
PM2.5
SO2
H2S
TRS
Hinton-Hillcrest
AQHI
AQHI daily hour maximum
NO2
O3
PM2.5
SO2
TRS
Meadows
NO2
SO2
Wagner
NO2
SO2
Steeper
AQHI
AQHI daily hour maximum
NO2
O3
PM2.5
SO2
CO
Jasper
AQHI
AQHI daily hour maximum
NO2
O3
PM2.5
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
[1] "No readings above daily AAAQO"
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 |
|---|---|---|---|---|---|---|
| 2026-04-20 06:30:00 | 1.5 | 76 | 2.3 | 71 | WCAS Hinton-Hillcrest | 5.3 |
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
