PurpleAir Monitors

WCAS PurpleAir Monitoring Dashboard for 2026

Data correction based on article “Development and evaluation of correction models for a low-cost fine particulate matter monitor” by Brayden Nilson, Peter L. Jackson, Corinne L. Schiller and Matthew T. Parsons, (https://amt.copernicus.org/articles/15/3315/2022/)

PurpleAir Monitors Monthly Bubble Plots

2026 PurpleAir Summary Table

2026 PurpleAir Monthly Summary
Site January February March
WCAS_Barrhead(AQSU-855E) 13.0 (42.4) 13.3 (41.7) 7.0 (19.9)
WCAS_Breton 7.2 (36.2) 5.4 (19.6) 18.1 (48.5)
WCAS_CarrotCreek 9.3 (32.4) 5.8 (22.0) 3.6 (12.1)
WCAS_DV-CETC(AQSU-4E23) 9.0 (31.4) 6.0 (18.5) 4.1 (14.6)
WCAS_Edson FC (AQSU-4E5E) 10.6 (34.6) 10.8 (33.9) 6.6 (19.4)
WCAS_Edson1 (AQSU - ACD8) 10.6 (39.4) 9.5 (35.3) 3.7 (12.7)
WCAS_Entwistle1(AQSU-6463) 8.9 (36.9) 7.7 (29.1) 5.5 (17.8)
WCAS_Entwistle2(AQSU-858E) 10.1 (37.0) 7.2 (27.9) NA
WCAS_EntwistleRecCentre NA 13.1 (40.7) 8.2 (25.8)
WCAS_Evansburg1 (AQSU-A26A) 10.0 (38.6) 9.1 (26.7) 5.1 (17.6)
WCAS_FortAssinibione(AQSU-4E29) 9.9 (37.1) 8.8 (26.6) 6.0 (20.8)
WCAS_Hinton1 6.7 (28.9) 6.2 (25.1) 4.2 (13.3)
WCAS_Hinton2 4.2 (16.2) 4.2 (14.8) 3.6 (15.4)
WCAS_Jasper1(AQSU-2F3F) NA 6.2 (23.4) 3.0 (9.4)
WCAS_Jasper4 (AQSU - D978) 3.1 (14.2) 3.4 (18.1) 1.7 (6.2)
WCAS_Lakeview(AQSU-5203) 9.3 (36.2) 5.6 (18.4) 5.8 (19.1)
WCAS_Mayerthorpe(AQSU-7963) 9.9 (33.2) 6.6 (23.3) 4.0 (12.1)
WCAS_Neerlandia(AQSU-46A0) 8.2 (29.2) 5.6 (19.6) 4.3 (17.1)
WCAS_Pigeon Lake(AQSU-FFC0) 7.7 (29.9) 5.4 (18.1) 5.9 (18.4)
WCAS_Sangudo 11.1 (42.8) NA NA
WCAS_Wagner 9.5 (38.2) 5.4 (19.7) 5.7 (18.3)
WCAS_Whitecourt COC 16.5 (50.6) 9.6 (33.4) 6.4 (18.0)

PurpleAir BoxPlot for 2026

PurpleAir Daily 2026 Averages

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PurpleAir 2026 Profile

based on regional average PurpleAir

PM2.5 Interactive Historical Hourly Trace

PurpleAir Monitors in Alberta active in last 30 days