West Central Airshed Society

This is a data dashboard for 2021 for WCAS Air Monitoring Stations

PolarMaps (select layer)

2021 WCAS Summary Table

SO₂ hour 172ppb	SO₂ day 48ppb	SO₂ month 11ppb	H₂S hour 10ppb	H₂S day 3ppb	NO₂ hour 159ppb	O₃ hour 76ppb	PM_2.5 hour 80µg/m³	PM_2.5 day 29µg/m³	CO hour 13ppm	CO 8-hour 5ppm
Readings above the AAAQO and AAAQG
West Central Airshed Society
Full Year 2021
0	0	0	40	9	0	9	181	74	0	0

Characteristic	WCAS Drayton Valley Station, N = 8,760¹	WCAS Edson Station, N = 8,760¹	WCAS Genesee Station, N = 8,760¹	WCAS Hinton-Drinnan Station, N = 8,760¹	WCAS Steeper Station, N = 8,760¹	WCAS Tomahawk Station, N = 8,760¹
AQHI
1-3 Low	7,747 (88%)	8,035 (92%)	7,982 (91%)	7,855 (90%)	8,039 (92%)	7,970 (91%)
4-6 Moderate	538 (6.1%)	267 (3.0%)	271 (3.1%)	375 (4.3%)	202 (2.3%)	313 (3.6%)
7-10 High	20 (0.2%)	2 (<0.1%)	12 (0.1%)	9 (0.1%)	5 (<0.1%)	28 (0.3%)
10+ Very High	0 (0%)	0 (0%)	0 (0%)	0 (0%)	0 (0%)	11 (0.1%)
No Data	455 (5.2%)	456 (5.2%)	495 (5.7%)	521 (5.9%)	514 (5.9%)	438 (5.0%)
¹ n (%)

Parameter	WCAS Breton Station N = 8760¹	WCAS Carrot Creek Station N = 8760¹	WCAS Drayton Valley Station N = 8760¹	WCAS Edson Station N = 8760¹	WCAS Genesee Station N = 8760¹	WCAS Hinton-Drinnan Station N = 8760¹	WCAS Meadows Station N = 8760¹	WCAS Powers Station N = 8760¹	WCAS Steeper Station N = 8760¹	WCAS Tomahawk Station N = 8760¹	WCAS Wagner2 Station N = 8760¹
SO2	0.3 (1.0, 94.7%)	0.2 (0.6, 95.1%)	0.2 (0.6, 32.1%)	0.4 (1.3, 95.1%)	0.7 (3.7, 94.8%)	0.6 (2.6, 94.7%)	0.6 (1.6, 95.1%)	0.3 (1.0, 94.0%)	0.3 (0.5, 94.4%)	0.4 (1.1, 95.2%)	0.5 (2.2, 94.3%)
NO	0.4 (1.8, 94.9%)	1.0 (5.2, 94.9%)	3.1 (12.4, 94.9%)	3.3 (19.0, 95.0%)	0.7 (3.2, 94.7%)	3.4 (16.8, 94.6%)	0.4 (2.1, 95.0%)	0.3 (1.6, 94.6%)	0.1 (0.5, 94.2%)	0.5 (2.7, 95.0%)	0.8 (4.2, 94.2%)
NO2	2.8 (7.3, 94.9%)	4.5 (14.4, 94.9%)	7.9 (24.9, 94.9%)	7.0 (23.7, 95.0%)	3.8 (9.5, 94.7%)	6.8 (20.2, 94.6%)	2.9 (8.3, 95.0%)	1.8 (6.3, 94.6%)	0.9 (3.5, 94.2%)	3.0 (9.4, 95.0%)	3.5 (10.0, 94.2%)
NOX	3.2 (8.9, 94.9%)	5.5 (19.1, 94.9%)	11.0 (36.0, 94.9%)	10.3 (41.2, 95.0%)	4.5 (11.8, 94.7%)	10.2 (36.0, 94.6%)	3.3 (10.0, 95.0%)	2.1 (7.5, 94.6%)	1.0 (4.0, 94.2%)	3.5 (11.3, 95.0%)	4.3 (12.9, 94.2%)
O3	29.2 (47.1, 94.9%)	26.2 (47.0, 95.0%)	27.4 (47.4, 95.0%)	24.7 (46.0, 95.1%)	30.2 (47.4, 94.8%)	23.4 (44.7, 94.7%)			36.1 (50.0, 94.4%)	30.1 (47.7, 95.1%)
PM2.5			7.9 (23.6, 99.7%)	5.8 (19.7, 99.7%)	6.9 (21.1, 99.2%)	8.9 (27.3, 99.5%)		6.0 (18.9, 98.5%)	4.3 (20.7, 99.0%)	7.9 (28.0, 99.9%)
RH	62.0 (92.9, 99.9%)	66.3 (95.0, 100.0%)	57.2 (88.5, 99.9%)	63.3 (96.9, 99.9%)	63.3 (93.2, 99.4%)	62.6 (94.1, 99.9%)	61.2 (91.0, 99.9%)	62.2 (97.5, 99.9%)	60.1 (97.1, 99.5%)	61.7 (91.9, 100.0%)	67.5 (94.5, 99.4%)
ET	3.8 (23.1, 99.9%)	2.9 (22.7, 100.0%)	4.2 (23.4, 99.9%)	3.4 (23.1, 99.9%)	6.3 (27.7, 99.7%)	4.7 (23.1, 99.9%)	3.9 (23.6, 99.9%)	4.2 (23.2, 99.9%)	3.0 (20.5, 99.5%)	3.8 (23.8, 100.0%)	4.0 (24.5, 99.4%)
H2S						0.8 (3.4, 94.4%)
TRS						1.1 (4.2, 93.4%)
CO									0.2 (0.3, 94.3%)
¹ Mean (95th percentile, % Valid data)

Station Summaries

Breton

2021 Breton Summary

Parameter	WCAS Breton Station N = 8760¹
SO2	0.3 (1.0, 94.7%)
NO	0.4 (1.8, 94.9%)
NO2	2.8 (7.3, 94.9%)
NOX	3.2 (8.9, 94.9%)
O3	29.2 (47.1, 94.9%)
¹ Mean (95th percentile, % Valid data)

Carrot Creek

2021 Carrot Creek Summary

Parameter	WCAS Carrot Creek Station N = 8760¹
SO2	0.2 (0.6, 95.1%)
NO	1.0 (5.2, 94.9%)
NO2	4.5 (14.4, 94.9%)
NOX	5.5 (19.1, 94.9%)
O3	26.2 (47.0, 95.0%)
¹ Mean (95th percentile, % Valid data)

Drayton Valley

2021 Drayton Valley Summary

Parameter	WCAS Drayton Valley Station N = 8760¹
SO2	0.2 (0.6, 32.1%)
NO	3.1 (12.4, 94.9%)
NO2	7.9 (24.9, 94.9%)
NOX	11.0 (36.0, 94.9%)
O3	27.4 (47.4, 95.0%)
PM2.5	7.9 (23.6, 99.7%)
¹ Mean (95th percentile, % Valid data)

Edson

2021 Edson Summary

Parameter	WCAS Edson Station N = 8760¹
SO2	0.4 (1.3, 95.1%)
NO	3.3 (19.0, 95.0%)
NO2	7.0 (23.7, 95.0%)
NOX	10.3 (41.2, 95.0%)
O3	24.7 (46.0, 95.1%)
PM2.5	5.8 (19.7, 99.7%)
¹ Mean (95th percentile, % Valid data)

Genesee

2021 Genesee Summary

Parameter	WCAS Genesee Station N = 8760¹
SO2	0.7 (3.7, 94.8%)
NO	0.7 (3.2, 94.7%)
NO2	3.8 (9.5, 94.7%)
NOX	4.5 (11.8, 94.7%)
O3	30.2 (47.4, 94.8%)
PM2.5	6.9 (21.1, 99.2%)
¹ Mean (95th percentile, % Valid data)

Hinton-Drinnan

2021 Hinton-Drinnan Summary

Parameter	WCAS Hinton-Drinnan Station N = 8760¹
SO2	0.6 (2.6, 94.7%)
H2S	0.8 (3.4, 94.4%)
TRS	1.1 (4.2, 93.4%)
NO	3.4 (16.8, 94.6%)
NO2	6.8 (20.2, 94.6%)
NOX	10.2 (36.0, 94.6%)
O3	23.4 (44.7, 94.7%)
PM2.5	8.9 (27.3, 99.5%)
¹ Mean (95th percentile, % Valid data)

Meadows

2021 Meadows Summary

Parameter	WCAS Meadows Station N = 8760¹
SO2	0.6 (1.6, 95.1%)
NO	0.4 (2.1, 95.0%)
NO2	2.9 (8.3, 95.0%)
NOX	3.3 (10.0, 95.0%)
¹ Mean (95th percentile, % Valid data)

Powers

2021 Powers Summary

Parameter	WCAS Powers Station N = 8760¹
SO2	0.3 (1.0, 94.0%)
NO	0.3 (1.6, 94.6%)
NO2	1.8 (6.3, 94.6%)
NOX	2.1 (7.5, 94.6%)
PM2.5	6.0 (18.9, 98.5%)
¹ Mean (95th percentile, % Valid data)

Wagner2

2021 Wagner2 Summary

Parameter	WCAS Wagner2 Station N = 8760¹
SO2	0.5 (2.2, 94.3%)
NO	0.8 (4.2, 94.2%)
NO2	3.5 (10.0, 94.2%)
NOX	4.3 (12.9, 94.2%)
¹ Mean (95th percentile, % Valid data)

Steeper

2021 Steeper Summary

Parameter	WCAS Steeper Station N = 8760¹
SO2	0.3 (0.5, 94.4%)
NO	0.1 (0.5, 94.2%)
NO2	0.9 (3.5, 94.2%)
NOX	1.0 (4.0, 94.2%)
O3	36.1 (50.0, 94.4%)
CO	0.2 (0.3, 94.3%)
PM2.5	4.3 (20.7, 99.0%)
¹ Mean (95th percentile, % Valid data)