Alberta Capital Airshed

This is a data Summary dashboard for 2022 Alberta Capital Airshed Monitoring Stations

December 2022 data is considered raw data and needs final QA/QC

Monitored Pollutants

2022 ACA Summary Table

Readings above the AAAQO and AAAQG
Alberta Capital Airshed
SO2_hr SO2_day SO2_month H2S_hr H2S_day NO2_hr O3_hr PM2.5_hr PM2.5_day CO_hr CO_8hr
December 2022
0 0 0 0 0 0 0 0 7 0 0
Full Year 2022
0 0 0 2 0 0 0 43 42 0 0
Parameter Ardrossan
N = 87601		 Edmonton East
N = 87601		 Edmonton McCauley
N = 87601		 Edmonton South
N = 87601		 Sherwood Park
N = 87601		 St. Albert
N = 87601		 Woodcroft
N = 87601
SO2 0.8 (3.9, 94.9%) 1.0 (4.0, 95.0%) 0.3 (1.0, 94.5%) 1.9 (9.8, 94.3%) 0.3 (2.0, 94.9%) 0.5 (1.5, 94.8%)
NO 2.0 (8.3, 94.1%) 8.0 (34.0, 94.0%) 4.2 (18.4, 93.3%) 5.5 (29.0, 92.9%) 3.7 (14.9, 91.9%) 3.8 (20.8, 94.1%) 5.1 (23.0, 94.8%)
NO2 5.9 (19.4, 94.1%) 13.2 (36.0, 94.0%) 12.1 (34.1, 93.3%) 10.3 (34.8, 92.9%) 9.4 (29.1, 92.5%) 9.6 (34.4, 94.1%) 12.2 (34.8, 94.8%)
NOX 7.9 (26.7, 94.1%) 21.1 (66.2, 94.0%) 16.2 (50.7, 93.3%) 15.8 (59.1, 92.9%) 13.0 (40.1, 92.4%) 13.4 (53.3, 94.1%) 17.5 (55.0, 94.8%)
O3 27.9 (45.7, 93.9%) 24.0 (43.0, 94.5%) 25.6 (45.0, 95.0%) 25.6 (46.0, 94.4%) 26.9 (45.8, 93.6%) 26.3 (46.0, 94.7%) 23.5 (43.6, 94.8%)
PM2.5 5.5 (14.9, 99.1%) 7.9 (20.4, 98.8%) 9.5 (25.4, 99.1%) 8.5 (22.9, 99.4%) 6.2 (17.1, 98.8%) 6.8 (18.8, 98.7%) 7.8 (24.7, 95.6%)
PM2.5_PA 7.5 (25.2, 99.3%) 7.0 (25.7, 98.0%)
RH 58.1 (85.0, 99.7%) 63.4 (96.0, 99.8%) 62.3 (91.0, 99.6%) 71.8 (100.0, 99.5%) 61.7 (90.3, 100.0%)
ET 3.5 (23.1, 91.3%) 5.3 (25.1, 99.7%) 5.2 (23.9, 99.8%) 4.7 (24.0, 99.6%) 4.6 (23.6, 99.3%) 4.4 (22.7, 99.9%) 4.5 (23.4, 100.0%)
H2S 0.2 (0.9, 94.7%) 0.3 (1.0, 94.7%) 0.2 (0.9, 93.7%)
CO 0.2 (0.4, 94.9%) 0.2 (0.5, 94.8%) 0.2 (0.5, 94.6%) 0.2 (0.3, 95.0%)
THC 2.3 (3.0, 93.4%) 2.2 (2.4, 94.2%) 2.2 (2.5, 93.2%) 2.2 (2.6, 94.3%)
CH4 2.2 (2.5, 93.4%) 2.2 (2.4, 94.2%) 2.2 (2.5, 93.2%)
NMHC 0.1 (0.7, 93.4%) 0.0 (0.0, 94.2%) 0.0 (0.0, 93.2%)
AQHI
    1-3 Low 7,985 (91%) 7,255 (83%) 7,010 (80%) 7,326 (84%) 7,578 (87%) 7,353 (84%) 7,166 (82%)
    4-6 Moderate 163 (1.9%) 1,120 (13%) 1,137 (13%) 824 (9.4%) 502 (5.7%) 828 (9.5%) 938 (11%)
    7-10 High 0 (0%) 13 (0.1%) 16 (0.2%) 6 (<0.1%) 4 (<0.1%) 0 (0%) 2 (<0.1%)
    NA 612 (7.0%) 372 (4.2%) 597 (6.8%) 604 (6.9%) 676 (7.7%) 579 (6.6%) 654 (7.5%)
1 Mean (95th percentile, % Valid data)

2021 ACA Summary Table

Parameter Ardrossan
N = 87601		 Edmonton East
N = 87601		 Edmonton McCauley
N = 87601		 Edmonton South
N = 87601		 Sherwood Park
N = 87601		 St. Albert
N = 87601		 Woodcroft
N = 87601
SO2 0.7 (3.1, 94.7%) 0.9 (4.0, 94.8%) 0.3 (1.0, 93.7%) 1.3 (6.4, 95.0%) 0.3 (1.0, 93.5%) 0.4 (1.1, 94.9%)
NO 2.1 (8.5, 94.4%) 7.5 (34.4, 94.4%) 4.5 (21.8, 95.0%) 3.9 (21.2, 93.3%) 3.0 (12.8, 94.8%) 4.5 (25.3, 93.3%) 5.3 (24.5, 94.9%)
NO2 6.3 (18.8, 94.4%) 12.7 (34.7, 94.4%) 12.4 (33.3, 95.0%) 9.0 (30.8, 93.3%) 9.4 (28.2, 94.8%) 10.4 (33.9, 93.3%) 12.2 (33.2, 94.9%)
NOX 8.3 (26.2, 94.4%) 20.3 (66.7, 94.4%) 16.9 (53.5, 95.0%) 12.8 (49.3, 93.3%) 12.5 (39.7, 94.8%) 15.0 (57.2, 93.3%) 17.7 (55.1, 94.9%)
O3 26.5 (46.3, 93.8%) 24.5 (46.0, 94.8%) 24.8 (46.0, 95.3%) 25.5 (48.0, 92.3%) 26.2 (46.5, 94.5%) 25.7 (48.0, 93.4%) 23.2 (45.2, 94.9%)
PM2.5 6.3 (15.9, 99.1%) 8.2 (23.8, 95.6%) 10.3 (28.6, 99.8%) 8.0 (22.5, 97.6%) 7.3 (20.7, 99.2%) 7.6 (20.8, 98.5%) 9.4 (29.2, 98.3%)
PM2.5_PA 8.1 (28.1, 100.0%) 7.7 (28.9, 100.0%)
RH 55.0 (84.0, 99.8%) 58.9 (90.0, 100.0%) 59.2 (90.0, 98.5%) 68.4 (100.0, 99.0%) 58.3 (89.1, 100.0%)
ET 4.0 (23.8, 99.6%) 5.6 (25.8, 99.8%) 5.5 (24.9, 100.0%) 5.0 (24.9, 98.5%) 4.8 (24.6, 100.0%) 4.5 (24.1, 99.2%) 4.7 (24.5, 100.0%)
H2S 0.3 (1.0, 94.5%) 0.3 (1.0, 94.2%) 0.2 (0.8, 94.6%)
CO 0.2 (0.4, 94.9%) 0.3 (0.5, 95.1%) 0.2 (0.4, 93.5%) 0.2 (0.4, 93.2%)
THC 2.3 (3.0, 94.5%) 2.1 (2.4, 93.9%) 2.2 (2.4, 74.3%) 2.2 (2.5, 95.1%)
CH4 2.1 (2.5, 94.5%) 2.1 (2.4, 93.9%) 2.1 (2.4, 74.3%)
NMHC 0.1 (0.6, 94.5%) 0.0 (0.0, 94.5%) 0.0 (0.0, 74.3%)
AQHI
    1-3 Low 7,844 (90%) 6,896 (79%) 7,089 (81%) 7,415 (85%) 7,719 (88%) 7,252 (83%) 7,173 (82%)
    10+ Very High 8 (<0.1%) 12 (0.1%) 14 (0.2%) 3 (<0.1%) 12 (0.1%) 0 (0%) 10 (0.1%)
    4-6 Moderate 298 (3.4%) 1,027 (12%) 1,170 (13%) 574 (6.6%) 488 (5.6%) 868 (9.9%) 995 (11%)
    7-10 High 4 (<0.1%) 13 (0.1%) 56 (0.6%) 17 (0.2%) 7 (<0.1%) 15 (0.2%) 38 (0.4%)
    NA 606 (6.9%) 812 (9.3%) 431 (4.9%) 751 (8.6%) 534 (6.1%) 625 (7.1%) 544 (6.2%)
1 Mean (95th percentile, % Valid data)

Air Quality Health Index (AQHI)

Sulphur Dioxide

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"

Nitrogen Dioxide

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

Ozone

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

Particulate Matter (PM2.5)

Readings above hourly AAAQG, PM2.5 > 80µg/m³
site date SO2 NO NO2 NOX O3 PM2.5 PM2.5_PA ET ws wd H2S CO THC CH4 NMHC
Edmonton East 2022-09-10 20:00:00 0.0 0.1 8.9 9.0 42.0 90 NaN 20.6 10.6 159.0 1.0 0.4 2.9 2.2 0.7
Edmonton East 2022-09-10 21:00:00 0.0 1.1 15.9 17.0 34.0 83 NaN 18.6 8.9 174.7 0.0 0.5 2.5 2.3 0.2
Edmonton East 2022-09-10 23:00:00 1.0 0.2 9.9 10.1 40.0 83 NaN 16.9 7.8 180.2 0.0 0.5 2.3 2.3 0.0
Edmonton East 2022-09-11 00:00:00 1.0 0.9 8.5 9.4 38.0 83 NaN 16.3 9.5 187.9 0.0 0.5 2.3 2.3 0.0
Edmonton McCauley 2022-08-22 07:00:00 NaN 6.7 16.6 23.3 16.0 86 72 16.3 3.0 125.0 NaN 0.5 2.4 2.4 0.0
Edmonton McCauley 2022-08-22 08:00:00 NaN 5.7 15.3 21.0 26.0 110 115 18.2 4.6 162.0 NaN 0.6 2.3 2.3 0.0
Edmonton McCauley 2022-08-22 09:00:00 NaN 3.3 12.0 15.3 36.0 104 147 20.3 3.8 158.2 NaN 0.5 2.1 2.1 0.0
Edmonton McCauley 2022-09-04 21:00:00 NaN 0.0 4.9 4.9 30.0 86 87 20.5 3.9 0.8 NaN 0.5 2.0 2.0 0.0
Edmonton McCauley 2022-09-05 00:00:00 NaN 0.0 9.1 9.1 23.0 86 105 19.2 3.6 317.5 NaN 0.5 2.1 2.1 0.0
Edmonton McCauley 2022-09-05 01:00:00 NaN 0.0 7.6 7.6 22.0 86 112 18.4 6.8 320.0 NaN 0.5 2.1 2.1 0.0
Edmonton McCauley 2022-09-10 20:00:00 NaN 0.0 12.1 12.1 39.0 98 80 21.0 5.0 178.3 NaN 0.5 2.0 2.0 0.0
Edmonton McCauley 2022-09-10 21:00:00 NaN 0.0 14.9 14.9 35.0 111 134 19.7 5.9 162.2 NaN 0.5 2.1 2.1 0.0
Edmonton McCauley 2022-09-10 22:00:00 NaN 0.0 11.4 11.4 37.0 107 141 18.7 5.9 179.1 NaN 0.5 2.1 2.1 0.0
Edmonton McCauley 2022-09-10 23:00:00 NaN 0.0 11.2 11.2 37.0 112 131 17.9 6.2 161.8 NaN 0.5 2.1 2.1 0.0
Edmonton McCauley 2022-09-11 00:00:00 NaN 0.0 9.7 9.7 39.0 114 134 18.0 9.2 191.2 NaN 0.5 2.1 2.1 0.0
Edmonton McCauley 2022-09-11 01:00:00 NaN 0.0 11.4 11.4 33.0 102 124 16.8 4.6 183.6 NaN 0.4 2.1 2.1 0.0
Edmonton McCauley 2022-09-11 02:00:00 NaN 0.0 8.0 8.0 35.0 88 120 16.4 6.4 279.9 NaN NaN 2.1 2.1 0.0
Edmonton McCauley 2022-09-11 03:00:00 NaN NaN NaN NaN NaN 90 106 14.4 4.1 288.4 NaN 0.4 NaN NaN NaN
Edmonton McCauley 2022-09-11 04:00:00 NaN 0.2 10.8 11.0 25.0 80 104 13.4 4.5 286.9 NaN 0.4 2.2 2.2 0.0
Edmonton McCauley 2022-10-18 23:00:00 NaN 81.0 40.2 121.2 4.0 94 61 9.2 1.5 84.3 NaN 1.3 3.2 2.8 0.4
Edmonton South 2022-08-22 07:00:00 1.0 NaN NaN NaN 24.0 107 NaN 17.8 4.9 112.5 NaN 0.6 2.2 2.2 0.0
Edmonton South 2022-08-22 08:00:00 2.0 NaN NaN NaN 31.0 126 NaN 19.0 5.0 144.8 NaN 0.6 2.3 2.2 0.0
Edmonton South 2022-08-22 09:00:00 1.0 NaN NaN NaN 40.0 91 NaN 21.2 5.1 117.3 NaN 0.5 2.2 2.2 0.0
Edmonton South 2022-09-10 20:00:00 1.0 0.1 10.9 11.0 33.0 90 NaN 18.5 5.2 177.1 NaN 0.5 2.1 2.1 0.0
Edmonton South 2022-09-10 21:00:00 1.0 0.1 7.9 8.0 34.0 104 NaN 17.1 5.3 176.0 NaN 0.5 2.2 2.2 0.0
Edmonton South 2022-09-10 22:00:00 1.0 0.1 8.8 8.9 30.0 101 NaN 15.0 3.5 180.9 NaN 0.5 2.2 2.2 0.0
Edmonton South 2022-09-10 23:00:00 1.0 0.1 9.5 9.6 29.0 99 NaN 14.3 3.1 181.9 NaN 0.4 2.3 2.3 0.0
Edmonton South 2022-09-11 00:00:00 1.0 0.1 8.4 8.5 30.0 106 NaN 13.5 4.3 183.6 NaN 0.4 2.2 2.2 0.0
Edmonton South 2022-09-11 01:00:00 1.0 0.1 8.4 8.5 28.0 103 NaN 13.0 4.0 179.4 NaN 0.4 2.2 2.2 0.0
Edmonton South 2022-09-11 02:00:00 1.0 0.1 11.9 12.0 21.0 99 NaN 11.5 2.9 191.3 NaN 0.4 2.3 2.3 0.0
Edmonton South 2022-09-11 03:00:00 NaN NaN NaN NaN NaN 94 NaN 10.0 2.0 178.1 NaN NaN NaN NaN NaN
Edmonton South 2022-09-11 04:00:00 1.0 0.2 14.9 15.1 10.0 89 NaN 8.8 2.1 170.5 NaN 0.4 2.4 2.4 0.0
Edmonton South 2022-09-11 05:00:00 1.0 7.6 19.2 26.8 6.0 82 NaN 8.3 2.8 201.2 NaN 0.4 2.7 2.7 0.0
Sherwood Park 2022-05-31 22:00:00 1.0 80.2 42.8 123.0 4.6 205 NaN 10.6 0.7 40.1 1.2 NaN 3.0 NaN NaN
Sherwood Park 2022-08-22 06:00:00 0.2 0.0 1.2 1.2 22.4 92 NaN 13.7 5.9 126.0 3.1 NaN 2.3 NaN NaN
Sherwood Park 2022-08-22 07:00:00 0.4 0.0 0.3 0.3 28.5 95 NaN 16.3 4.5 125.1 3.8 NaN 2.3 NaN NaN
Sherwood Park 2022-09-10 13:00:00 0.3 1.7 4.7 6.4 43.9 93 NaN 23.0 7.7 254.6 0.1 NaN 2.2 NaN NaN
Sherwood Park 2022-09-10 14:00:00 0.4 1.3 5.0 6.3 48.0 99 NaN 24.0 6.3 247.1 0.1 NaN 2.2 NaN NaN
St. Albert 2022-09-10 21:00:00 0.0 0.0 12.8 12.8 34.0 84 NaN 19.0 8.1 165.0 NaN 0.5 NaN NaN NaN
Woodcroft 2022-09-10 22:00:00 1.5 2.3 19.3 21.7 29.9 85 156 17.7 8.0 178.2 NaN NaN NaN NaN NaN
Woodcroft 2022-09-10 23:00:00 1.0 0.7 16.1 16.8 25.6 88 145 15.9 5.5 184.3 NaN NaN NaN NaN NaN
Woodcroft 2022-09-11 00:00:00 1.0 0.1 11.6 11.9 28.7 86 134 15.3 6.2 187.8 NaN NaN NaN NaN NaN
Woodcroft 2022-09-11 01:00:00 0.9 0.0 12.0 12.2 26.3 82 128 14.5 6.5 194.7 NaN NaN NaN NaN NaN
Readings above daily AAAQO, PM2.5 > 29µg/m³
site date SO2 NO NO2 NOX O3 PM2.5 PM2.5_PA ET ws wd H2S CO THC CH4 NMHC
Ardrossan 2022-08-22 0.0 0.4 3.0 3.5 24.2 30 NA 19 4.0 122 0.9 NA NA NA NA
Ardrossan 2022-09-04 3.7 0.8 5.8 6.6 34.9 42 NA 21 4.5 292 0.6 NA NA NA NA
Ardrossan 2022-09-11 2.3 1.3 6.6 7.9 32.0 40 NA 18 3.3 269 0.2 NA NA NA NA
Edmonton East 2022-09-04 1.1 9.0 15.7 24.6 29.6 46 NA 24 7.4 267 2.3 0.4 2.4 2.3 0.1
Edmonton East 2022-09-10 1.6 3.4 11.1 14.5 27.9 32 NA 16 10.6 200 0.5 0.3 2.3 2.2 0.1
Edmonton East 2022-09-11 3.5 10.5 19.6 30.1 30.6 39 NA 20 5.9 283 0.6 0.3 2.6 2.3 0.3
Edmonton East 2022-09-14 5.7 9.1 15.1 24.2 20.1 31 NA 16 5.6 22 1.2 0.2 2.6 2.3 0.3
Edmonton East 2022-10-19 1.3 20.2 29.8 50.0 10.4 32 NA 15 6.9 209 1.3 0.4 2.5 2.3 0.2
Edmonton McCauley 2022-08-22 NA 1.4 8.2 9.6 29.7 44 51.9 21 4.7 120 NA 0.4 2.2 2.2 0.0
Edmonton McCauley 2022-08-23 NA 2.0 9.7 11.7 31.6 33 40.4 22 4.5 126 NA 0.3 2.2 2.2 0.0
Edmonton McCauley 2022-09-04 NA 0.5 8.3 8.8 35.5 60 70.3 23 4.1 289 NA 0.4 2.2 2.1 0.0
Edmonton McCauley 2022-09-10 NA 1.3 9.5 10.8 30.1 43 48.5 16 6.5 213 NA 0.3 2.1 2.1 0.0
Edmonton McCauley 2022-09-11 NA 0.8 9.4 10.3 39.7 54 68.4 20 4.1 307 NA 0.3 2.1 2.1 0.0
Edmonton McCauley 2022-10-18 NA 26.8 30.3 57.1 8.6 38 34.2 13 3.3 238 NA 0.6 2.4 2.3 0.1
Edmonton McCauley 2022-10-19 NA NA NA NA 15.2 44 44.6 14 4.1 241 NA NA NA NA NA
Edmonton McCauley 2022-11-10 NA 36.1 33.3 69.4 6.9 30 19.0 -15 6.4 165 NA 0.3 2.5 2.5 0.0
Edmonton McCauley 2022-12-13 NA 23.0 28.4 51.3 4.3 34 28.1 -10 7.2 170 NA 0.7 2.4 2.4 0.0
Edmonton McCauley 2022-12-30 NA 18.9 25.6 44.6 5.6 29 18.7 -9 3.4 129 NA 0.5 2.3 2.3 0.0
Edmonton McCauley 2022-12-31 NA 40.0 31.0 71.1 2.4 38 19.9 -12 3.0 149 NA 0.8 2.8 2.7 0.0
Edmonton South 2022-08-22 1.0 NA NA NA 30.8 41 NA 21 6.0 104 NA 0.3 2.2 2.2 0.0
Edmonton South 2022-09-04 1.2 0.3 5.7 6.1 34.3 55 NA 23 5.8 323 NA 0.4 2.2 2.2 0.0
Edmonton South 2022-09-10 0.8 2.4 7.9 10.3 27.4 39 NA 15 5.3 208 NA 0.3 2.2 2.1 0.0
Edmonton South 2022-09-11 1.1 1.2 8.0 9.2 36.2 52 NA 19 5.0 352 NA 0.3 2.2 2.2 0.0
Edmonton South 2022-10-19 0.6 23.2 23.3 46.5 11.0 41 NA 12 2.9 226 NA 0.4 2.3 2.3 0.0
Edmonton South 2022-12-31 0.2 35.7 29.4 65.2 2.6 31 NA -12 NA NA NA 0.9 2.9 2.8 0.0
Sherwood Park 2022-08-22 0.1 0.0 2.0 2.1 27.0 31 NA 20 3.3 109 0.9 NA 2.2 NA NA
Sherwood Park 2022-09-04 2.3 0.5 6.8 7.2 36.6 42 NA 23 5.1 287 0.5 NA 2.4 NA NA
Sherwood Park 2022-09-10 0.6 0.9 5.0 6.0 32.1 36 NA 16 7.1 191 0.2 NA 2.2 NA NA
Sherwood Park 2022-09-11 4.2 1.4 10.0 11.4 38.6 36 NA 18 3.9 277 0.3 NA 2.4 NA NA
St. Albert 2022-09-04 0.0 0.3 5.3 5.7 32.7 38 NA 22 5.6 298 NA 0.3 NA NA NA
St. Albert 2022-09-10 0.3 1.1 8.5 9.6 27.8 37 NA 16 7.8 202 NA 0.2 NA NA NA
St. Albert 2022-09-11 0.0 0.3 4.9 5.2 35.7 30 NA 18 4.8 317 NA 0.3 NA NA NA
St. Albert 2022-10-19 0.7 21.7 25.7 47.4 12.6 30 NA 13 5.0 214 NA 0.4 NA NA NA
St. Albert 2022-12-30 1.5 17.1 27.2 44.2 4.0 31 NA -10 3.9 144 NA 0.3 NA NA NA
St. Albert 2022-12-31 NA NA NA NA NA 37 NA -12 3.8 163 NA NA NA NA NA
Woodcroft 2022-07-05 0.1 0.7 6.0 7.0 20.9 29 3.3 13 9.5 72 NA NA NA NA NA
Woodcroft 2022-07-07 0.1 0.7 4.5 5.2 25.1 35 2.7 18 11.1 132 NA NA NA NA NA
Woodcroft 2022-07-08 0.4 2.9 9.1 12.1 23.8 32 2.7 18 4.7 316 NA NA NA NA NA
Woodcroft 2022-07-12 0.5 1.8 4.9 6.8 30.0 34 1.9 24 8.9 162 NA NA NA NA NA
Woodcroft 2022-09-04 1.3 0.4 6.9 7.4 32.5 45 64.2 22 5.7 284 NA NA NA NA NA
Woodcroft 2022-09-11 0.8 1.0 9.6 10.6 31.9 42 59.4 19 4.7 307 NA NA NA NA NA
Woodcroft 2022-12-31 0.8 38.6 28.8 67.4 4.2 35 NA -12 2.5 176 NA NA NA NA NA

Hydrogen Sulphide

Readings above hourly AAAQO, Hydrogen Sulphide > 10ppb
site date SO2 NO NO2 NOX O3 PM2.5 ET ws wd H2S CO THC CH4 NMHC
Ardrossan 2022-07-23 04:00:00 0 0.2 3.5 3.7 9.7 3.5 11 4.2 140 12 NaN NaN NaN NaN
Ardrossan 2022-07-23 05:00:00 0 0.6 2.7 3.3 11.3 3.5 11 5.6 136 11 NaN NaN NaN NaN
Readings above daily AAAQO, Hydrogen Sulphide > 3ppb
[1] "No readings above daily AAAQO"

Carbon Monoxide

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"

Total Hydrocarbons, Methane and Non-Methane Hydrocarbons

Meterology

External Temperature

Wind Roses