Palliser Airshed Society - October 2020 Summary Report Palliser Airshed Society - October 2020 Summary ReportContinuous Sampling Results - Crescent Heights Station

-40

-20

0

20

40

1 8 15 22 29

Ext. Temp. (C)

0

30

60

90

120

1 8 15 22 29

Rel. Humidity (%)

0

250

500

750

1,000

1 8 15 22 29

Surf. Rad. (W/m2)

0

20

40

60

80

100

1 8 15 22 29

O3 (ppb)

0.0

0.3

0.6

0.9

1.2

1 8 15 22 29

CO (ppm)

0

2

4

6

8

1 8 15 22 29

THC (ppm)

0

3

6

9

12

1 8 15 22 29

SO2 (ppb)

0

40

80

120

160

1 8 15 22 29

NO (ppb)

0

40

80

120

160

1 8 15 22 29

NO2 (ppb)

0%20%40%60%80%

100%SO2

NO

NO2

NOX

O3

COTHCPM2.5

RH

GR

ET

WS

WD

Instrument Uptime (%) Wind Rose (km/hr)

0

40

80

120

160

1 8 15 22 29

NOx (ppb)

0

25

50

75

100

1 8 15 22 29

PM2.5 (µg/m3)

0

10

20

30

40

50

1 8 15 22 29

Wind Spd. (km/hr)

0%

10%

20%N

E

S

W >= 40 30 - 40 20 - 30 10 - 20 5 - 10 1 - 5

1

4

7

10

13

1 8 15 22 29

Crescent HeightsAirpointer

Low Risk (1-3)

Moderate Risk (4-6)

High Risk (7-10)

Very High Risk (>10) Air Quality Health Index (AQHI)

Conc Avg. AAAQO Exceed AAAQO ExceedUnit Conc. Conc Time Objective No. Conc Time Objective No.

SO2 ppb < 1 100.0% 1 Oct-18 48 0 5.4 Oct-27 22:00 172 0NO ppb 1.4 100.0% 5.0 Oct-22 - - 26.1 Oct-22 9:00 - -NO2 ppb 5.1 100.0% 10.2 Oct-22 - - 23.8 Oct-22 23:00 159 0NOX ppb 6.5 100.0% 15.2 Oct-22 - - 43.8 Oct-22 9:00 - -O3 ppb 27 100.0% 38 Oct-26 - - 51 Oct-04 16:00 76 0CO ppm 0.1 100.0% 0.2 Oct-10 - - 0.3 Oct-08 8:00 13 0THC ppm 2.1 97.4% 2.4 Oct-22 - - 2.7 Oct-22 3:00 - -PM2.5 µg/m³ 4 100.0% 8 Oct-4 29 0 21 Oct-10 17:00 80 0

Pollutants 1-Hour RecordsMaximum

24-Hour Records

Name

Month RecordsMaximum

Uptime

Palliser Airshed Society - October 2020 Summary ReportPassive Sampling Results

Continuous Sampling Results - Medicine Hat Trap Club

70%

80%

90%

100%NO

NO2

NOx

O3

PM2.5ET

RH

WS

WDUptime (%)

0

40

80

120

160

1 8 15 22 29

NO (ppb)

0

40

80

120

160

1 8 15 22 29

NOx (ppb)

0

40

80

120

160

1 8 15 22 29

NO2 (ppb)

0

25

50

75

100

1 8 15 22 29

PM2.5 (mg/m3)

0

20

40

60

80

100

1 8 15 22 29

O3 (ppb)

0%

5%

10%

15%

20%N

E

S

W >= 40 30 - 40 20 - 30 10 - 20 5 - 10 1 - 5

Wind Rose (km/hr)

0.2

0.3

0.2 0.4

0.3

0.2

0.20.3

Passive SO2 (ppb)< Detection LimitNo Sample

1.0

0.7

0.60.9

1.2 1.0

1.7

1.3

0.7

0.6

0.6

0.3

2.1

2.60.9

0.4

Passive NO2 (ppb)< Detection LimitNo Sample

Conc Avg. AAAQO Exceed AAAQO ExceedUnit Conc. Conc Time Objective No. Conc Time Objective No.

NO ppb 2.8 100.0% 35.1 Oct-04 - - 106.6 Oct-10 5:00 - -NO2 ppb 4.2 100.0% 17.7 Oct-10 - - 36.4 Oct-04 4:00 159 0NOx ppb 7.1 100.0% 52.8 Oct-10 - - 137.3 Oct-10 5:00 - -O3 ppb 22 100.0% 31 Oct-11 - - 46 Oct-04 16:00 76 0

PM2.5 ug/m3 4 100.0% 12 Oct-10 29 0 25 Oct-03 18:00 80 0

Maximum

Month Records 1-Hour RecordsPollutants 24-Hour Records

Name UptimeMaximum

Monthly Update*All data has been validated; data may change after validation process.

*The measured ambient concentrations of all parameters are within the AAAQO with the exception of one 24-hour PM2.5

exceedance recorded at each station on Sept 19 due to wildfire smoke in the area.

*All compliance parameters had > 90% operational uptime.

-40

-20

0

20

40

1 8 15 22 29

Ext. Temp. (C)