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Air Quality Index Yearly Summary

Reporting for

Daily AQI Results for all Metro Areas
From results published at 0:09 am PDT
Jan 2019
Date PM-10  PM-2.5  O3  CO  SO2  NO2 
01 12 20 35 6 0 21
C540 C540 C601 C561 C540 C1501
02 18 36 36 16 3 42
C561 C1501 C601 C561 C540 C1501
03 53 81 31 28 8 50
C561 C561 C601 C561 C540 C1501
04 53 85 30 28 7 57
C561 C561 C601 C561 C540 C1501
05 52 87 27 24 7 47
C540 C540 C601 C561 C540 C561
06 19 46 38 5 1 28
C71 C43 C1019 C561 C540 C1501
07 16 37 36 6 0 37
C71 C43 C1019 C561 C540 C1501
08 24 53 30 16 3 40
C540 C540 C601 C561 C540 C1502
09 38 64 29 9 5 48
C561 C540 C601 C1501 C540 C1502
10 44 71 33 13 6 48
C540 C540 C1019 C561 C540 C1501
11 27 49 34 7 3 40
C540 C540 C601 C1501 C540 C540
12 23 43 35 7 3 39
C540 C540 C1019 C561 C540 C1501
13 16 31 35 5 54 34
C73 C1501 C1019 C561 C540 C1501
14 17 32 31 4 28 39
C73 C1501 C601 C1501 C540 C1501
15 17 43 31 4 28 28
C73 C43 C601 C1501 C540 C1501
16 19 31 32 5 2 35
C73 C43 C1019 C1501 C540 C540
17 16 23 33 5 28 36
C73 C1501 C43 C561 C540 C1501
18 17 29 35 11 28 40
C540 C540 C601 C561 C540 C1501
19 30 60 31 17 30 36
C540 C540 C43 C561 C540 C1502
20 33 67 36 16 53 39
C540 C540 C43 C561 C540 C1501
21 30 14 41 0 28 23
C1019 C1019 C1019 C561 C540 C1502
22 16 12 46 3 54 27
C540 C540 C540 C561 C540 C540
23 25 35 35 7 3 43
C73 C540 C1019 C1501 C540 C1501
24 34 54 36 11 7 45
C540 C540 C540 C561 C540 C1501
25 26 43 36 9 4 44
C540 C540 C73 C561 C540 C1501
26 20 28 38 6 2 40
C540 C540 C71 C561 C540 C1501
27 31 60 33 15 3 46
C540 C540 C1019 C561 C540 C1502
28 32 53 34 12 5 42
C540 C540 C601 C561 C540 C561
29 26 42 32 8 4 41
C43 C43 C601 C561 C540 C1502
30 30 41 36 13 4 39
C561 C561 C601 C561 C540 C1501
31 44 61 35 13 5 47
C540 C540 C1019 C561 C540 C1501

Feb 2019
Date PM-10  PM-2.5  O3  CO  SO2  NO2 
01 33 51 38 13 4 39
C540 C561 C1019 C561 C540 C1502
02 14 31 39 3 0 34
C43 C43 C43 C1501 C540 C1501
03 5 11 41 2 0 21
C561 C1501 C1019 C1501 C540 C1501
04 8 14 39 2 0 31
C540 C1501 C1019 C1501 C540 C1501
05 9 11 44 2 0 31
C561 C1501 C1019 C1501 C540 C1501
06 8 7 40 3 0 15
C43 C43 C1019 C561 C540 C561
07 14 19 40 12 1 39
C561 C1501 C1019 C561 C540 C540
08 26 48 37 13 4 44
C540 C540 C601 C561 C540 C1501
09 23 46 43 11 4 44
C540 C540 C1019 C561 C540 C1501
10 15 16 44 1 0 18
C601 C1501 C1019 C561 C540 C1501
11 11 20 41 9 1 42
C540 C1501 C1019 C561 C540 C1501
12 26 52 37 11 4 52
C540 C540 C1019 C561 C540 C1501
13 29 54 38 13 4 46
C540 C540 C601 C561 C540 C1501
14 14 30 42 4 0 40
C561 C1501 C71 C561 C540 C1501
15 8 14 44 3 0 37
C561 C1501 C1019 C1501 C540 C1502
16 6 8 43 3 0 28
C561 C561 C1019 C561 C540 C1502
17 9 18 41 4 0 29
C561 C561 C298 C561 C540 C561
18 6 10 40 0 NA 21
C540 C540 C43 C1501 C540 C1501
19 9 13 41 3 0 38
C71 C540 C43 C1501 C540 C561
20 19 34 41 4 3 39
C540 C540 C1019 C1501 C540 C1501
21 13 39 37 4 0 35
C540 C540 C1019 C561 C540 C561
22 14 30 43 5 1 38
C540 C540 C43 C561 C540 C540
23 19 40 39 7 1 39
C540 C540 C298 C561 C540 C1501
24 24 52 40 10 2 40
C540 C540 C43 C561 C540 C1501
25 29 55 40 11 4 41
C540 C540 C601 C561 C540 C561
26 21 38 45 4 2 44
C540 C540 C601 C1501 C540 C561
27 21 31 46 5 2 48
C561 C540 C601 C1501 C540 C1501
28 12 14 42 2 0 28
C561 C1501 C601 C561 C540 C1501

Mar 2019
Date PM-10  PM-2.5  O3  CO  SO2  NO2 
01 18 22 42 4 1 35
C540 C540 C298 C561 C540 C561
02 8 11 39 3 NA 24
C540 C540 C43 C1501 C540 C1502
03 8 12 41 3 0 23
C540 C540 C43 C561 C540 C561
04 14 20 40 7 1 36
C540 C540 C540 C1501 C540 C1501
05 20 28 42 6 1 33
C540 C540 C601 C1501 C540 C1502
06 9 17 37 4 0 32
C540 C540 C73 C1501 C540 C1501
07 7 11 46 4 0 30
C561 C1501 C1019 C1501 C540 C1501
08 13 15 43 4 0 36
C540 C540 C1019 C1501 C540 C1501
09 13 20 45 5 0 30
C540 C43 C1019 C1501 C540 C1502
10 13 20 44 4 NA 23
C43 C43 C43 C1501 C540 C1502
11 16 22 44 3 0 33
C540 C540 C1019 C1501 C540 C1501
12 11 17 44 4 NA 36
C540 C540 C43 C1501 C540 C540
13 12 10 44 3 NA 12
C540 C540 C43 C561  C1501
14 9 11 44 4 1 25
C540 C540 C1019 C561 C540 C1501
15 16 20 44 4 1 35
C540 C540 C601 C561 C540 C540
16 20 28 47 9 2 41
C540 C540 C43 C561 C540 C540
17 27 45 48 10 2 42
C540 C540 C1019 C561 C540 C561
18 28 41 48 10 5 45
C540 C540 C1019 C561 C540 C1501
19 29 39 45 8 4 43
C540 C540 C1019 C561 C540 C1501
20 28 33 44 7 3 41
C540 C540 C298 C561 C540 C561
21 9 13 49 5 1 40
C540 C1501 C1019 C1501 C540 C1501
22 13 19 48 5 1 41
C561 C540 C43 C1501 C540 C1502
23 21 24 49 6 1 35
C561 C540 C22 C1501 C540 C1501
24 22 40 67 7 1 40
C540 C540 C540 C561 C540 C1502
25 34 56 67 10 4 50
C540 C540 C1019 C561 C540 C561
26 41 59 80 9 3 47
C540 C540 C1019 C561 C540 C1502
27 37 50 58 10 4 50
C561 C540 C1019 C561 C540 C561
28 19 20 46 5 1 33
C540 C1501 C601 C1501 C540 C1501
29 19 24 51 5 1 40
C540 C561 C298 C1501 C540 C540
30 18 20 50 4 1 36
C540 C43 C1019 C561 C540 C540
31 14 16 48 6 1 40
C540 C561 C1019 C561 C540 C561

Apr 2019
Date PM-10  PM-2.5  O3  CO  SO2  NO2 
01 23 24 50 6 2 41
C540 C540 C1019 C561 C540 C1501
02 43 30 64 7 2 45
C561 C1501 C298 C561 C540 C561
03 19 19 50 5 2 40
C540 C540 C22 C561 C540 C1501
04 27 25 48 6 3 40
C561 C561 C43 C561 C540 C1501
05 22 22 45 5 1 39
C75 C1501 C22 C1501 C540 C1501
06 17 15 49 6 2 37
C561 C561 C601 C561 C540 C561
07 20 23 61 8 NA 41
C561 C561 C71 C561  C561
08 26 25 49 8 NA 38
C561 C561 C43 C561 C540 C561
09 91 56 61 4 NA 31
C1019 C1019 C43 C1501 C540 C1501
10 26 13 47 1 NA 10
C75 C561 C43 C561  C561
11 16 12 49 2 NA 30
C43 C43 C601 C561 C540 C561
12 9 11 44 5 0 33
C561 C1501 C601 C1501 C540 C1501
13 13 16 58 5 1 36
C75 C1501 C43 C561 C540 C561
14 21 24 90 4 1 35
C540 C540 C1019 C561 C540 C561
15 26 24 80 5 1 43
C561 C1501 C298 C1501 C540 C1501
16 27 23 49 4 1 31
C540 C540 C23 C1501 C540 C540
17 11 13 49 4 1 41
C540 C540 C1019 C1501 C540 C540
18 18 19 46 7 2 41
C561 C1501 C43 C561 C540 C540
19 21 24 48 7 3 41
C561 C561 C43 C1501 C540 C1501
20 37 35 84 6 2 34
C540 C540 C1019 C561 C540 C561
21 22 22 61 4 1 23
C540 C540 C601 C1501 C540 C1501
22 11 9 45 2 1 22
C540 C298 C23 C1501 C540 C1501
23 13 13 46 6 1 37
C540 C540 C1019 C1501 C540 C540
24 21 23 51 7 3 43
C540 C1501 C43 C1501 C540 C1501
25 25 23 51 6 2 40
C561 C1501 C75 C1501 C540 C1502
26 23 23 64 7 2 38
C298 C1501 C1019 C1501 C540 C1501
27 25 26 74 4 1 29
C561 C540 C298 C1501 C540 C540
28 27 22 48 4 0 20
C561 C561 C71 C1501 C540 C1501
29 12 18 44 5 1 38
C561 C1501 C601 C1501 C540 C1501
30 18 22 58 6 0 32
C561 C1501 C298 C1501 C540 C1501

May 2019
Date PM-10  PM-2.5  O3  CO  SO2  NO2 
01 17 17 58 5 0 32
C561 C561 C43 C1501 C540 C1501
02 26 28 71 6 1 47
C561 C1501 C43 C1501 C540 C1501
03 32 32 74 9 2 49
C561 C540 C43 C561 C540 C540
04 28 35 87 6 2 39
C540 C540 C43 C1501 C540 C540
05 25 30 90 6 1 37
C540 C561 C75 C1501 C540 C1501
06 24 26 47 6 0 37
C75 C1501 C7772 C1501 C540 C1501
07 27 24 48 5 1 36
C561 C561 C1019 C1501 C540 C1501
08 21 24 51 5 1 31
C540 C1019 C298 C1501 C540 C1501
09 14 20 44 5 1 33
C540 C1501 C1019 C1501 C540 C1501
10 10 15 48 3 0 28
C540 C540 C1019 C1501 C540 C1501
11 13 19 51 5 1 32
C561 C561 C1019 C1501 C540 C1502
12 15 24 67 6 1 40
C540 C540 C43 C561 C540 C540
13 23 30 74 5 1 40
C561 C561 C43 C1501 C540 C1501
14 28 33 67 5 1 45
C561 C561 C298 C1501 C540 C1502
15 21 27 64 6 0 50
C561 C1501 C1019 C1501 C540 C1501
16 36 24 54 4 0 33
C601 C561 C601 C1501 C540 C1501
17 20 19 51 5 0 36
C43 C43 C601 C1501 C540 C1502
18 18 18 61 5 1 33
C561 C1501 C1019 C1501 C540 C1501
19 22 16 49 1 0 14
C561 C561 C298 C561 C540 C1501
20 14 10 49 1 0 33
C561 C561 C1019 C561 C540 C1501
21 33 24 61 1 0 30
C1019 C1019 C43 C561 C540 C1501
22 11 15 47 5 0 38
C43 C1501 C23 C1501 C540 C1501
23 10 17 42 6 0 37
C75 C1501 C1019 C1501 C540 C1501
24 14 19 NA 4 1 30
C561 C1501 C298 C1501 C540 C561
25 NA NA NA NA NA NA
      

PLEASE NOTE: This data has not been verified by the Clark County Department of Air Quality and may change. This is the most current data, but it is not official until it has been certified by our technical staff. Data is collected from Clark County Department of Air Quality ambient monitoring sites and may include data collected by other outside agencies. This data is updated hourly. All times shown are in local standard time unless otherwise indicated.