Air Quality Year-to-Date Report

Updated On: March 20, 2023 9:47 AM
This report displays the daily PM2.5 Air Quality Index (AQI) for 2023. Each daily value represents the highest monitor for Yuma. The graph below displays the daily values (blue), the 15-year average (black), and the current EPA standard (orange). All data are preliminary.
Good Days
Moderate Days
Exceedance days
Number of Days
73
2
1

Daily Maximum PM2.5 Air Quality Index (AQI) [Switch to concentration]

Day
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
1
53
20
25
2
23
20
19
3
15
20
24
4
32
35
22
5
45
20
26
6
22
23
12
7
8
18
21
8
22
28
40
9
34
36
10
32
31
11
19
17
23
12
15
28
9
13
17
15
10
14
34
55
23
15
27
25
15
16
26
18
5
17
19
16
18
18
18
31
11
19
17
38
14
20
17
33
21
19
33
22
17
103
23
28
27
24
18
14
25
22
41
26
12
11
27
23
22
28
32
25
29
27
30
24
31
16