Air Quality
Excellent
No health implications.
10
PM2.5
27
PM10
97
O3
0.3
CO
4
SO2
3
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 May
63
Good
Fri
22 May
61
Good
Sat
23 May
64
Good
Sun
24 May
62
Good
Mon
25 May
66
Good
Tue
26 May
65
Good
Wed
27 May
38
Excellent
Air quality in the last 12 months (Nang County)
|
2026/04
|
26
|
30
|
27
|
24
|
24
|
29
|
33
|
32
|
35
|
39
|
38
|
35
|
41
|
34
|
35
|
31
|
30
|
27
|
28
|
26
|
31
|
31
|
31
|
27
|
29
|
30
|
31
|
26
|
27
|
27
|
|
|
2026/03
|
34
|
33
|
31
|
30
|
25
|
27
|
31
|
31
|
33
|
27
|
27
|
25
|
28
|
27
|
29
|
27
|
29
|
29
|
27
|
25
|
29
|
31
|
29
|
28
|
34
|
31
|
31
|
31
|
31
|
27
|
24
|
|
2026/02
|
23
|
33
|
21
|
21
|
19
|
14
|
14
|
17
|
12
|
15
|
19
|
16
|
13
|
27
|
19
|
18
|
24
|
22
|
17
|
20
|
16
|
18
|
22
|
17
|
17
|
16
|
15
|
29
|
|||
|
2026/01
|
20
|
15
|
16
|
18
|
22
|
21
|
18
|
29
|
28
|
22
|
21
|
20
|
18
|
19
|
16
|
20
|
18
|
22
|
25
|
18
|
33
|
19
|
20
|
22
|
19
|
20
|
16
|
23
|
15
|
17
|
17
|
|
2025/12
|
25
|
25
|
24
|
28
|
22
|
22
|
24
|
26
|
27
|
26
|
22
|
25
|
26
|
26
|
25
|
23
|
26
|
24
|
29
|
26
|
25
|
27
|
27
|
30
|
26
|
22
|
25
|
30
|
27
|
22
|
26
|
|
2025/11
|
8
|
9
|
10
|
11
|
11
|
8
|
9
|
11
|
9
|
11
|
23
|
19
|
15
|
20
|
23
|
23
|
23
|
20
|
25
|
23
|
23
|
24
|
23
|
23
|
23
|
23
|
21
|
25
|
22
|
27
|
|
|
2025/10
|
9
|
8
|
7
|
7
|
6
|
8
|
10
|
8
|
9
|
9
|
9
|
9
|
11
|
14
|
13
|
12
|
13
|
12
|
10
|
12
|
17
|
15
|
13
|
11
|
11
|
13
|
13
|
15
|
14
|
10
|
10
|
|
2025/09
|
8
|
11
|
8
|
7
|
8
|
8
|
8
|
7
|
9
|
9
|
7
|
10
|
9
|
9
|
8
|
7
|
7
|
7
|
9
|
8
|
8
|
8
|
14
|
15
|
10
|
13
|
10
|
10
|
8
|
9
|
|
|
2025/08
|
13
|
10
|
10
|
9
|
10
|
10
|
9
|
9
|
9
|
7
|
9
|
11
|
10
|
11
|
10
|
8
|
7
|
8
|
9
|
9
|
7
|
8
|
7
|
7
|
8
|
8
|
7
|
7
|
7
|
7
|
10
|
|
2025/07
|
10
|
8
|
8
|
7
|
9
|
15
|
16
|
16
|
15
|
14
|
12
|
14
|
12
|
10
|
11
|
11
|
11
|
12
|
10
|
10
|
8
|
11
|
9
|
11
|
9
|
9
|
8
|
7
|
11
|
8
|
10
|
|
2025/06
|
9
|
9
|
12
|
11
|
12
|
9
|
11
|
14
|
20
|
22
|
25
|
23
|
18
|
11
|
10
|
10
|
9
|
10
|
8
|
9
|
13
|
17
|
15
|
9
|
12
|
13
|
13
|
12
|
8
|
11
|
|
|
2025/05
|
15
|
12
|
12
|
14
|
13
|
13
|
16
|
24
|
32
|
27
|
26
|
19
|
14
|
13
|
11
|
12
|
10
|
8
|
9
|
9
|
16
|
17
|
10
|
18
|
13
|
10
|
13
|
10
|
10
|
7
|
8
|
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution