Air Quality
Excellent
No health implications.
9
PM2.5
23
PM10
93
O3
0.4
CO
5
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 Apr
63
Good
Fri
18 Apr
68
Good
Sat
19 Apr
70
Good
Sun
20 Apr
66
Good
Mon
21 Apr
65
Good
Tue
22 Apr
67
Good
Wed
23 Apr
44
Excellent
Air quality in the last 12 months (Nangqên)
|
2025/02
|
28
|
30
|
27
|
35
|
31
|
32
|
29
|
25
|
19
|
20
|
18
|
20
|
17
|
24
|
28
|
23
|
18
|
17
|
18
|
18
|
16
|
21
|
16
|
17
|
17
|
16
|
22
|
39
|
|||
|
2025/01
|
24
|
15
|
18
|
25
|
24
|
21
|
26
|
15
|
13
|
20
|
31
|
28
|
21
|
16
|
16
|
17
|
29
|
26
|
21
|
31
|
24
|
21
|
47
|
39
|
65
|
66
|
46
|
58
|
61
|
40
|
22
|
|
2024/12
|
21
|
25
|
25
|
37
|
23
|
25
|
29
|
30
|
24
|
38
|
37
|
44
|
46
|
30
|
19
|
26
|
38
|
34
|
29
|
25
|
21
|
18
|
19
|
20
|
19
|
15
|
17
|
23
|
26
|
13
|
15
|
|
2024/11
|
16
|
23
|
22
|
14
|
22
|
17
|
23
|
25
|
25
|
21
|
20
|
19
|
25
|
23
|
26
|
27
|
27
|
24
|
26
|
23
|
22
|
26
|
29
|
33
|
55
|
26
|
15
|
12
|
21
|
26
|
|
|
2024/10
|
20
|
15
|
9
|
11
|
8
|
9
|
11
|
12
|
16
|
11
|
11
|
13
|
14
|
17
|
15
|
11
|
13
|
14
|
11
|
41
|
39
|
20
|
18
|
15
|
18
|
16
|
21
|
24
|
24
|
19
|
16
|
|
2024/09
|
14
|
12
|
13
|
11
|
11
|
10
|
14
|
14
|
11
|
13
|
13
|
14
|
12
|
15
|
12
|
11
|
14
|
13
|
13
|
12
|
9
|
8
|
10
|
9
|
11
|
16
|
17
|
11
|
11
|
14
|
|
|
2024/08
|
22
|
18
|
12
|
13
|
16
|
16
|
11
|
14
|
10
|
13
|
15
|
14
|
18
|
11
|
12
|
19
|
13
|
13
|
15
|
16
|
15
|
14
|
11
|
16
|
21
|
21
|
20
|
21
|
17
|
18
|
13
|
|
2024/07
|
12
|
10
|
8
|
9
|
18
|
11
|
13
|
14
|
9
|
8
|
9
|
9
|
8
|
10
|
12
|
13
|
13
|
12
|
10
|
11
|
13
|
12
|
11
|
19
|
14
|
10
|
9
|
10
|
15
|
22
|
21
|
|
2024/06
|
7
|
7
|
9
|
7
|
8
|
8
|
9
|
9
|
7
|
8
|
7
|
7
|
7
|
7
|
8
|
8
|
9
|
8
|
18
|
8
|
9
|
9
|
7
|
8
|
8
|
7
|
7
|
7
|
7
|
9
|
|
|
2024/05
|
10
|
11
|
17
|
15
|
14
|
16
|
9
|
10
|
11
|
13
|
14
|
10
|
9
|
12
|
10
|
10
|
8
|
23
|
22
|
15
|
13
|
11
|
11
|
11
|
8
|
8
|
7
|
8
|
8
|
8
|
8
|
|
2024/04
|
14
|
17
|
16
|
8
|
11
|
10
|
10
|
10
|
15
|
14
|
13
|
20
|
20
|
18
|
15
|
12
|
12
|
32
|
20
|
11
|
11
|
11
|
9
|
12
|
10
|
13
|
18
|
14
|
12
|
10
|
|
|
2024/03
|
20
|
21
|
18
|
14
|
17
|
15
|
11
|
14
|
11
|
14
|
13
|
14
|
10
|
14
|
16
|
16
|
13
|
17
|
19
|
16
|
15
|
14
|
11
|
12
|
13
|
9
|
14
|
14
|
13
|
8
|
12
|
|
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