Air Quality
Excellent
No health implications.
12
PM2.5
33
PM10
119
O3
0.3
CO
4
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Apr
55
Good
Wed
16 Apr
63
Good
Thu
17 Apr
63
Good
Fri
18 Apr
62
Good
Sat
19 Apr
66
Good
Sun
20 Apr
58
Good
Mon
21 Apr
33
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