Air Quality
Excellent
No health implications.
10
PM2.5
31
PM10
48
O3
0.5
CO
3
SO2
27
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 Mar
59
Good
Thu
13 Mar
53
Good
Fri
14 Mar
46
Excellent
Sat
15 Mar
49
Excellent
Sun
16 Mar
57
Good
Mon
17 Mar
53
Good
Tue
18 Mar
25
Excellent
Air quality in the last 12 months (Nan'an)
|
2025/01
|
53
|
53
|
44
|
36
|
40
|
50
|
56
|
50
|
52
|
48
|
29
|
42
|
45
|
45
|
69
|
58
|
48
|
40
|
44
|
42
|
53
|
49
|
49
|
27
|
27
|
29
|
21
|
42
|
89
|
31
|
36
|
|
2024/12
|
45
|
46
|
35
|
34
|
33
|
35
|
27
|
40
|
34
|
26
|
34
|
17
|
22
|
40
|
60
|
47
|
42
|
40
|
38
|
24
|
40
|
55
|
30
|
21
|
30
|
48
|
55
|
67
|
43
|
45
|
56
|
|
2024/11
|
15
|
14
|
28
|
33
|
36
|
33
|
21
|
23
|
27
|
32
|
23
|
15
|
16
|
21
|
24
|
17
|
18
|
15
|
10
|
10
|
11
|
21
|
25
|
22
|
16
|
17
|
30
|
28
|
29
|
42
|
|
|
2024/10
|
9
|
6
|
10
|
12
|
14
|
16
|
17
|
9
|
24
|
35
|
37
|
30
|
27
|
30
|
28
|
22
|
28
|
35
|
34
|
13
|
20
|
23
|
30
|
23
|
15
|
24
|
25
|
17
|
28
|
30
|
14
|
|
2024/09
|
44
|
37
|
28
|
18
|
17
|
15
|
15
|
18
|
15
|
35
|
47
|
40
|
18
|
20
|
19
|
20
|
16
|
20
|
24
|
17
|
20
|
7
|
8
|
14
|
23
|
19
|
17
|
16
|
17
|
11
|
|
|
2024/08
|
30
|
40
|
48
|
41
|
36
|
33
|
35
|
42
|
37
|
39
|
47
|
44
|
36
|
33
|
26
|
16
|
13
|
16
|
18
|
11
|
21
|
26
|
30
|
37
|
39
|
39
|
51
|
41
|
31
|
41
|
39
|
|
2024/07
|
23
|
22
|
20
|
25
|
28
|
20
|
18
|
20
|
20
|
24
|
25
|
27
|
26
|
30
|
30
|
32
|
22
|
25
|
27
|
27
|
28
|
33
|
26
|
15
|
11
|
10
|
13
|
25
|
24
|
25
|
14
|
|
2024/06
|
12
|
6
|
16
|
27
|
24
|
23
|
23
|
30
|
28
|
18
|
18
|
29
|
28
|
26
|
24
|
22
|
17
|
17
|
18
|
20
|
27
|
29
|
23
|
20
|
21
|
23
|
26
|
20
|
20
|
21
|
|
|
2024/05
|
30
|
18
|
30
|
34
|
34
|
46
|
50
|
41
|
43
|
31
|
50
|
45
|
22
|
29
|
39
|
43
|
43
|
49
|
31
|
16
|
7
|
10
|
22
|
46
|
45
|
27
|
16
|
22
|
24
|
29
|
29
|
|
2024/04
|
36
|
52
|
43
|
45
|
29
|
35
|
17
|
43
|
26
|
44
|
43
|
56
|
60
|
56
|
61
|
57
|
46
|
44
|
52
|
51
|
33
|
33
|
35
|
31
|
51
|
35
|
32
|
23
|
41
|
28
|
|
|
2024/03
|
13
|
26
|
40
|
47
|
58
|
37
|
34
|
58
|
57
|
62
|
43
|
46
|
67
|
59
|
49
|
67
|
76
|
46
|
48
|
53
|
56
|
75
|
68
|
43
|
36
|
45
|
37
|
55
|
54
|
55
|
42
|
|
2024/02
|
47
|
30
|
26
|
27
|
29
|
24
|
17
|
22
|
50
|
152
|
59
|
49
|
52
|
55
|
59
|
28
|
38
|
66
|
44
|
28
|
24
|
28
|
19
|
31
|
50
|
36
|
32
|
40
|
66
|
||
|
1
|
2
|
3
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4
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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