Air Quality
Excellent
No health implications.
11
PM2.5
17
PM10
38
O3
0.3
CO
8
SO2
21
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
3 Jul
61
Good
Fri
4 Jul
65
Good
Sat
5 Jul
78
Good
Sun
6 Jul
89
Good
Mon
7 Jul
84
Good
Tue
8 Jul
60
Good
Wed
9 Jul
44
Excellent
Air quality in the last 12 months (Nan'an)
|
2025/05
|
51
|
68
|
72
|
52
|
49
|
62
|
62
|
39
|
60
|
56
|
53
|
59
|
68
|
68
|
68
|
71
|
61
|
73
|
63
|
64
|
63
|
38
|
53
|
64
|
51
|
45
|
35
|
28
|
39
|
35
|
23
|
|
2025/04
|
48
|
61
|
60
|
65
|
79
|
90
|
79
|
79
|
81
|
72
|
52
|
259
|
301
|
160
|
116
|
88
|
75
|
79
|
48
|
52
|
51
|
52
|
55
|
40
|
51
|
57
|
54
|
47
|
44
|
40
|
|
|
2025/03
|
89
|
103
|
45
|
38
|
36
|
32
|
46
|
59
|
56
|
62
|
59
|
84
|
64
|
60
|
46
|
37
|
36
|
40
|
48
|
57
|
61
|
83
|
91
|
65
|
73
|
67
|
111
|
138
|
32
|
38
|
51
|
|
2025/02
|
101
|
66
|
43
|
44
|
52
|
52
|
43
|
48
|
61
|
65
|
71
|
72
|
45
|
47
|
47
|
57
|
58
|
52
|
55
|
50
|
50
|
48
|
49
|
49
|
65
|
68
|
69
|
69
|
|||
|
2025/01
|
129
|
146
|
165
|
161
|
109
|
99
|
82
|
45
|
50
|
50
|
59
|
69
|
87
|
94
|
90
|
79
|
88
|
108
|
110
|
109
|
110
|
171
|
201
|
105
|
41
|
38
|
53
|
70
|
147
|
146
|
113
|
|
2024/12
|
96
|
106
|
101
|
94
|
42
|
49
|
43
|
42
|
45
|
45
|
70
|
61
|
57
|
51
|
57
|
75
|
101
|
110
|
92
|
90
|
105
|
88
|
60
|
102
|
113
|
124
|
114
|
113
|
102
|
108
|
105
|
|
2024/11
|
63
|
55
|
72
|
72
|
46
|
52
|
72
|
82
|
47
|
52
|
72
|
62
|
50
|
59
|
50
|
42
|
32
|
33
|
30
|
37
|
35
|
48
|
49
|
39
|
31
|
46
|
55
|
53
|
70
|
89
|
|
|
2024/10
|
22
|
34
|
38
|
45
|
56
|
52
|
54
|
56
|
64
|
80
|
62
|
42
|
51
|
55
|
63
|
52
|
36
|
45
|
46
|
27
|
32
|
38
|
47
|
61
|
71
|
85
|
50
|
56
|
64
|
87
|
96
|
|
2024/09
|
41
|
39
|
33
|
32
|
36
|
35
|
42
|
35
|
29
|
37
|
42
|
41
|
40
|
45
|
27
|
34
|
29
|
32
|
30
|
46
|
39
|
37
|
41
|
51
|
54
|
61
|
52
|
47
|
40
|
25
|
|
|
2024/08
|
33
|
31
|
28
|
28
|
34
|
38
|
36
|
32
|
30
|
43
|
52
|
66
|
53
|
44
|
50
|
44
|
38
|
45
|
45
|
51
|
48
|
37
|
33
|
28
|
30
|
29
|
41
|
44
|
34
|
33
|
35
|
|
2024/07
|
44
|
32
|
42
|
33
|
27
|
36
|
30
|
28
|
34
|
23
|
20
|
31
|
34
|
18
|
24
|
29
|
27
|
33
|
29
|
28
|
31
|
31
|
34
|
28
|
47
|
50
|
41
|
33
|
40
|
26
|
36
|
|
2024/06
|
53
|
39
|
32
|
28
|
32
|
29
|
21
|
31
|
43
|
27
|
36
|
38
|
50
|
52
|
49
|
40
|
36
|
35
|
23
|
23
|
20
|
32
|
42
|
42
|
39
|
36
|
16
|
17
|
29
|
43
|
|
|
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