Air Quality
Excellent
No health implications.
2
PM2.5
9
PM10
27
O3
0.4
CO
4
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 Jul
32
Excellent
Mon
13 Jul
37
Excellent
Tue
14 Jul
50
Excellent
Wed
15 Jul
58
Good
Thu
16 Jul
60
Good
Fri
17 Jul
27
Excellent
Sat
18 Jul
50
Excellent
Air quality in the last 12 months (Chun'an)
|
2026/05
|
34
|
42
|
29
|
31
|
36
|
42
|
42
|
32
|
34
|
33
|
30
|
39
|
50
|
33
|
26
|
31
|
34
|
38
|
40
|
24
|
27
|
48
|
20
|
26
|
22
|
25
|
27
|
36
|
51
|
56
|
53
|
|
2026/04
|
30
|
38
|
27
|
36
|
66
|
62
|
57
|
36
|
40
|
31
|
45
|
32
|
44
|
37
|
40
|
53
|
43
|
63
|
52
|
57
|
40
|
17
|
17
|
30
|
40
|
45
|
53
|
49
|
25
|
30
|
|
|
2026/03
|
27
|
15
|
32
|
63
|
49
|
58
|
67
|
56
|
61
|
57
|
56
|
51
|
59
|
58
|
69
|
72
|
58
|
40
|
33
|
66
|
49
|
40
|
37
|
30
|
37
|
60
|
38
|
36
|
32
|
40
|
24
|
|
2026/02
|
34
|
45
|
74
|
76
|
89
|
43
|
22
|
48
|
40
|
44
|
50
|
62
|
63
|
48
|
41
|
23
|
65
|
47
|
41
|
37
|
33
|
58
|
124
|
45
|
26
|
28
|
14
|
23
|
|||
|
2026/01
|
24
|
47
|
86
|
93
|
78
|
70
|
57
|
54
|
60
|
57
|
68
|
64
|
60
|
62
|
61
|
77
|
109
|
100
|
54
|
21
|
53
|
65
|
74
|
87
|
112
|
96
|
37
|
86
|
69
|
32
|
14
|
|
2025/12
|
95
|
111
|
58
|
60
|
66
|
75
|
82
|
100
|
67
|
64
|
75
|
74
|
41
|
48
|
58
|
60
|
90
|
150
|
107
|
99
|
54
|
46
|
56
|
29
|
53
|
58
|
58
|
61
|
61
|
104
|
51
|
|
2025/11
|
42
|
56
|
57
|
50
|
44
|
43
|
29
|
41
|
13
|
49
|
38
|
36
|
41
|
57
|
79
|
71
|
54
|
33
|
41
|
47
|
58
|
71
|
67
|
63
|
83
|
87
|
97
|
98
|
70
|
65
|
|
|
2025/10
|
32
|
35
|
36
|
39
|
33
|
35
|
50
|
45
|
32
|
35
|
43
|
57
|
49
|
26
|
30
|
26
|
31
|
20
|
14
|
25
|
25
|
30
|
32
|
36
|
48
|
50
|
41
|
53
|
43
|
37
|
34
|
|
2025/09
|
26
|
20
|
24
|
31
|
32
|
26
|
28
|
26
|
15
|
16
|
25
|
25
|
23
|
18
|
27
|
30
|
24
|
23
|
22
|
19
|
22
|
30
|
29
|
17
|
25
|
31
|
33
|
37
|
42
|
39
|
|
|
2025/08
|
32
|
36
|
30
|
30
|
21
|
13
|
17
|
22
|
26
|
32
|
33
|
29
|
15
|
16
|
17
|
22
|
22
|
25
|
27
|
26
|
24
|
19
|
17
|
24
|
24
|
26
|
26
|
18
|
21
|
27
|
27
|
|
2025/07
|
18
|
23
|
26
|
32
|
28
|
22
|
20
|
15
|
17
|
31
|
25
|
17
|
24
|
29
|
32
|
35
|
31
|
30
|
20
|
15
|
13
|
15
|
19
|
21
|
21
|
13
|
16
|
14
|
21
|
17
|
18
|
|
2025/06
|
25
|
15
|
23
|
40
|
32
|
34
|
41
|
33
|
22
|
21
|
15
|
23
|
22
|
17
|
10
|
27
|
37
|
23
|
21
|
20
|
21
|
20
|
12
|
15
|
25
|
25
|
23
|
20
|
22
|
26
|
|
|
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