Air Quality
Excellent
No health implications.
11
PM2.5
23
PM10
88
O3
0.5
CO
4
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 Jun
63
Good
Fri
13 Jun
58
Good
Sat
14 Jun
54
Good
Sun
15 Jun
50
Excellent
Mon
16 Jun
70
Good
Tue
17 Jun
85
Good
Wed
18 Jun
15
Excellent
Air quality in the last 12 months (Chun'an)
|
2025/05
|
44
|
47
|
54
|
51
|
30
|
71
|
109
|
52
|
16
|
35
|
32
|
40
|
39
|
43
|
65
|
42
|
21
|
52
|
37
|
21
|
14
|
27
|
11
|
40
|
59
|
56
|
60
|
42
|
25
|
36
|
41
|
|
2025/04
|
43
|
44
|
68
|
69
|
60
|
58
|
58
|
54
|
62
|
47
|
52
|
97
|
124
|
95
|
53
|
46
|
58
|
58
|
58
|
65
|
55
|
18
|
43
|
38
|
33
|
44
|
33
|
37
|
53
|
53
|
|
|
2025/03
|
46
|
49
|
28
|
15
|
36
|
44
|
60
|
60
|
81
|
92
|
83
|
55
|
19
|
34
|
15
|
37
|
32
|
42
|
48
|
39
|
41
|
42
|
48
|
55
|
55
|
68
|
59
|
63
|
41
|
59
|
41
|
|
2025/02
|
16
|
24
|
73
|
55
|
38
|
55
|
62
|
37
|
37
|
49
|
71
|
77
|
119
|
106
|
88
|
37
|
59
|
33
|
50
|
26
|
23
|
33
|
53
|
73
|
87
|
66
|
57
|
39
|
|||
|
2025/01
|
115
|
94
|
91
|
92
|
93
|
79
|
81
|
90
|
66
|
38
|
54
|
66
|
70
|
70
|
77
|
49
|
58
|
70
|
62
|
74
|
97
|
89
|
81
|
58
|
44
|
27
|
37
|
64
|
179
|
68
|
53
|
|
2024/12
|
55
|
61
|
91
|
89
|
49
|
52
|
106
|
71
|
56
|
61
|
20
|
75
|
71
|
91
|
67
|
53
|
66
|
78
|
47
|
56
|
75
|
70
|
70
|
76
|
88
|
123
|
125
|
82
|
69
|
81
|
91
|
|
2024/11
|
10
|
28
|
43
|
68
|
58
|
48
|
37
|
43
|
47
|
42
|
44
|
52
|
46
|
51
|
28
|
27
|
21
|
26
|
37
|
41
|
46
|
56
|
78
|
47
|
33
|
30
|
43
|
49
|
48
|
52
|
|
|
2024/10
|
19
|
27
|
31
|
32
|
32
|
21
|
14
|
21
|
44
|
47
|
60
|
60
|
47
|
45
|
44
|
19
|
28
|
32
|
19
|
30
|
47
|
44
|
38
|
46
|
43
|
30
|
13
|
34
|
60
|
45
|
39
|
|
2024/09
|
36
|
40
|
44
|
37
|
29
|
31
|
44
|
36
|
25
|
40
|
19
|
29
|
26
|
29
|
31
|
19
|
19
|
22
|
21
|
17
|
14
|
22
|
24
|
33
|
39
|
52
|
25
|
32
|
41
|
35
|
|
|
2024/08
|
20
|
22
|
27
|
29
|
25
|
29
|
33
|
32
|
31
|
32
|
31
|
21
|
16
|
22
|
27
|
41
|
41
|
37
|
23
|
16
|
15
|
30
|
36
|
40
|
45
|
48
|
41
|
22
|
28
|
29
|
32
|
|
2024/07
|
21
|
20
|
20
|
24
|
24
|
25
|
24
|
23
|
25
|
27
|
31
|
27
|
27
|
22
|
30
|
27
|
28
|
23
|
21
|
24
|
26
|
24
|
26
|
23
|
17
|
12
|
10
|
15
|
14
|
16
|
19
|
|
2024/06
|
12
|
23
|
31
|
45
|
35
|
17
|
19
|
28
|
37
|
20
|
17
|
18
|
29
|
33
|
32
|
33
|
17
|
25
|
22
|
18
|
24
|
23
|
23
|
19
|
11
|
17
|
13
|
22
|
20
|
22
|
|
|
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