Air Quality
Excellent
No health implications.
8
PM2.5
13
PM10
63
O3
0.5
CO
3
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
11 Jun
46
Excellent
Thu
12 Jun
51
Good
Fri
13 Jun
59
Good
Sat
14 Jun
80
Good
Sun
15 Jun
48
Excellent
Mon
16 Jun
107
Light
Tue
17 Jun
17
Excellent
Air quality in the last 12 months (Chongchuan)
|
2025/05
|
56
|
59
|
49
|
26
|
31
|
70
|
59
|
43
|
16
|
35
|
43
|
50
|
48
|
44
|
57
|
22
|
54
|
59
|
49
|
42
|
26
|
34
|
17
|
48
|
48
|
41
|
33
|
35
|
59
|
59
|
51
|
|
2025/04
|
44
|
66
|
49
|
52
|
61
|
64
|
79
|
78
|
101
|
74
|
70
|
111
|
96
|
67
|
60
|
57
|
64
|
65
|
56
|
40
|
46
|
46
|
66
|
77
|
56
|
44
|
43
|
41
|
55
|
57
|
|
|
2025/03
|
54
|
65
|
15
|
12
|
22
|
40
|
52
|
66
|
48
|
38
|
62
|
28
|
42
|
40
|
27
|
46
|
53
|
41
|
47
|
61
|
68
|
64
|
77
|
69
|
88
|
78
|
82
|
47
|
71
|
37
|
38
|
|
2025/02
|
21
|
59
|
76
|
56
|
59
|
41
|
48
|
32
|
43
|
53
|
36
|
81
|
50
|
43
|
86
|
135
|
64
|
50
|
45
|
35
|
34
|
50
|
48
|
68
|
97
|
123
|
140
|
84
|
|||
|
2025/01
|
64
|
52
|
53
|
48
|
96
|
91
|
65
|
71
|
37
|
40
|
64
|
79
|
90
|
113
|
50
|
65
|
74
|
71
|
117
|
180
|
108
|
51
|
40
|
40
|
32
|
44
|
62
|
68
|
116
|
53
|
52
|
|
2024/12
|
71
|
85
|
58
|
36
|
71
|
138
|
132
|
38
|
50
|
42
|
70
|
43
|
62
|
59
|
65
|
77
|
92
|
57
|
40
|
63
|
88
|
46
|
44
|
61
|
93
|
109
|
52
|
56
|
71
|
86
|
75
|
|
2024/11
|
10
|
56
|
71
|
61
|
39
|
27
|
27
|
33
|
40
|
41
|
42
|
54
|
51
|
41
|
54
|
28
|
34
|
30
|
24
|
30
|
64
|
76
|
26
|
33
|
28
|
45
|
72
|
72
|
52
|
69
|
|
|
2024/10
|
17
|
26
|
18
|
20
|
22
|
7
|
10
|
38
|
35
|
56
|
81
|
68
|
26
|
27
|
52
|
42
|
32
|
34
|
26
|
28
|
22
|
33
|
42
|
32
|
34
|
22
|
20
|
48
|
28
|
31
|
26
|
|
2024/09
|
31
|
34
|
18
|
22
|
24
|
27
|
41
|
29
|
19
|
27
|
12
|
20
|
18
|
18
|
20
|
13
|
14
|
16
|
18
|
10
|
17
|
26
|
22
|
23
|
30
|
16
|
31
|
32
|
36
|
33
|
|
|
2024/08
|
34
|
31
|
36
|
29
|
37
|
26
|
31
|
32
|
31
|
41
|
42
|
37
|
36
|
19
|
16
|
26
|
26
|
16
|
17
|
23
|
35
|
45
|
39
|
24
|
20
|
21
|
28
|
24
|
18
|
22
|
24
|
|
2024/07
|
24
|
30
|
29
|
32
|
25
|
40
|
33
|
37
|
38
|
14
|
22
|
16
|
18
|
29
|
55
|
45
|
36
|
31
|
36
|
39
|
39
|
40
|
27
|
21
|
19
|
23
|
24
|
18
|
20
|
20
|
28
|
|
2024/06
|
61
|
34
|
50
|
43
|
33
|
21
|
24
|
30
|
41
|
34
|
25
|
23
|
44
|
37
|
31
|
31
|
19
|
29
|
19
|
22
|
36
|
20
|
33
|
42
|
36
|
18
|
25
|
29
|
28
|
15
|
|
|
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