Air Quality
Excellent
No health implications.
10
PM2.5
23
PM10
27
O3
0.6
CO
4
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Jun
40
Excellent
Sun
15 Jun
37
Excellent
Mon
16 Jun
56
Good
Tue
17 Jun
71
Good
Wed
18 Jun
50
Excellent
Thu
19 Jun
42
Excellent
Fri
20 Jun
44
Excellent
Air quality in the last 12 months (Chongren)
|
2025/05
|
53
|
49
|
51
|
54
|
29
|
40
|
59
|
41
|
27
|
44
|
36
|
37
|
37
|
37
|
49
|
25
|
23
|
21
|
26
|
25
|
26
|
30
|
25
|
57
|
59
|
58
|
52
|
36
|
27
|
28
|
28
|
|
2025/04
|
48
|
60
|
55
|
62
|
53
|
57
|
57
|
59
|
58
|
41
|
39
|
151
|
146
|
109
|
70
|
50
|
64
|
60
|
32
|
26
|
33
|
24
|
46
|
42
|
27
|
23
|
22
|
38
|
54
|
55
|
|
|
2025/03
|
41
|
33
|
36
|
25
|
36
|
39
|
48
|
47
|
55
|
39
|
48
|
49
|
33
|
27
|
24
|
42
|
46
|
42
|
47
|
40
|
46
|
48
|
52
|
61
|
61
|
65
|
59
|
72
|
52
|
37
|
44
|
|
2025/02
|
42
|
30
|
53
|
59
|
53
|
54
|
64
|
50
|
37
|
49
|
67
|
72
|
85
|
69
|
49
|
43
|
54
|
49
|
45
|
27
|
31
|
24
|
32
|
47
|
70
|
68
|
55
|
41
|
|||
|
2025/01
|
108
|
85
|
105
|
107
|
107
|
97
|
68
|
60
|
59
|
45
|
51
|
57
|
63
|
59
|
72
|
57
|
55
|
66
|
67
|
74
|
73
|
69
|
66
|
113
|
57
|
30
|
58
|
85
|
162
|
78
|
58
|
|
2024/12
|
48
|
55
|
58
|
90
|
57
|
46
|
49
|
74
|
55
|
58
|
36
|
60
|
73
|
59
|
57
|
58
|
60
|
68
|
64
|
61
|
68
|
76
|
62
|
74
|
83
|
83
|
109
|
77
|
72
|
80
|
87
|
|
2024/11
|
33
|
41
|
48
|
57
|
60
|
51
|
49
|
49
|
55
|
58
|
47
|
49
|
53
|
54
|
30
|
40
|
41
|
29
|
37
|
47
|
46
|
36
|
54
|
57
|
43
|
39
|
41
|
48
|
48
|
49
|
|
|
2024/10
|
44
|
42
|
39
|
35
|
40
|
40
|
33
|
22
|
31
|
45
|
60
|
55
|
57
|
80
|
56
|
30
|
38
|
45
|
32
|
33
|
45
|
45
|
40
|
49
|
54
|
55
|
24
|
27
|
53
|
53
|
44
|
|
2024/09
|
45
|
49
|
52
|
46
|
43
|
35
|
26
|
30
|
27
|
32
|
39
|
25
|
32
|
39
|
38
|
35
|
37
|
38
|
36
|
31
|
30
|
35
|
34
|
31
|
40
|
44
|
47
|
34
|
38
|
36
|
|
|
2024/08
|
21
|
27
|
32
|
40
|
29
|
36
|
34
|
32
|
36
|
40
|
38
|
25
|
25
|
27
|
33
|
36
|
32
|
24
|
25
|
32
|
28
|
25
|
32
|
41
|
37
|
35
|
38
|
23
|
28
|
43
|
46
|
|
2024/07
|
24
|
24
|
24
|
24
|
27
|
23
|
22
|
20
|
29
|
29
|
33
|
30
|
26
|
23
|
29
|
31
|
22
|
23
|
22
|
22
|
25
|
26
|
33
|
42
|
35
|
23
|
19
|
19
|
19
|
21
|
23
|
|
2024/06
|
24
|
24
|
27
|
35
|
31
|
34
|
35
|
38
|
36
|
31
|
21
|
25
|
26
|
22
|
22
|
23
|
23
|
29
|
34
|
29
|
27
|
28
|
33
|
26
|
18
|
21
|
27
|
30
|
24
|
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