Air Quality
Excellent
No health implications.
16
PM2.5
23
PM10
54
O3
0.9
CO
6
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Apr
49
Excellent
Wed
22 Apr
42
Excellent
Thu
23 Apr
51
Good
Fri
24 Apr
52
Good
Sat
25 Apr
64
Good
Sun
26 Apr
70
Good
Mon
27 Apr
17
Excellent
Air quality in the last 12 months (Chongren)
|
2026/03
|
18
|
21
|
32
|
58
|
58
|
54
|
62
|
63
|
64
|
56
|
52
|
56
|
48
|
54
|
77
|
81
|
61
|
27
|
26
|
35
|
50
|
43
|
27
|
26
|
49
|
32
|
35
|
54
|
55
|
29
|
29
|
|
2026/02
|
46
|
44
|
60
|
65
|
72
|
56
|
31
|
50
|
57
|
61
|
57
|
67
|
57
|
48
|
63
|
40
|
82
|
72
|
55
|
39
|
37
|
66
|
71
|
30
|
28
|
29
|
20
|
28
|
|||
|
2026/01
|
32
|
34
|
56
|
59
|
46
|
51
|
46
|
53
|
52
|
55
|
62
|
70
|
76
|
61
|
66
|
82
|
85
|
144
|
87
|
27
|
45
|
55
|
67
|
73
|
75
|
72
|
48
|
49
|
61
|
43
|
24
|
|
2025/12
|
67
|
88
|
64
|
57
|
69
|
77
|
86
|
79
|
97
|
93
|
96
|
87
|
36
|
42
|
48
|
51
|
68
|
137
|
85
|
80
|
78
|
49
|
54
|
27
|
43
|
56
|
63
|
69
|
65
|
74
|
99
|
|
2025/11
|
46
|
56
|
64
|
40
|
30
|
43
|
44
|
28
|
21
|
27
|
55
|
34
|
38
|
46
|
57
|
64
|
67
|
28
|
37
|
46
|
51
|
58
|
65
|
62
|
75
|
76
|
71
|
78
|
60
|
56
|
|
|
2025/10
|
41
|
41
|
41
|
51
|
40
|
31
|
41
|
51
|
45
|
45
|
40
|
43
|
64
|
51
|
48
|
57
|
51
|
47
|
21
|
24
|
32
|
33
|
42
|
45
|
56
|
65
|
60
|
70
|
59
|
86
|
50
|
|
2025/09
|
25
|
25
|
24
|
29
|
29
|
35
|
31
|
26
|
19
|
20
|
23
|
25
|
25
|
28
|
30
|
29
|
32
|
35
|
36
|
37
|
36
|
44
|
39
|
37
|
31
|
35
|
42
|
43
|
46
|
47
|
|
|
2025/08
|
32
|
34
|
24
|
18
|
17
|
15
|
18
|
22
|
27
|
34
|
36
|
38
|
29
|
22
|
17
|
21
|
22
|
23
|
19
|
17
|
17
|
25
|
29
|
25
|
20
|
30
|
26
|
22
|
25
|
25
|
28
|
|
2025/07
|
19
|
23
|
27
|
30
|
27
|
34
|
42
|
44
|
26
|
24
|
30
|
22
|
24
|
28
|
31
|
29
|
39
|
45
|
30
|
21
|
20
|
19
|
27
|
23
|
28
|
28
|
24
|
25
|
23
|
30
|
28
|
|
2025/06
|
25
|
20
|
26
|
32
|
31
|
34
|
32
|
29
|
28
|
28
|
27
|
29
|
35
|
24
|
20
|
25
|
19
|
17
|
20
|
18
|
17
|
18
|
22
|
22
|
29
|
26
|
19
|
20
|
22
|
21
|
|
|
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
|
|
|
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