Air Quality
Excellent
No health implications.
7
PM2.5
15
PM10
24
O3
0.4
CO
5
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Sep
42
Excellent
Sat
19 Sep
58
Good
Sun
20 Sep
84
Good
Mon
21 Sep
57
Good
Tue
22 Sep
61
Good
Wed
23 Sep
46
Excellent
Thu
24 Sep
16
Excellent
Air quality in the last 12 months (Dianjun)
|
2026/08
|
24
|
32
|
22
|
17
|
20
|
28
|
26
|
39
|
36
|
28
|
19
|
13
|
16
|
18
|
29
|
35
|
42
|
39
|
38
|
41
|
39
|
28
|
29
|
27
|
24
|
27
|
24
|
31
|
30
|
33
|
35
|
|
2026/07
|
41
|
31
|
25
|
32
|
25
|
24
|
22
|
30
|
27
|
23
|
27
|
32
|
38
|
32
|
41
|
27
|
24
|
17
|
29
|
46
|
52
|
39
|
36
|
31
|
28
|
37
|
24
|
14
|
19
|
26
|
26
|
|
2026/06
|
43
|
33
|
37
|
48
|
62
|
56
|
36
|
20
|
26
|
33
|
36
|
27
|
27
|
38
|
51
|
50
|
58
|
46
|
24
|
32
|
27
|
20
|
18
|
22
|
28
|
37
|
43
|
50
|
51
|
33
|
|
|
2026/05
|
45
|
40
|
35
|
39
|
40
|
46
|
30
|
37
|
34
|
41
|
49
|
97
|
48
|
31
|
40
|
40
|
22
|
15
|
18
|
27
|
36
|
47
|
45
|
35
|
24
|
23
|
23
|
27
|
42
|
36
|
40
|
|
2026/04
|
42
|
33
|
26
|
59
|
56
|
30
|
46
|
58
|
38
|
32
|
36
|
32
|
38
|
34
|
49
|
51
|
53
|
48
|
50
|
116
|
46
|
23
|
28
|
49
|
59
|
63
|
52
|
24
|
32
|
35
|
|
|
2026/03
|
22
|
24
|
35
|
64
|
68
|
91
|
77
|
43
|
51
|
65
|
67
|
83
|
73
|
75
|
21
|
17
|
22
|
26
|
65
|
59
|
48
|
60
|
49
|
48
|
38
|
28
|
34
|
44
|
58
|
29
|
36
|
|
2026/02
|
110
|
98
|
114
|
133
|
124
|
116
|
119
|
101
|
91
|
83
|
97
|
103
|
114
|
99
|
94
|
31
|
100
|
58
|
67
|
59
|
62
|
81
|
86
|
62
|
60
|
40
|
26
|
43
|
|||
|
2026/01
|
45
|
67
|
120
|
113
|
88
|
80
|
73
|
73
|
81
|
66
|
78
|
95
|
88
|
124
|
126
|
122
|
147
|
164
|
57
|
52
|
70
|
91
|
108
|
120
|
101
|
103
|
124
|
154
|
93
|
43
|
78
|
|
2025/12
|
76
|
89
|
87
|
87
|
107
|
99
|
106
|
75
|
84
|
147
|
156
|
149
|
38
|
64
|
81
|
91
|
89
|
130
|
124
|
78
|
35
|
74
|
41
|
51
|
61
|
67
|
81
|
122
|
124
|
112
|
74
|
|
2025/11
|
42
|
39
|
53
|
94
|
92
|
85
|
27
|
21
|
25
|
43
|
46
|
44
|
46
|
62
|
73
|
82
|
36
|
23
|
23
|
33
|
38
|
51
|
57
|
46
|
46
|
56
|
58
|
68
|
65
|
86
|
|
|
2025/10
|
34
|
20
|
17
|
25
|
31
|
52
|
52
|
68
|
100
|
74
|
49
|
39
|
16
|
15
|
28
|
27
|
21
|
14
|
20
|
17
|
14
|
30
|
37
|
44
|
49
|
47
|
55
|
54
|
68
|
83
|
71
|
|
2025/09
|
22
|
30
|
39
|
20
|
38
|
18
|
41
|
39
|
17
|
28
|
19
|
21
|
17
|
29
|
36
|
31
|
24
|
12
|
17
|
21
|
21
|
31
|
25
|
25
|
24
|
17
|
34
|
33
|
19
|
27
|
|
|
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