Air Quality
Excellent
No health implications.
4
PM2.5
9
PM10
44
O3
0.4
CO
6
SO2
31
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
6 May
60
Good
Thu
7 May
53
Good
Fri
8 May
59
Good
Sat
9 May
87
Good
Sun
10 May
84
Good
Mon
11 May
90
Good
Tue
12 May
29
Excellent
Air quality in the last 12 months (Kaiyuan)
|
2026/04
|
83
|
80
|
67
|
35
|
39
|
39
|
32
|
84
|
50
|
61
|
44
|
64
|
45
|
68
|
52
|
66
|
48
|
61
|
73
|
120
|
79
|
41
|
37
|
67
|
63
|
33
|
26
|
30
|
37
|
40
|
|
|
2026/03
|
133
|
176
|
207
|
92
|
45
|
35
|
54
|
86
|
60
|
66
|
77
|
74
|
78
|
111
|
240
|
135
|
176
|
48
|
53
|
83
|
106
|
139
|
116
|
86
|
93
|
136
|
70
|
86
|
61
|
33
|
54
|
|
2026/02
|
77
|
65
|
59
|
124
|
145
|
33
|
51
|
55
|
58
|
84
|
74
|
106
|
135
|
87
|
45
|
48
|
113
|
36
|
48
|
64
|
73
|
188
|
50
|
52
|
88
|
68
|
80
|
60
|
|||
|
2026/01
|
68
|
85
|
95
|
139
|
86
|
70
|
46
|
56
|
81
|
48
|
37
|
41
|
32
|
44
|
57
|
79
|
58
|
50
|
46
|
60
|
63
|
50
|
59
|
52
|
81
|
95
|
70
|
65
|
93
|
77
|
73
|
|
2025/12
|
67
|
27
|
31
|
48
|
53
|
83
|
95
|
38
|
83
|
120
|
54
|
68
|
88
|
130
|
75
|
82
|
89
|
59
|
64
|
35
|
45
|
44
|
41
|
85
|
52
|
63
|
93
|
102
|
39
|
44
|
36
|
|
2025/11
|
56
|
20
|
34
|
60
|
100
|
76
|
94
|
183
|
51
|
36
|
64
|
90
|
59
|
86
|
102
|
62
|
39
|
56
|
68
|
42
|
70
|
81
|
139
|
226
|
96
|
84
|
43
|
43
|
59
|
42
|
|
|
2025/10
|
49
|
55
|
49
|
45
|
28
|
35
|
45
|
36
|
38
|
53
|
78
|
51
|
59
|
94
|
63
|
59
|
80
|
30
|
38
|
43
|
58
|
54
|
54
|
66
|
96
|
45
|
47
|
102
|
99
|
37
|
36
|
|
2025/09
|
36
|
39
|
38
|
34
|
31
|
24
|
30
|
26
|
31
|
29
|
37
|
42
|
39
|
37
|
24
|
27
|
24
|
20
|
24
|
28
|
31
|
25
|
32
|
22
|
42
|
33
|
34
|
34
|
46
|
43
|
|
|
2025/08
|
36
|
32
|
19
|
16
|
22
|
21
|
23
|
20
|
19
|
26
|
20
|
35
|
26
|
36
|
37
|
19
|
17
|
28
|
38
|
24
|
17
|
15
|
41
|
13
|
11
|
21
|
21
|
12
|
22
|
48
|
26
|
|
2025/07
|
20
|
24
|
14
|
17
|
21
|
18
|
22
|
32
|
42
|
43
|
40
|
40
|
21
|
21
|
18
|
21
|
18
|
28
|
31
|
18
|
24
|
28
|
17
|
21
|
27
|
32
|
32
|
20
|
25
|
15
|
22
|
|
2025/06
|
29
|
44
|
24
|
16
|
35
|
31
|
18
|
36
|
33
|
18
|
26
|
29
|
29
|
36
|
35
|
20
|
34
|
34
|
32
|
19
|
19
|
28
|
34
|
44
|
43
|
48
|
42
|
22
|
36
|
14
|
|
|
2025/05
|
19
|
33
|
30
|
32
|
36
|
29
|
52
|
45
|
45
|
36
|
43
|
59
|
56
|
51
|
51
|
34
|
27
|
31
|
37
|
40
|
43
|
53
|
35
|
44
|
29
|
45
|
49
|
49
|
51
|
60
|
56
|
|
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