Air Quality
Excellent
No health implications.
8
PM2.5
48
PM10
77
O3
0.3
CO
6
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
10 Apr
81
Good
Sat
11 Apr
67
Good
Sun
12 Apr
85
Good
Mon
13 Apr
57
Good
Tue
14 Apr
73
Good
Wed
15 Apr
80
Good
Thu
16 Apr
31
Excellent
Air quality in the last 12 months (Kaiyuan)
|
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
|
|
2025/04
|
88
|
74
|
73
|
65
|
38
|
51
|
62
|
66
|
82
|
80
|
60
|
30
|
13
|
23
|
48
|
47
|
61
|
37
|
40
|
54
|
67
|
21
|
45
|
76
|
63
|
79
|
47
|
54
|
70
|
58
|
|
|
2025/03
|
92
|
29
|
41
|
59
|
82
|
76
|
61
|
88
|
107
|
90
|
70
|
117
|
39
|
46
|
54
|
60
|
83
|
71
|
78
|
85
|
85
|
189
|
178
|
94
|
129
|
174
|
56
|
30
|
31
|
39
|
63
|
|
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