Air Quality
Light
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
77
PM2.5
234
*
PM10
90
O3
0.3
CO
6
SO2
8
NO2
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
Advise
Children, seniors and individuals with respiratory or heart diseases should reduce sustained and high-intensity outdoor exercises.
Air Quality
Today
14 May
114
Light
Fri
15 May
72
Good
Sat
16 May
54
Good
Sun
17 May
74
Good
Mon
18 May
71
Good
Tue
19 May
76
Good
Wed
20 May
17
Excellent
Air quality in the last 12 months (Haiyuan)
|
2026/04
|
58
|
57
|
172
|
94
|
73
|
69
|
58
|
54
|
74
|
58
|
61
|
65
|
61
|
42
|
55
|
53
|
47
|
57
|
290
|
109
|
37
|
54
|
75
|
78
|
63
|
55
|
114
|
59
|
55
|
51
|
|
|
2026/03
|
68
|
58
|
86
|
92
|
69
|
62
|
64
|
53
|
52
|
47
|
65
|
302
|
407
|
67
|
78
|
75
|
75
|
111
|
86
|
92
|
110
|
104
|
78
|
77
|
74
|
54
|
58
|
39
|
48
|
38
|
56
|
|
2026/02
|
91
|
72
|
78
|
66
|
63
|
72
|
66
|
67
|
102
|
135
|
89
|
69
|
62
|
108
|
62
|
52
|
72
|
57
|
57
|
76
|
364
|
362
|
125
|
81
|
118
|
81
|
83
|
79
|
|||
|
2026/01
|
85
|
87
|
76
|
50
|
37
|
38
|
38
|
52
|
59
|
58
|
54
|
71
|
71
|
216
|
82
|
74
|
97
|
70
|
49
|
58
|
62
|
80
|
96
|
158
|
462
|
251
|
144
|
131
|
99
|
113
|
122
|
|
2025/12
|
78
|
56
|
59
|
60
|
55
|
43
|
47
|
56
|
65
|
99
|
82
|
124
|
74
|
66
|
72
|
63
|
55
|
67
|
57
|
44
|
49
|
89
|
73
|
56
|
45
|
51
|
52
|
54
|
51
|
65
|
60
|
|
2025/11
|
57
|
62
|
51
|
29
|
26
|
32
|
93
|
95
|
98
|
67
|
52
|
58
|
61
|
49
|
59
|
59
|
34
|
31
|
54
|
59
|
57
|
56
|
112
|
91
|
67
|
273
|
94
|
63
|
65
|
105
|
|
|
2025/10
|
28
|
19
|
24
|
48
|
73
|
30
|
32
|
9
|
13
|
10
|
17
|
28
|
30
|
32
|
40
|
51
|
25
|
36
|
50
|
33
|
33
|
25
|
31
|
23
|
38
|
48
|
49
|
52
|
51
|
61
|
55
|
|
2025/09
|
29
|
78
|
65
|
84
|
50
|
74
|
62
|
50
|
39
|
35
|
27
|
46
|
56
|
58
|
186
|
61
|
19
|
13
|
16
|
11
|
12
|
22
|
23
|
41
|
35
|
42
|
37
|
45
|
45
|
57
|
|
|
2025/08
|
43
|
36
|
36
|
32
|
32
|
41
|
42
|
15
|
25
|
36
|
47
|
32
|
32
|
25
|
30
|
24
|
23
|
21
|
41
|
165
|
18
|
27
|
17
|
19
|
18
|
16
|
13
|
16
|
15
|
22
|
28
|
|
2025/07
|
28
|
27
|
55
|
76
|
22
|
33
|
24
|
50
|
25
|
34
|
23
|
35
|
26
|
51
|
51
|
47
|
46
|
53
|
77
|
29
|
28
|
25
|
38
|
25
|
27
|
27
|
29
|
26
|
32
|
30
|
77
|
|
2025/06
|
44
|
45
|
32
|
40
|
35
|
44
|
51
|
51
|
52
|
44
|
49
|
66
|
78
|
90
|
68
|
54
|
51
|
50
|
40
|
30
|
38
|
32
|
23
|
25
|
26
|
22
|
25
|
32
|
54
|
19
|
|
|
2025/05
|
108
|
161
|
96
|
181
|
294
|
162
|
96
|
132
|
102
|
49
|
45
|
59
|
101
|
59
|
53
|
115
|
265
|
69
|
64
|
58
|
172
|
111
|
34
|
40
|
43
|
46
|
35
|
32
|
45
|
98
|
53
|
|
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