Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
24
PM2.5
51
*
PM10
102
O3
0.4
CO
8
SO2
11
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
27 Mar
98
Good
Sat
28 Mar
92
Good
Sun
29 Mar
77
Good
Mon
30 Mar
86
Good
Tue
31 Mar
101
Light
Wed
1 Apr
105
Light
Thu
2 Apr
20
Excellent
Air quality in the last 12 months (Haiyuan)
|
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
|
|
2025/04
|
109
|
95
|
117
|
133
|
83
|
96
|
78
|
159
|
127
|
78
|
252
|
356
|
173
|
49
|
126
|
232
|
108
|
280
|
161
|
160
|
198
|
98
|
60
|
63
|
66
|
50
|
59
|
52
|
94
|
307
|
|
|
2025/03
|
85
|
39
|
43
|
56
|
52
|
45
|
73
|
76
|
118
|
73
|
222
|
95
|
108
|
63
|
47
|
51
|
40
|
31
|
48
|
67
|
65
|
73
|
196
|
199
|
195
|
410
|
118
|
115
|
62
|
74
|
66
|
|
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