Air Quality
Excellent
No health implications.
26
PM2.5
44
PM10
110
O3
0.9
CO
5
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
24 May
83
Good
Sun
25 May
90
Good
Mon
26 May
87
Good
Tue
27 May
118
Light
Wed
28 May
116
Light
Thu
29 May
122
Light
Fri
30 May
40
Excellent
Air quality in the last 12 months (Yanhu)
|
2025/04
|
79
|
73
|
64
|
92
|
68
|
81
|
89
|
79
|
95
|
71
|
116
|
223
|
147
|
73
|
61
|
93
|
121
|
83
|
64
|
70
|
63
|
168
|
125
|
70
|
61
|
62
|
57
|
47
|
51
|
106
|
|
|
2025/03
|
77
|
55
|
27
|
38
|
73
|
81
|
61
|
78
|
67
|
72
|
86
|
161
|
105
|
67
|
36
|
28
|
48
|
44
|
48
|
47
|
55
|
74
|
93
|
188
|
130
|
176
|
207
|
174
|
98
|
60
|
73
|
|
2025/02
|
178
|
144
|
45
|
49
|
43
|
94
|
57
|
32
|
84
|
108
|
107
|
80
|
97
|
94
|
95
|
69
|
78
|
82
|
79
|
81
|
98
|
113
|
82
|
70
|
74
|
74
|
82
|
95
|
|||
|
2025/01
|
147
|
93
|
108
|
129
|
126
|
66
|
62
|
56
|
54
|
97
|
90
|
60
|
85
|
86
|
45
|
63
|
116
|
115
|
134
|
137
|
171
|
181
|
133
|
66
|
45
|
70
|
34
|
87
|
186
|
171
|
192
|
|
2024/12
|
74
|
82
|
52
|
82
|
72
|
78
|
68
|
58
|
98
|
108
|
101
|
145
|
69
|
56
|
71
|
112
|
125
|
93
|
62
|
95
|
44
|
86
|
109
|
144
|
160
|
103
|
68
|
55
|
100
|
108
|
93
|
|
2024/11
|
101
|
96
|
99
|
80
|
67
|
75
|
85
|
76
|
66
|
103
|
128
|
138
|
55
|
51
|
61
|
59
|
37
|
47
|
43
|
60
|
75
|
98
|
108
|
108
|
42
|
37
|
70
|
53
|
48
|
60
|
|
|
2024/10
|
69
|
50
|
49
|
50
|
52
|
75
|
95
|
85
|
124
|
85
|
69
|
67
|
64
|
98
|
109
|
116
|
53
|
35
|
26
|
24
|
37
|
28
|
46
|
57
|
58
|
81
|
50
|
67
|
95
|
81
|
114
|
|
2024/09
|
55
|
35
|
42
|
44
|
47
|
32
|
41
|
50
|
46
|
53
|
36
|
26
|
36
|
48
|
40
|
32
|
34
|
42
|
26
|
38
|
38
|
36
|
40
|
62
|
95
|
69
|
82
|
60
|
39
|
18
|
|
|
2024/08
|
40
|
34
|
29
|
22
|
32
|
29
|
26
|
31
|
38
|
138
|
63
|
34
|
40
|
37
|
40
|
43
|
41
|
38
|
31
|
37
|
24
|
38
|
44
|
48
|
41
|
25
|
23
|
27
|
31
|
32
|
33
|
|
2024/07
|
28
|
33
|
41
|
42
|
19
|
24
|
26
|
20
|
28
|
43
|
45
|
39
|
59
|
59
|
35
|
38
|
28
|
17
|
19
|
20
|
32
|
31
|
38
|
46
|
71
|
57
|
38
|
43
|
23
|
16
|
28
|
|
2024/06
|
58
|
51
|
54
|
29
|
23
|
47
|
62
|
66
|
66
|
60
|
77
|
84
|
58
|
44
|
61
|
49
|
30
|
29
|
28
|
38
|
25
|
39
|
59
|
97
|
88
|
79
|
61
|
51
|
46
|
57
|
|
|
2024/05
|
30
|
37
|
43
|
45
|
48
|
45
|
57
|
59
|
52
|
39
|
144
|
66
|
78
|
62
|
70
|
52
|
64
|
61
|
36
|
52
|
54
|
53
|
48
|
53
|
70
|
50
|
51
|
45
|
35
|
45
|
68
|
|
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