Air Quality
Excellent
No health implications.
34
PM2.5
41
PM10
94
O3
0.4
CO
5
SO2
20
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 Apr
56
Good
Wed
1 May
64
Good
Thu
2 May
69
Good
Fri
3 May
98
Good
Sat
4 May
96
Good
Sun
5 May
55
Good
Mon
6 May
55
Good
Air quality in the last 12 months (Dafeng)
|
2024/02
|
29
|
23
|
29
|
34
|
53
|
63
|
78
|
121
|
181
|
245
|
198
|
114
|
63
|
89
|
42
|
28
|
36
|
40
|
39
|
27
|
21
|
31
|
34
|
56
|
109
|
79
|
48
|
39
|
44
|
||
|
2024/01
|
70
|
63
|
135
|
147
|
175
|
102
|
42
|
40
|
96
|
64
|
118
|
173
|
148
|
163
|
32
|
28
|
39
|
38
|
56
|
53
|
52
|
38
|
35
|
46
|
72
|
90
|
105
|
127
|
134
|
58
|
28
|
|
2023/12
|
50
|
77
|
92
|
119
|
165
|
128
|
133
|
80
|
111
|
49
|
22
|
44
|
45
|
35
|
24
|
44
|
25
|
33
|
45
|
53
|
41
|
40
|
49
|
83
|
96
|
154
|
93
|
60
|
66
|
128
|
205
|
|
2023/11
|
94
|
67
|
77
|
45
|
32
|
45
|
53
|
63
|
115
|
32
|
29
|
45
|
40
|
61
|
86
|
100
|
72
|
48
|
77
|
76
|
100
|
106
|
144
|
40
|
26
|
48
|
103
|
81
|
49
|
30
|
|
|
2023/10
|
35
|
30
|
31
|
44
|
43
|
32
|
24
|
31
|
54
|
48
|
41
|
43
|
40
|
72
|
73
|
72
|
48
|
70
|
73
|
35
|
46
|
62
|
57
|
57
|
65
|
114
|
47
|
37
|
45
|
46
|
72
|
|
2023/09
|
37
|
45
|
31
|
24
|
18
|
23
|
45
|
35
|
33
|
36
|
31
|
27
|
30
|
31
|
25
|
25
|
32
|
53
|
39
|
33
|
31
|
33
|
32
|
32
|
24
|
35
|
53
|
63
|
45
|
29
|
|
|
2023/08
|
20
|
21
|
19
|
19
|
20
|
27
|
26
|
34
|
32
|
41
|
44
|
93
|
69
|
27
|
26
|
29
|
29
|
34
|
31
|
25
|
33
|
35
|
38
|
39
|
47
|
34
|
36
|
26
|
33
|
36
|
34
|
|
2023/07
|
32
|
28
|
44
|
41
|
58
|
60
|
32
|
43
|
39
|
27
|
31
|
63
|
59
|
46
|
52
|
58
|
28
|
18
|
19
|
17
|
34
|
31
|
45
|
49
|
44
|
19
|
15
|
14
|
18
|
20
|
19
|
|
2023/06
|
25
|
55
|
42
|
38
|
37
|
42
|
91
|
82
|
89
|
67
|
35
|
37
|
37
|
58
|
49
|
50
|
36
|
28
|
26
|
31
|
59
|
78
|
83
|
34
|
30
|
30
|
42
|
50
|
34
|
31
|
|
|
2023/05
|
82
|
63
|
35
|
28
|
21
|
43
|
35
|
42
|
45
|
43
|
45
|
59
|
91
|
96
|
83
|
89
|
38
|
33
|
32
|
36
|
50
|
99
|
88
|
56
|
57
|
51
|
45
|
50
|
28
|
23
|
34
|
|
2023/04
|
50
|
58
|
52
|
30
|
36
|
60
|
70
|
66
|
69
|
70
|
252
|
250
|
117
|
87
|
77
|
71
|
78
|
70
|
39
|
32
|
62
|
63
|
69
|
43
|
49
|
56
|
62
|
63
|
81
|
80
|
|
|
2023/03
|
112
|
70
|
46
|
63
|
61
|
87
|
101
|
102
|
125
|
112
|
74
|
79
|
69
|
70
|
131
|
66
|
29
|
39
|
50
|
66
|
43
|
26
|
205
|
74
|
52
|
60
|
98
|
105
|
75
|
94
|
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