Air Quality
Excellent
No health implications.
4
PM2.5
7
PM10
36
O3
0.5
CO
10
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
29 Jun
48
Excellent
Mon
30 Jun
47
Excellent
Tue
1 Jul
50
Excellent
Wed
2 Jul
53
Good
Thu
3 Jul
54
Good
Fri
4 Jul
31
Excellent
Sat
5 Jul
27
Excellent
Dongzhi Air quality rank
Air quality in the last 12 months (Dongzhi)
|
2025/05
|
51
|
50
|
54
|
50
|
33
|
111
|
139
|
45
|
23
|
43
|
48
|
50
|
46
|
64
|
58
|
27
|
35
|
88
|
58
|
35
|
22
|
25
|
26
|
60
|
62
|
61
|
63
|
49
|
33
|
32
|
28
|
|
2025/04
|
50
|
59
|
66
|
62
|
72
|
63
|
59
|
61
|
64
|
54
|
44
|
197
|
117
|
105
|
47
|
44
|
59
|
63
|
74
|
60
|
29
|
33
|
56
|
45
|
49
|
42
|
28
|
48
|
57
|
55
|
|
|
2025/03
|
42
|
40
|
16
|
33
|
54
|
63
|
63
|
65
|
83
|
66
|
47
|
48
|
33
|
40
|
20
|
49
|
31
|
50
|
42
|
48
|
47
|
49
|
62
|
67
|
56
|
64
|
65
|
62
|
58
|
66
|
54
|
|
2025/02
|
51
|
39
|
81
|
74
|
51
|
45
|
78
|
39
|
35
|
51
|
76
|
87
|
83
|
75
|
85
|
78
|
74
|
48
|
56
|
53
|
34
|
46
|
74
|
93
|
90
|
84
|
64
|
42
|
|||
|
2025/01
|
89
|
100
|
155
|
105
|
98
|
78
|
59
|
56
|
52
|
39
|
59
|
76
|
81
|
86
|
70
|
50
|
56
|
64
|
81
|
103
|
104
|
116
|
169
|
83
|
41
|
32
|
49
|
67
|
174
|
92
|
84
|
|
2024/12
|
53
|
57
|
106
|
75
|
54
|
62
|
92
|
65
|
55
|
66
|
59
|
79
|
77
|
63
|
58
|
62
|
68
|
91
|
45
|
66
|
81
|
60
|
74
|
85
|
114
|
107
|
90
|
84
|
69
|
87
|
91
|
|
2024/11
|
27
|
44
|
48
|
56
|
49
|
48
|
41
|
43
|
48
|
40
|
41
|
47
|
46
|
53
|
51
|
52
|
16
|
25
|
35
|
45
|
42
|
53
|
64
|
51
|
36
|
38
|
48
|
58
|
52
|
48
|
|
|
2024/10
|
23
|
39
|
28
|
31
|
37
|
21
|
11
|
30
|
44
|
52
|
61
|
64
|
69
|
62
|
39
|
28
|
22
|
36
|
19
|
29
|
38
|
30
|
45
|
45
|
40
|
28
|
17
|
47
|
61
|
42
|
31
|
|
2024/09
|
43
|
45
|
36
|
42
|
41
|
30
|
42
|
48
|
40
|
36
|
22
|
17
|
29
|
31
|
31
|
22
|
32
|
27
|
27
|
18
|
18
|
28
|
29
|
32
|
46
|
54
|
38
|
28
|
38
|
39
|
|
|
2024/08
|
15
|
19
|
26
|
27
|
32
|
27
|
32
|
34
|
39
|
41
|
39
|
38
|
25
|
17
|
23
|
28
|
43
|
43
|
19
|
18
|
26
|
26
|
31
|
34
|
42
|
47
|
34
|
15
|
27
|
36
|
39
|
|
2024/07
|
12
|
12
|
16
|
18
|
19
|
20
|
20
|
19
|
24
|
26
|
29
|
30
|
18
|
16
|
28
|
34
|
21
|
17
|
19
|
20
|
24
|
28
|
33
|
33
|
25
|
18
|
11
|
12
|
15
|
25
|
23
|
|
2024/06
|
22
|
32
|
30
|
32
|
27
|
28
|
25
|
32
|
35
|
22
|
21
|
24
|
25
|
28
|
29
|
46
|
29
|
24
|
13
|
17
|
25
|
17
|
15
|
17
|
15
|
24
|
14
|
10
|
17
|
15
|
|
|
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