Air Quality
Excellent
No health implications.
6
PM2.5
21
PM10
13
O3
0.5
CO
14
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Jun
49
Excellent
Sat
28 Jun
51
Good
Sun
29 Jun
52
Good
Mon
30 Jun
48
Excellent
Tue
1 Jul
54
Good
Wed
2 Jul
29
Excellent
Thu
3 Jul
35
Excellent
Air quality in the last 12 months (Yifeng)
|
2025/05
|
45
|
55
|
57
|
66
|
34
|
48
|
81
|
45
|
28
|
42
|
36
|
46
|
46
|
52
|
41
|
21
|
26
|
46
|
36
|
23
|
24
|
26
|
20
|
46
|
57
|
52
|
56
|
27
|
24
|
28
|
20
|
|
2025/04
|
56
|
68
|
60
|
67
|
60
|
60
|
62
|
65
|
61
|
47
|
52
|
260
|
191
|
130
|
58
|
58
|
73
|
69
|
34
|
37
|
41
|
23
|
35
|
35
|
32
|
38
|
38
|
41
|
58
|
59
|
|
|
2025/03
|
47
|
38
|
27
|
19
|
42
|
42
|
52
|
56
|
61
|
57
|
69
|
58
|
32
|
36
|
18
|
37
|
46
|
40
|
47
|
40
|
46
|
52
|
53
|
60
|
59
|
72
|
71
|
71
|
54
|
54
|
60
|
|
2025/02
|
37
|
30
|
37
|
43
|
55
|
58
|
65
|
54
|
43
|
58
|
74
|
84
|
95
|
81
|
53
|
41
|
54
|
45
|
48
|
32
|
45
|
27
|
57
|
80
|
95
|
79
|
91
|
64
|
|||
|
2025/01
|
101
|
86
|
123
|
137
|
151
|
97
|
76
|
68
|
53
|
48
|
53
|
59
|
70
|
61
|
65
|
53
|
55
|
63
|
65
|
79
|
88
|
77
|
88
|
125
|
47
|
24
|
52
|
71
|
127
|
74
|
52
|
|
2024/12
|
50
|
59
|
74
|
109
|
68
|
49
|
62
|
98
|
68
|
81
|
38
|
86
|
74
|
58
|
59
|
60
|
70
|
75
|
78
|
80
|
92
|
80
|
78
|
84
|
86
|
108
|
121
|
88
|
82
|
95
|
92
|
|
2024/11
|
40
|
56
|
53
|
61
|
66
|
52
|
49
|
53
|
56
|
51
|
50
|
53
|
56
|
57
|
31
|
50
|
30
|
21
|
36
|
44
|
41
|
39
|
61
|
70
|
40
|
27
|
37
|
39
|
44
|
50
|
|
|
2024/10
|
24
|
37
|
34
|
31
|
42
|
50
|
51
|
26
|
33
|
53
|
59
|
62
|
80
|
88
|
72
|
31
|
39
|
46
|
30
|
24
|
48
|
37
|
34
|
38
|
54
|
52
|
33
|
38
|
62
|
55
|
49
|
|
2024/09
|
41
|
44
|
50
|
47
|
42
|
39
|
39
|
41
|
40
|
36
|
36
|
29
|
29
|
34
|
38
|
34
|
28
|
34
|
36
|
35
|
22
|
27
|
34
|
42
|
46
|
50
|
55
|
35
|
31
|
37
|
|
|
2024/08
|
18
|
21
|
28
|
31
|
34
|
26
|
33
|
32
|
29
|
32
|
39
|
37
|
28
|
26
|
27
|
36
|
43
|
30
|
28
|
30
|
34
|
35
|
25
|
32
|
37
|
34
|
34
|
17
|
27
|
35
|
45
|
|
2024/07
|
21
|
15
|
27
|
23
|
20
|
22
|
26
|
22
|
25
|
32
|
31
|
31
|
24
|
29
|
29
|
24
|
18
|
20
|
21
|
22
|
27
|
24
|
27
|
41
|
37
|
30
|
18
|
12
|
10
|
17
|
18
|
|
2024/06
|
18
|
29
|
22
|
24
|
24
|
27
|
31
|
40
|
33
|
23
|
16
|
20
|
24
|
21
|
28
|
28
|
21
|
23
|
28
|
26
|
27
|
23
|
30
|
23
|
16
|
13
|
16
|
36
|
20
|
17
|
|
|
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