Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
16
PM2.5
57
*
PM10
93
O3
0.4
CO
3
SO2
14
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
17 May
56
Good
Mon
18 May
43
Excellent
Tue
19 May
45
Excellent
Wed
20 May
47
Excellent
Thu
21 May
42
Excellent
Fri
22 May
45
Excellent
Sat
23 May
47
Excellent
Air quality in the last 12 months (Qiezihe)
|
2026/04
|
86
|
224
|
122
|
53
|
48
|
39
|
26
|
36
|
72
|
47
|
27
|
33
|
27
|
32
|
48
|
54
|
52
|
30
|
28
|
40
|
47
|
24
|
22
|
23
|
28
|
31
|
29
|
33
|
45
|
47
|
|
|
2026/03
|
40
|
39
|
35
|
48
|
47
|
55
|
42
|
41
|
48
|
42
|
44
|
54
|
39
|
52
|
70
|
105
|
89
|
109
|
46
|
58
|
113
|
134
|
104
|
151
|
110
|
103
|
181
|
160
|
141
|
41
|
58
|
|
2026/02
|
46
|
57
|
54
|
54
|
28
|
37
|
27
|
33
|
63
|
69
|
70
|
33
|
69
|
42
|
51
|
80
|
76
|
21
|
28
|
34
|
47
|
60
|
84
|
49
|
44
|
55
|
48
|
27
|
|||
|
2026/01
|
34
|
40
|
49
|
55
|
33
|
47
|
42
|
24
|
44
|
53
|
42
|
58
|
67
|
26
|
48
|
37
|
50
|
48
|
58
|
34
|
38
|
30
|
30
|
32
|
31
|
35
|
48
|
71
|
38
|
35
|
38
|
|
2025/12
|
33
|
44
|
34
|
28
|
28
|
37
|
47
|
44
|
36
|
37
|
41
|
43
|
57
|
75
|
62
|
44
|
47
|
68
|
52
|
54
|
37
|
59
|
44
|
46
|
56
|
43
|
41
|
55
|
46
|
37
|
42
|
|
2025/11
|
86
|
65
|
42
|
56
|
85
|
79
|
56
|
114
|
20
|
17
|
38
|
42
|
53
|
48
|
57
|
60
|
45
|
40
|
60
|
29
|
71
|
77
|
51
|
129
|
40
|
39
|
75
|
102
|
56
|
51
|
|
|
2025/10
|
18
|
24
|
35
|
38
|
25
|
27
|
36
|
32
|
37
|
35
|
37
|
39
|
43
|
61
|
57
|
82
|
47
|
14
|
16
|
23
|
24
|
40
|
56
|
83
|
83
|
247
|
77
|
47
|
107
|
47
|
40
|
|
2025/09
|
17
|
22
|
27
|
27
|
27
|
13
|
30
|
36
|
28
|
22
|
20
|
41
|
32
|
32
|
32
|
17
|
18
|
28
|
36
|
26
|
31
|
23
|
41
|
21
|
16
|
12
|
26
|
31
|
36
|
44
|
|
|
2025/08
|
18
|
21
|
13
|
14
|
19
|
14
|
13
|
16
|
22
|
24
|
13
|
16
|
23
|
24
|
26
|
11
|
15
|
21
|
14
|
12
|
17
|
12
|
14
|
16
|
12
|
11
|
16
|
22
|
13
|
18
|
24
|
|
2025/07
|
13
|
12
|
18
|
17
|
32
|
13
|
16
|
16
|
17
|
18
|
30
|
24
|
14
|
15
|
12
|
12
|
17
|
14
|
20
|
27
|
22
|
23
|
23
|
31
|
26
|
13
|
24
|
17
|
19
|
14
|
18
|
|
2025/06
|
34
|
24
|
10
|
11
|
13
|
16
|
13
|
20
|
16
|
14
|
13
|
20
|
13
|
15
|
16
|
13
|
13
|
14
|
19
|
12
|
12
|
12
|
22
|
28
|
28
|
32
|
30
|
40
|
18
|
14
|
|
|
2025/05
|
34
|
33
|
26
|
19
|
20
|
28
|
31
|
27
|
24
|
29
|
35
|
44
|
20
|
19
|
13
|
28
|
24
|
13
|
18
|
23
|
20
|
19
|
14
|
11
|
16
|
22
|
26
|
44
|
37
|
43
|
37
|
|
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