Air Quality
Excellent
No health implications.
3
PM2.5
7
PM10
31
O3
0.3
CO
5
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
5 Jun
60
Good
Fri
6 Jun
50
Excellent
Sat
7 Jun
57
Good
Sun
8 Jun
58
Good
Mon
9 Jun
73
Good
Tue
10 Jun
41
Excellent
Wed
11 Jun
35
Excellent
Air quality in the last 12 months (Qiezihe)
|
2025/04
|
49
|
41
|
62
|
56
|
45
|
17
|
31
|
53
|
60
|
111
|
138
|
96
|
32
|
26
|
26
|
29
|
52
|
45
|
24
|
54
|
80
|
34
|
27
|
26
|
36
|
15
|
31
|
40
|
32
|
36
|
|
|
2025/03
|
15
|
15
|
27
|
37
|
28
|
37
|
34
|
40
|
55
|
60
|
71
|
55
|
21
|
20
|
24
|
24
|
33
|
35
|
39
|
74
|
65
|
14
|
22
|
45
|
34
|
65
|
20
|
21
|
27
|
20
|
40
|
|
2025/02
|
70
|
90
|
87
|
59
|
32
|
34
|
56
|
50
|
43
|
57
|
66
|
71
|
33
|
38
|
48
|
37
|
20
|
26
|
24
|
47
|
41
|
34
|
31
|
35
|
50
|
27
|
46
|
60
|
|||
|
2025/01
|
91
|
105
|
83
|
79
|
102
|
107
|
83
|
61
|
45
|
54
|
86
|
111
|
94
|
76
|
62
|
47
|
74
|
55
|
108
|
175
|
112
|
184
|
145
|
131
|
129
|
119
|
57
|
91
|
70
|
45
|
53
|
|
2024/12
|
36
|
22
|
24
|
20
|
20
|
30
|
29
|
34
|
45
|
54
|
38
|
39
|
43
|
42
|
29
|
38
|
37
|
41
|
39
|
75
|
88
|
78
|
61
|
45
|
61
|
45
|
30
|
49
|
41
|
37
|
73
|
|
2024/11
|
58
|
54
|
61
|
49
|
49
|
16
|
38
|
55
|
67
|
50
|
59
|
133
|
134
|
69
|
101
|
42
|
26
|
31
|
35
|
62
|
77
|
35
|
38
|
59
|
32
|
20
|
24
|
44
|
33
|
26
|
|
|
2024/10
|
11
|
21
|
22
|
28
|
34
|
34
|
34
|
47
|
44
|
26
|
15
|
36
|
28
|
31
|
18
|
21
|
32
|
36
|
38
|
30
|
41
|
29
|
32
|
42
|
64
|
46
|
27
|
38
|
38
|
45
|
52
|
|
2024/09
|
13
|
15
|
14
|
18
|
15
|
16
|
19
|
21
|
18
|
13
|
19
|
22
|
15
|
18
|
26
|
22
|
27
|
26
|
16
|
17
|
20
|
30
|
28
|
28
|
24
|
14
|
23
|
17
|
20
|
27
|
|
|
2024/08
|
11
|
12
|
10
|
10
|
11
|
12
|
15
|
16
|
17
|
14
|
10
|
13
|
12
|
16
|
17
|
15
|
23
|
12
|
12
|
11
|
11
|
11
|
17
|
18
|
16
|
19
|
14
|
22
|
24
|
18
|
15
|
|
2024/07
|
77
|
59
|
40
|
27
|
33
|
50
|
46
|
67
|
50
|
35
|
48
|
9
|
17
|
21
|
30
|
32
|
15
|
11
|
12
|
14
|
17
|
19
|
17
|
11
|
13
|
11
|
11
|
12
|
13
|
12
|
11
|
|
2024/06
|
11
|
22
|
13
|
14
|
13
|
13
|
19
|
18
|
11
|
13
|
13
|
10
|
10
|
11
|
11
|
11
|
15
|
15
|
20
|
17
|
9
|
10
|
12
|
11
|
11
|
17
|
27
|
35
|
38
|
35
|
|
|
2024/05
|
49
|
87
|
46
|
48
|
66
|
52
|
27
|
38
|
27
|
22
|
16
|
14
|
29
|
13
|
14
|
22
|
32
|
45
|
20
|
27
|
35
|
44
|
26
|
13
|
25
|
17
|
9
|
14
|
10
|
14
|
10
|
|
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