Air Quality
Excellent
No health implications.
6
PM2.5
9
PM10
14
O3
0.5
CO
5
SO2
22
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 Jul
91
Good
Wed
9 Jul
58
Good
Thu
10 Jul
87
Good
Fri
11 Jul
58
Good
Sat
12 Jul
80
Good
Sun
13 Jul
21
Excellent
Mon
14 Jul
15
Excellent
Air quality in the last 12 months (Huqiu)
|
2025/06
|
12
|
12
|
38
|
49
|
43
|
36
|
46
|
19
|
18
|
23
|
30
|
16
|
12
|
23
|
11
|
22
|
44
|
43
|
28
|
20
|
21
|
11
|
16
|
28
|
36
|
32
|
17
|
20
|
20
|
23
|
|
|
2025/05
|
49
|
55
|
49
|
26
|
37
|
69
|
71
|
42
|
16
|
39
|
31
|
39
|
45
|
44
|
70
|
38
|
30
|
72
|
48
|
35
|
13
|
43
|
21
|
44
|
49
|
37
|
26
|
35
|
38
|
43
|
49
|
|
2025/04
|
42
|
59
|
42
|
51
|
64
|
66
|
65
|
58
|
73
|
83
|
67
|
127
|
94
|
79
|
51
|
49
|
58
|
60
|
68
|
45
|
45
|
41
|
44
|
67
|
58
|
37
|
43
|
55
|
43
|
51
|
|
|
2025/03
|
44
|
51
|
21
|
18
|
34
|
44
|
57
|
89
|
51
|
59
|
73
|
32
|
33
|
41
|
27
|
42
|
33
|
41
|
53
|
53
|
40
|
43
|
55
|
57
|
77
|
87
|
71
|
62
|
65
|
45
|
34
|
|
2025/02
|
26
|
63
|
74
|
65
|
43
|
40
|
50
|
34
|
43
|
61
|
40
|
94
|
59
|
40
|
90
|
89
|
62
|
41
|
54
|
38
|
34
|
61
|
83
|
76
|
117
|
103
|
94
|
81
|
|||
|
2025/01
|
83
|
52
|
66
|
56
|
95
|
80
|
68
|
67
|
32
|
50
|
62
|
67
|
76
|
111
|
41
|
56
|
64
|
78
|
93
|
146
|
170
|
74
|
43
|
42
|
27
|
50
|
45
|
44
|
85
|
66
|
53
|
|
2024/12
|
60
|
68
|
72
|
38
|
57
|
116
|
158
|
31
|
53
|
46
|
59
|
55
|
75
|
71
|
59
|
57
|
75
|
76
|
31
|
52
|
79
|
47
|
43
|
60
|
88
|
135
|
55
|
60
|
64
|
79
|
81
|
|
2024/11
|
10
|
48
|
62
|
65
|
35
|
30
|
24
|
28
|
33
|
36
|
39
|
41
|
45
|
38
|
64
|
42
|
21
|
26
|
29
|
35
|
55
|
75
|
19
|
28
|
33
|
31
|
60
|
65
|
45
|
49
|
|
|
2024/10
|
20
|
27
|
22
|
28
|
22
|
14
|
18
|
34
|
42
|
50
|
60
|
54
|
20
|
36
|
56
|
36
|
26
|
33
|
28
|
44
|
26
|
33
|
44
|
25
|
30
|
20
|
19
|
52
|
27
|
30
|
23
|
|
2024/09
|
32
|
35
|
26
|
28
|
26
|
36
|
54
|
41
|
18
|
35
|
9
|
26
|
14
|
21
|
20
|
14
|
16
|
21
|
21
|
11
|
22
|
27
|
27
|
43
|
52
|
24
|
27
|
34
|
34
|
35
|
|
|
2024/08
|
22
|
18
|
39
|
34
|
37
|
36
|
43
|
38
|
40
|
41
|
41
|
29
|
35
|
25
|
22
|
35
|
26
|
20
|
17
|
19
|
23
|
30
|
39
|
26
|
34
|
28
|
27
|
28
|
18
|
28
|
32
|
|
2024/07
|
22
|
23
|
17
|
25
|
21
|
30
|
21
|
28
|
32
|
20
|
25
|
23
|
16
|
18
|
48
|
32
|
30
|
24
|
27
|
28
|
32
|
31
|
26
|
19
|
23
|
18
|
16
|
20
|
17
|
23
|
23
|
|
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