Air Quality
Excellent
No health implications.
17
PM2.5
46
PM10
47
O3
0.5
CO
4
SO2
23
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 Jan
58
Good
Thu
9 Jan
56
Good
Fri
10 Jan
79
Good
Sat
11 Jan
84
Good
Sun
12 Jan
99
Good
Mon
13 Jan
96
Good
Tue
14 Jan
71
Good
Air quality in the last 12 months (Qian'an)
|
2024/12
|
94
|
34
|
56
|
39
|
52
|
36
|
32
|
42
|
66
|
63
|
46
|
90
|
55
|
37
|
56
|
62
|
40
|
48
|
68
|
64
|
37
|
46
|
52
|
79
|
105
|
33
|
34
|
48
|
84
|
97
|
58
|
|
2024/11
|
100
|
58
|
76
|
36
|
55
|
54
|
81
|
94
|
99
|
103
|
59
|
62
|
53
|
43
|
52
|
47
|
36
|
41
|
58
|
78
|
52
|
48
|
52
|
86
|
61
|
21
|
29
|
37
|
50
|
60
|
|
|
2024/10
|
21
|
24
|
44
|
62
|
76
|
60
|
27
|
44
|
67
|
40
|
65
|
75
|
78
|
92
|
70
|
41
|
64
|
45
|
25
|
30
|
46
|
41
|
55
|
99
|
117
|
119
|
72
|
70
|
89
|
66
|
99
|
|
2024/09
|
25
|
24
|
36
|
49
|
28
|
33
|
37
|
49
|
60
|
22
|
28
|
36
|
40
|
29
|
31
|
55
|
51
|
44
|
49
|
24
|
17
|
23
|
42
|
59
|
64
|
41
|
53
|
56
|
52
|
20
|
|
|
2024/08
|
37
|
44
|
50
|
31
|
33
|
51
|
44
|
41
|
44
|
36
|
54
|
41
|
23
|
29
|
37
|
52
|
60
|
41
|
23
|
13
|
26
|
33
|
26
|
26
|
42
|
24
|
30
|
43
|
49
|
56
|
44
|
|
2024/07
|
42
|
51
|
36
|
55
|
64
|
47
|
42
|
41
|
58
|
62
|
74
|
62
|
54
|
55
|
45
|
40
|
33
|
44
|
49
|
44
|
46
|
33
|
54
|
53
|
23
|
23
|
27
|
30
|
47
|
31
|
35
|
|
2024/06
|
48
|
50
|
49
|
54
|
55
|
60
|
54
|
48
|
73
|
69
|
71
|
58
|
56
|
38
|
32
|
49
|
63
|
61
|
57
|
46
|
45
|
85
|
128
|
31
|
52
|
62
|
63
|
53
|
44
|
43
|
|
|
2024/05
|
57
|
67
|
68
|
63
|
77
|
71
|
67
|
75
|
85
|
97
|
215
|
37
|
62
|
68
|
35
|
52
|
68
|
67
|
43
|
37
|
55
|
79
|
61
|
27
|
30
|
32
|
40
|
53
|
61
|
58
|
32
|
|
2024/04
|
74
|
59
|
52
|
58
|
72
|
94
|
81
|
112
|
64
|
67
|
108
|
119
|
61
|
45
|
113
|
55
|
74
|
86
|
59
|
64
|
72
|
68
|
24
|
42
|
93
|
90
|
66
|
41
|
32
|
50
|
|
|
2024/03
|
38
|
60
|
52
|
61
|
68
|
63
|
75
|
29
|
64
|
93
|
128
|
82
|
91
|
123
|
93
|
123
|
50
|
74
|
69
|
39
|
77
|
59
|
74
|
61
|
67
|
78
|
92
|
216
|
92
|
76
|
64
|
|
2024/02
|
45
|
67
|
66
|
83
|
71
|
59
|
83
|
109
|
183
|
142
|
96
|
145
|
169
|
114
|
35
|
65
|
69
|
82
|
43
|
41
|
41
|
33
|
40
|
64
|
85
|
69
|
67
|
84
|
52
|
||
|
2024/01
|
115
|
160
|
55
|
123
|
49
|
45
|
37
|
74
|
68
|
74
|
107
|
74
|
63
|
44
|
58
|
82
|
87
|
51
|
44
|
37
|
35
|
31
|
39
|
44
|
57
|
59
|
70
|
87
|
83
|
116
|
98
|
|
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