Air Quality
Excellent
No health implications.
6
PM2.5
14
PM10
76
O3
0.5
CO
4
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Jan
51
Good
Sun
19 Jan
53
Good
Mon
20 Jan
57
Good
Tue
21 Jan
65
Good
Wed
22 Jan
83
Good
Thu
23 Jan
85
Good
Fri
24 Jan
52
Good
Tianquan Air quality rank
Air quality in the last 12 months (Tianquan)
|
2024/12
|
62
|
61
|
77
|
67
|
33
|
60
|
44
|
23
|
19
|
26
|
33
|
46
|
34
|
29
|
35
|
49
|
81
|
71
|
129
|
109
|
72
|
33
|
34
|
30
|
41
|
36
|
66
|
51
|
67
|
28
|
37
|
|
2024/11
|
13
|
26
|
30
|
13
|
20
|
47
|
47
|
59
|
54
|
12
|
22
|
22
|
26
|
30
|
41
|
19
|
15
|
17
|
16
|
21
|
30
|
51
|
44
|
27
|
12
|
31
|
28
|
27
|
35
|
54
|
|
|
2024/10
|
14
|
25
|
21
|
21
|
21
|
26
|
31
|
40
|
42
|
14
|
21
|
21
|
39
|
43
|
42
|
37
|
20
|
34
|
15
|
19
|
22
|
17
|
27
|
51
|
38
|
16
|
17
|
25
|
44
|
34
|
30
|
|
2024/09
|
19
|
16
|
18
|
20
|
13
|
19
|
17
|
30
|
18
|
12
|
26
|
30
|
27
|
27
|
25
|
12
|
25
|
30
|
35
|
35
|
20
|
23
|
26
|
31
|
28
|
33
|
47
|
56
|
44
|
8
|
|
|
2024/08
|
32
|
37
|
24
|
14
|
23
|
24
|
34
|
29
|
21
|
18
|
48
|
31
|
32
|
41
|
37
|
19
|
28
|
27
|
30
|
41
|
42
|
47
|
52
|
40
|
40
|
34
|
36
|
40
|
45
|
39
|
36
|
|
2024/07
|
14
|
20
|
21
|
29
|
19
|
22
|
31
|
13
|
8
|
10
|
18
|
24
|
25
|
12
|
22
|
14
|
17
|
14
|
33
|
13
|
15
|
19
|
20
|
11
|
15
|
31
|
34
|
20
|
12
|
16
|
24
|
|
2024/06
|
44
|
17
|
26
|
21
|
29
|
34
|
16
|
22
|
14
|
23
|
21
|
35
|
25
|
30
|
32
|
37
|
11
|
20
|
18
|
32
|
20
|
12
|
25
|
19
|
29
|
28
|
17
|
22
|
25
|
31
|
|
|
2024/05
|
22
|
18
|
17
|
15
|
28
|
31
|
32
|
24
|
25
|
46
|
19
|
28
|
33
|
41
|
43
|
46
|
31
|
34
|
27
|
29
|
27
|
35
|
45
|
44
|
48
|
32
|
30
|
26
|
11
|
14
|
37
|
|
2024/04
|
46
|
43
|
37
|
29
|
28
|
14
|
16
|
16
|
25
|
25
|
20
|
37
|
45
|
46
|
53
|
44
|
24
|
16
|
24
|
32
|
44
|
50
|
18
|
21
|
33
|
40
|
53
|
60
|
36
|
10
|
|
|
2024/03
|
27
|
21
|
48
|
86
|
39
|
38
|
45
|
55
|
86
|
87
|
27
|
45
|
36
|
17
|
42
|
43
|
69
|
47
|
53
|
58
|
56
|
60
|
58
|
48
|
16
|
24
|
29
|
15
|
28
|
35
|
40
|
|
2024/02
|
54
|
48
|
24
|
30
|
39
|
36
|
42
|
44
|
36
|
81
|
74
|
72
|
65
|
80
|
29
|
29
|
40
|
56
|
72
|
150
|
55
|
45
|
32
|
41
|
65
|
83
|
86
|
61
|
33
|
||
|
2024/01
|
158
|
57
|
48
|
88
|
58
|
60
|
96
|
74
|
78
|
87
|
106
|
127
|
164
|
115
|
69
|
66
|
79
|
85
|
82
|
37
|
29
|
26
|
38
|
36
|
50
|
49
|
64
|
81
|
88
|
105
|
78
|
|
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