Air Quality
Excellent
No health implications.
9
PM2.5
13
PM10
51
O3
0.5
CO
4
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 Feb
58
Good
Sun
9 Feb
60
Good
Mon
10 Feb
65
Good
Tue
11 Feb
72
Good
Wed
12 Feb
74
Good
Thu
13 Feb
53
Good
Fri
14 Feb
68
Good
Air quality in the last 12 months (Tianquan)
|
2025/01
|
69
|
66
|
62
|
113
|
68
|
87
|
61
|
35
|
33
|
54
|
26
|
58
|
59
|
54
|
60
|
54
|
69
|
35
|
52
|
67
|
96
|
115
|
139
|
63
|
26
|
32
|
61
|
36
|
95
|
81
|
47
|
|
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
|
||
|
1
|
2
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3
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4
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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