Air Quality
Excellent
No health implications.
22
PM2.5
29
PM10
27
O3
0.5
CO
4
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 Mar
65
Good
Wed
18 Mar
51
Good
Thu
19 Mar
63
Good
Fri
20 Mar
71
Good
Sat
21 Mar
70
Good
Sun
22 Mar
41
Excellent
Mon
23 Mar
15
Excellent
Tianquan Air quality rank
Air quality in the last 12 months (Tianquan)
|
2026/02
|
56
|
69
|
80
|
88
|
56
|
66
|
51
|
22
|
35
|
21
|
34
|
49
|
44
|
49
|
52
|
41
|
127
|
59
|
43
|
41
|
45
|
50
|
60
|
23
|
38
|
39
|
35
|
21
|
|||
|
2026/01
|
33
|
44
|
30
|
22
|
47
|
39
|
37
|
37
|
54
|
79
|
95
|
119
|
102
|
82
|
47
|
67
|
74
|
95
|
62
|
36
|
42
|
60
|
76
|
78
|
68
|
76
|
88
|
90
|
88
|
41
|
59
|
|
2025/12
|
70
|
74
|
39
|
54
|
54
|
67
|
38
|
73
|
91
|
56
|
72
|
47
|
36
|
57
|
65
|
65
|
46
|
80
|
82
|
47
|
51
|
60
|
41
|
46
|
50
|
60
|
72
|
66
|
111
|
96
|
56
|
|
2025/11
|
10
|
19
|
25
|
20
|
21
|
20
|
16
|
17
|
29
|
31
|
16
|
13
|
22
|
22
|
21
|
41
|
18
|
24
|
21
|
27
|
38
|
54
|
38
|
57
|
65
|
71
|
46
|
52
|
67
|
49
|
|
|
2025/10
|
26
|
17
|
28
|
26
|
19
|
17
|
16
|
20
|
24
|
33
|
21
|
15
|
15
|
27
|
34
|
41
|
23
|
15
|
17
|
8
|
12
|
17
|
10
|
8
|
12
|
11
|
13
|
28
|
19
|
25
|
15
|
|
2025/09
|
29
|
30
|
21
|
39
|
32
|
28
|
52
|
31
|
30
|
33
|
21
|
12
|
24
|
38
|
44
|
19
|
16
|
16
|
11
|
21
|
24
|
11
|
13
|
18
|
27
|
39
|
41
|
17
|
8
|
16
|
|
|
2025/08
|
29
|
30
|
32
|
36
|
35
|
24
|
19
|
29
|
17
|
12
|
14
|
24
|
25
|
22
|
25
|
29
|
19
|
15
|
17
|
22
|
14
|
15
|
22
|
17
|
23
|
26
|
24
|
13
|
9
|
9
|
22
|
|
2025/07
|
22
|
25
|
22
|
19
|
9
|
16
|
15
|
30
|
22
|
27
|
14
|
19
|
24
|
33
|
36
|
39
|
40
|
39
|
22
|
18
|
15
|
20
|
23
|
19
|
19
|
10
|
18
|
21
|
24
|
19
|
29
|
|
2025/06
|
13
|
15
|
28
|
34
|
37
|
32
|
38
|
17
|
22
|
24
|
26
|
28
|
38
|
39
|
24
|
29
|
32
|
34
|
9
|
20
|
21
|
23
|
23
|
11
|
13
|
20
|
25
|
31
|
22
|
13
|
|
|
2025/05
|
30
|
35
|
20
|
35
|
16
|
15
|
26
|
20
|
54
|
68
|
52
|
43
|
37
|
27
|
24
|
25
|
20
|
30
|
27
|
37
|
43
|
39
|
31
|
31
|
40
|
50
|
24
|
16
|
27
|
23
|
11
|
|
2025/04
|
34
|
39
|
55
|
52
|
16
|
29
|
43
|
44
|
42
|
51
|
45
|
73
|
63
|
51
|
51
|
62
|
53
|
49
|
42
|
51
|
48
|
45
|
53
|
22
|
32
|
26
|
18
|
19
|
16
|
22
|
|
|
2025/03
|
62
|
55
|
32
|
34
|
23
|
14
|
22
|
19
|
37
|
50
|
51
|
59
|
72
|
48
|
17
|
19
|
19
|
11
|
24
|
31
|
26
|
26
|
30
|
40
|
42
|
47
|
77
|
96
|
58
|
53
|
48
|
|
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