Air Quality
Excellent
No health implications.
11
PM2.5
26
PM10
54
O3
0.2
CO
2
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
16 Jul
23
Excellent
Thu
17 Jul
21
Excellent
Fri
18 Jul
18
Excellent
Sat
19 Jul
21
Excellent
Sun
20 Jul
28
Excellent
Mon
21 Jul
19
Excellent
Tue
22 Jul
29
Excellent
Air quality in the last 12 months (Tianya)
|
2025/06
|
19
|
20
|
19
|
21
|
17
|
15
|
18
|
22
|
21
|
25
|
19
|
8
|
20
|
19
|
18
|
25
|
23
|
17
|
16
|
17
|
16
|
13
|
13
|
14
|
10
|
9
|
13
|
13
|
16
|
19
|
|
|
2025/05
|
24
|
19
|
23
|
20
|
17
|
18
|
21
|
16
|
23
|
17
|
15
|
24
|
17
|
11
|
12
|
11
|
17
|
18
|
16
|
17
|
17
|
11
|
12
|
14
|
15
|
17
|
10
|
16
|
14
|
16
|
13
|
|
2025/04
|
12
|
17
|
26
|
29
|
34
|
22
|
23
|
25
|
27
|
26
|
26
|
25
|
34
|
99
|
98
|
96
|
81
|
40
|
24
|
20
|
21
|
21
|
20
|
21
|
22
|
19
|
11
|
18
|
18
|
22
|
|
|
2025/03
|
23
|
18
|
19
|
17
|
18
|
15
|
10
|
11
|
24
|
25
|
25
|
23
|
18
|
16
|
18
|
16
|
12
|
12
|
25
|
39
|
37
|
35
|
30
|
32
|
34
|
26
|
27
|
19
|
23
|
14
|
11
|
|
2025/02
|
20
|
16
|
18
|
12
|
18
|
28
|
27
|
12
|
28
|
33
|
18
|
17
|
25
|
9
|
9
|
12
|
19
|
32
|
43
|
32
|
32
|
18
|
12
|
10
|
11
|
22
|
29
|
26
|
|||
|
2025/01
|
47
|
42
|
42
|
41
|
46
|
55
|
42
|
37
|
40
|
56
|
42
|
44
|
34
|
16
|
17
|
49
|
53
|
44
|
39
|
41
|
33
|
33
|
31
|
28
|
23
|
21
|
17
|
34
|
37
|
31
|
25
|
|
2024/12
|
32
|
28
|
24
|
23
|
27
|
30
|
36
|
40
|
23
|
24
|
16
|
19
|
11
|
24
|
46
|
37
|
33
|
35
|
40
|
39
|
39
|
39
|
24
|
35
|
30
|
13
|
16
|
37
|
49
|
35
|
33
|
|
2024/11
|
30
|
38
|
20
|
13
|
29
|
32
|
27
|
37
|
42
|
34
|
19
|
19
|
25
|
25
|
23
|
24
|
22
|
18
|
19
|
9
|
9
|
12
|
13
|
9
|
17
|
18
|
18
|
29
|
32
|
31
|
|
|
2024/10
|
18
|
29
|
29
|
34
|
34
|
29
|
14
|
36
|
49
|
44
|
27
|
26
|
23
|
14
|
11
|
9
|
11
|
12
|
15
|
17
|
16
|
23
|
33
|
27
|
30
|
23
|
17
|
11
|
7
|
7
|
26
|
|
2024/09
|
12
|
12
|
14
|
18
|
24
|
17
|
30
|
23
|
21
|
14
|
13
|
14
|
12
|
11
|
15
|
18
|
17
|
15
|
8
|
9
|
14
|
11
|
9
|
8
|
15
|
14
|
15
|
13
|
13
|
13
|
|
|
2024/08
|
17
|
16
|
17
|
18
|
18
|
17
|
16
|
15
|
17
|
18
|
21
|
20
|
16
|
13
|
16
|
16
|
16
|
21
|
21
|
16
|
23
|
19
|
16
|
15
|
15
|
15
|
16
|
19
|
19
|
16
|
15
|
|
2024/07
|
19
|
18
|
16
|
10
|
9
|
10
|
11
|
13
|
16
|
18
|
15
|
11
|
13
|
11
|
13
|
12
|
9
|
12
|
11
|
12
|
14
|
11
|
19
|
21
|
19
|
22
|
19
|
19
|
13
|
17
|
19
|
|
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