Air Quality
Excellent
No health implications.
4
PM2.5
10
PM10
31
O3
0.6
CO
2
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 Apr
41
Excellent
Fri
24 Apr
41
Excellent
Sat
25 Apr
50
Excellent
Sun
26 Apr
64
Good
Mon
27 Apr
55
Good
Tue
28 Apr
50
Excellent
Wed
29 Apr
24
Excellent
Air quality in the last 12 months (Datian)
|
2026/03
|
15
|
25
|
19
|
20
|
18
|
22
|
32
|
37
|
36
|
33
|
40
|
42
|
36
|
37
|
40
|
37
|
37
|
37
|
29
|
42
|
31
|
39
|
48
|
40
|
31
|
31
|
34
|
26
|
31
|
42
|
33
|
|
2026/02
|
16
|
27
|
37
|
43
|
41
|
40
|
15
|
23
|
26
|
36
|
35
|
33
|
37
|
34
|
31
|
43
|
36
|
22
|
29
|
29
|
42
|
44
|
35
|
49
|
31
|
19
|
17
|
10
|
|||
|
2026/01
|
25
|
16
|
24
|
34
|
32
|
27
|
40
|
39
|
41
|
40
|
42
|
50
|
46
|
45
|
48
|
54
|
54
|
56
|
50
|
32
|
15
|
30
|
37
|
41
|
31
|
38
|
45
|
29
|
34
|
27
|
27
|
|
2025/12
|
43
|
34
|
46
|
43
|
38
|
37
|
42
|
39
|
43
|
35
|
42
|
47
|
35
|
22
|
31
|
43
|
41
|
49
|
52
|
49
|
49
|
25
|
31
|
41
|
15
|
24
|
27
|
34
|
37
|
37
|
39
|
|
2025/11
|
21
|
28
|
37
|
11
|
13
|
19
|
27
|
31
|
23
|
13
|
21
|
7
|
9
|
21
|
31
|
35
|
30
|
26
|
19
|
26
|
28
|
32
|
38
|
38
|
34
|
56
|
49
|
54
|
54
|
50
|
|
|
2025/10
|
33
|
25
|
28
|
30
|
29
|
25
|
26
|
26
|
29
|
24
|
25
|
31
|
32
|
20
|
21
|
24
|
28
|
24
|
17
|
10
|
8
|
10
|
18
|
20
|
23
|
26
|
39
|
28
|
18
|
21
|
24
|
|
2025/09
|
24
|
23
|
30
|
31
|
29
|
22
|
18
|
14
|
17
|
19
|
15
|
26
|
25
|
25
|
31
|
27
|
17
|
15
|
14
|
10
|
12
|
12
|
11
|
10
|
16
|
15
|
16
|
20
|
27
|
29
|
|
|
2025/08
|
27
|
22
|
19
|
18
|
17
|
20
|
26
|
30
|
26
|
24
|
22
|
26
|
20
|
13
|
15
|
14
|
18
|
19
|
20
|
15
|
18
|
27
|
30
|
27
|
21
|
18
|
15
|
18
|
17
|
18
|
25
|
|
2025/07
|
27
|
17
|
21
|
19
|
17
|
18
|
17
|
33
|
32
|
14
|
10
|
19
|
26
|
19
|
31
|
34
|
33
|
22
|
12
|
10
|
9
|
9
|
13
|
15
|
16
|
19
|
18
|
15
|
19
|
23
|
27
|
|
2025/06
|
29
|
28
|
13
|
15
|
28
|
33
|
37
|
37
|
21
|
23
|
23
|
13
|
18
|
19
|
17
|
17
|
24
|
23
|
20
|
20
|
18
|
18
|
22
|
24
|
24
|
21
|
20
|
18
|
25
|
25
|
|
|
2025/05
|
47
|
45
|
51
|
50
|
30
|
35
|
49
|
39
|
23
|
33
|
22
|
30
|
42
|
39
|
35
|
35
|
30
|
25
|
25
|
27
|
29
|
37
|
32
|
17
|
34
|
36
|
34
|
19
|
10
|
17
|
33
|
|
2025/04
|
15
|
28
|
36
|
46
|
50
|
45
|
50
|
55
|
65
|
35
|
43
|
55
|
102
|
79
|
74
|
61
|
60
|
59
|
44
|
25
|
38
|
38
|
25
|
22
|
10
|
8
|
26
|
32
|
38
|
43
|
|
|
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