Air Quality
Excellent
No health implications.
4
PM2.5
13
PM10
22
O3
0.4
CO
3
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
7 Jul
41
Excellent
Wed
8 Jul
43
Excellent
Thu
9 Jul
48
Excellent
Fri
10 Jul
45
Excellent
Sat
11 Jul
45
Excellent
Sun
12 Jul
20
Excellent
Mon
13 Jul
42
Excellent
Air quality in the last 12 months (Dehua)
|
2026/05
|
27
|
33
|
29
|
22
|
23
|
27
|
36
|
34
|
25
|
25
|
35
|
41
|
27
|
18
|
20
|
24
|
26
|
27
|
33
|
32
|
23
|
24
|
34
|
35
|
31
|
32
|
37
|
29
|
33
|
38
|
37
|
|
2026/04
|
26
|
25
|
23
|
22
|
32
|
36
|
22
|
26
|
33
|
41
|
35
|
34
|
32
|
41
|
44
|
27
|
40
|
34
|
35
|
43
|
32
|
32
|
25
|
19
|
26
|
38
|
52
|
52
|
31
|
20
|
|
|
2026/03
|
16
|
37
|
19
|
21
|
19
|
26
|
36
|
37
|
37
|
32
|
40
|
39
|
36
|
35
|
36
|
32
|
36
|
42
|
31
|
39
|
32
|
38
|
46
|
35
|
38
|
33
|
35
|
26
|
36
|
48
|
37
|
|
2026/02
|
16
|
31
|
38
|
41
|
46
|
47
|
16
|
26
|
26
|
33
|
35
|
39
|
38
|
37
|
36
|
52
|
36
|
26
|
33
|
36
|
50
|
49
|
41
|
58
|
31
|
25
|
23
|
10
|
|||
|
2026/01
|
23
|
18
|
25
|
33
|
34
|
24
|
39
|
38
|
42
|
42
|
46
|
52
|
46
|
44
|
48
|
51
|
51
|
51
|
44
|
26
|
18
|
35
|
29
|
32
|
25
|
38
|
41
|
26
|
32
|
24
|
26
|
|
2025/12
|
40
|
32
|
44
|
38
|
31
|
31
|
34
|
35
|
40
|
33
|
40
|
45
|
33
|
24
|
31
|
38
|
38
|
51
|
48
|
44
|
52
|
24
|
29
|
39
|
18
|
25
|
22
|
26
|
32
|
33
|
36
|
|
2025/11
|
18
|
28
|
37
|
9
|
10
|
16
|
24
|
26
|
24
|
17
|
17
|
6
|
8
|
21
|
34
|
31
|
28
|
24
|
20
|
26
|
28
|
32
|
36
|
38
|
35
|
63
|
48
|
63
|
57
|
50
|
|
|
2025/10
|
35
|
21
|
27
|
28
|
33
|
31
|
27
|
25
|
27
|
24
|
24
|
30
|
35
|
26
|
20
|
22
|
29
|
22
|
15
|
10
|
8
|
8
|
17
|
17
|
20
|
26
|
37
|
22
|
16
|
23
|
22
|
|
2025/09
|
26
|
27
|
37
|
35
|
29
|
18
|
17
|
15
|
17
|
21
|
19
|
29
|
31
|
28
|
30
|
24
|
16
|
14
|
15
|
10
|
13
|
12
|
12
|
11
|
17
|
13
|
16
|
18
|
29
|
30
|
|
|
2025/08
|
28
|
24
|
19
|
17
|
16
|
22
|
30
|
37
|
28
|
24
|
20
|
25
|
20
|
15
|
13
|
13
|
17
|
19
|
20
|
17
|
19
|
29
|
35
|
30
|
19
|
15
|
14
|
16
|
15
|
15
|
22
|
|
2025/07
|
25
|
18
|
21
|
20
|
14
|
17
|
19
|
36
|
35
|
14
|
11
|
17
|
29
|
18
|
32
|
37
|
37
|
20
|
13
|
12
|
10
|
9
|
12
|
14
|
17
|
19
|
22
|
17
|
18
|
28
|
30
|
|
2025/06
|
35
|
35
|
12
|
16
|
28
|
33
|
39
|
38
|
23
|
26
|
24
|
13
|
16
|
17
|
19
|
21
|
24
|
26
|
19
|
19
|
19
|
22
|
29
|
27
|
25
|
21
|
21
|
19
|
26
|
22
|
|
|
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