Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
30
PM2.5
57
*
PM10
25
O3
0.6
CO
8
SO2
27
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
8 Jan
37
Excellent
Fri
9 Jan
45
Excellent
Sat
10 Jan
47
Excellent
Sun
11 Jan
42
Excellent
Mon
12 Jan
42
Excellent
Tue
13 Jan
37
Excellent
Wed
14 Jan
50
Excellent
Air quality in the last 12 months (Hua'an)
|
2025/11
|
23
|
33
|
35
|
11
|
16
|
19
|
29
|
35
|
34
|
14
|
20
|
7
|
8
|
22
|
35
|
40
|
35
|
31
|
19
|
29
|
31
|
40
|
43
|
44
|
35
|
56
|
49
|
54
|
57
|
51
|
|
|
2025/10
|
37
|
27
|
29
|
33
|
28
|
23
|
28
|
28
|
30
|
29
|
29
|
32
|
30
|
24
|
24
|
27
|
31
|
24
|
20
|
12
|
8
|
10
|
17
|
21
|
22
|
28
|
37
|
30
|
16
|
24
|
24
|
|
2025/09
|
26
|
23
|
28
|
29
|
32
|
25
|
17
|
12
|
15
|
16
|
15
|
25
|
26
|
29
|
27
|
27
|
22
|
15
|
15
|
9
|
14
|
13
|
11
|
9
|
16
|
18
|
21
|
24
|
30
|
32
|
|
|
2025/08
|
21
|
22
|
15
|
14
|
13
|
21
|
24
|
28
|
24
|
17
|
17
|
21
|
20
|
8
|
16
|
15
|
20
|
19
|
15
|
15
|
18
|
23
|
27
|
24
|
20
|
16
|
14
|
19
|
20
|
23
|
26
|
|
2025/07
|
29
|
20
|
23
|
24
|
16
|
18
|
21
|
30
|
30
|
12
|
11
|
21
|
26
|
18
|
28
|
31
|
31
|
20
|
11
|
12
|
9
|
10
|
15
|
18
|
15
|
17
|
17
|
15
|
19
|
18
|
19
|
|
2025/06
|
27
|
25
|
11
|
16
|
25
|
32
|
36
|
38
|
23
|
24
|
25
|
17
|
16
|
16
|
13
|
16
|
17
|
22
|
17
|
15
|
14
|
17
|
19
|
23
|
21
|
17
|
17
|
17
|
20
|
23
|
|
|
2025/05
|
52
|
44
|
43
|
46
|
27
|
29
|
29
|
44
|
25
|
28
|
22
|
29
|
39
|
36
|
31
|
23
|
21
|
23
|
21
|
25
|
25
|
32
|
26
|
14
|
29
|
37
|
35
|
25
|
8
|
16
|
35
|
|
2025/04
|
15
|
33
|
40
|
49
|
46
|
46
|
50
|
55
|
64
|
34
|
41
|
48
|
98
|
74
|
72
|
63
|
56
|
53
|
41
|
28
|
36
|
35
|
27
|
26
|
16
|
12
|
28
|
27
|
34
|
45
|
|
|
2025/03
|
42
|
29
|
25
|
23
|
12
|
10
|
18
|
30
|
39
|
41
|
44
|
43
|
25
|
28
|
25
|
9
|
42
|
36
|
38
|
43
|
45
|
47
|
53
|
63
|
71
|
66
|
47
|
43
|
10
|
7
|
8
|
|
2025/02
|
36
|
24
|
10
|
27
|
39
|
47
|
14
|
40
|
34
|
33
|
33
|
78
|
39
|
32
|
37
|
49
|
41
|
61
|
34
|
34
|
20
|
20
|
13
|
22
|
41
|
57
|
57
|
46
|
|||
|
2025/01
|
60
|
59
|
52
|
40
|
44
|
51
|
53
|
55
|
56
|
46
|
39
|
38
|
47
|
46
|
55
|
71
|
50
|
46
|
45
|
42
|
48
|
53
|
48
|
40
|
28
|
19
|
18
|
34
|
98
|
35
|
29
|
|
2024/12
|
48
|
49
|
35
|
34
|
39
|
42
|
39
|
20
|
32
|
33
|
35
|
21
|
18
|
39
|
47
|
48
|
48
|
44
|
42
|
37
|
37
|
50
|
51
|
34
|
37
|
46
|
60
|
64
|
61
|
53
|
57
|
|
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