Air Quality
Excellent
No health implications.
3
PM2.5
10
PM10
65
O3
0.6
CO
7
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
9 Nov
45
Excellent
Tue
10 Nov
51
Good
Wed
11 Nov
51
Good
Thu
12 Nov
49
Excellent
Fri
13 Nov
51
Good
Sat
14 Nov
47
Excellent
Sun
15 Nov
27
Excellent
Air quality in the last 12 months (Hua'an)
|
2026/08
|
28
|
25
|
35
|
39
|
36
|
28
|
30
|
27
|
17
|
16
|
28
|
36
|
39
|
25
|
23
|
25
|
27
|
21
|
21
|
18
|
21
|
23
|
24
|
18
|
15
|
15
|
21
|
24
|
23
|
23
|
18
|
|
2026/07
|
19
|
20
|
21
|
16
|
19
|
18
|
14
|
21
|
25
|
34
|
34
|
29
|
21
|
15
|
17
|
18
|
18
|
20
|
22
|
23
|
33
|
40
|
39
|
47
|
28
|
12
|
13
|
13
|
24
|
30
|
34
|
|
2026/06
|
41
|
47
|
41
|
34
|
31
|
34
|
31
|
25
|
22
|
26
|
24
|
34
|
31
|
20
|
17
|
16
|
13
|
17
|
17
|
21
|
27
|
29
|
35
|
38
|
24
|
21
|
16
|
21
|
21
|
18
|
|
|
2026/05
|
29
|
35
|
32
|
22
|
27
|
32
|
37
|
36
|
24
|
30
|
33
|
47
|
37
|
18
|
16
|
20
|
26
|
29
|
31
|
29
|
23
|
24
|
28
|
31
|
28
|
29
|
33
|
35
|
38
|
35
|
41
|
|
2026/04
|
28
|
29
|
22
|
23
|
33
|
34
|
31
|
29
|
33
|
36
|
36
|
34
|
33
|
37
|
47
|
35
|
41
|
37
|
37
|
45
|
36
|
29
|
24
|
18
|
25
|
44
|
52
|
48
|
27
|
20
|
|
|
2026/03
|
15
|
27
|
21
|
22
|
23
|
25
|
35
|
40
|
39
|
29
|
43
|
45
|
40
|
43
|
42
|
37
|
38
|
37
|
38
|
41
|
41
|
42
|
46
|
44
|
43
|
40
|
45
|
30
|
36
|
48
|
30
|
|
2026/02
|
21
|
31
|
40
|
46
|
45
|
41
|
25
|
29
|
31
|
40
|
38
|
37
|
40
|
33
|
26
|
44
|
54
|
29
|
32
|
33
|
41
|
47
|
37
|
49
|
35
|
25
|
24
|
11
|
|||
|
2026/01
|
26
|
15
|
30
|
39
|
37
|
28
|
38
|
43
|
44
|
45
|
47
|
54
|
51
|
51
|
54
|
58
|
56
|
61
|
54
|
40
|
25
|
30
|
28
|
33
|
37
|
40
|
44
|
32
|
39
|
32
|
29
|
|
2025/12
|
42
|
38
|
41
|
48
|
46
|
41
|
46
|
41
|
44
|
40
|
42
|
48
|
37
|
25
|
37
|
44
|
49
|
49
|
55
|
50
|
47
|
29
|
34
|
43
|
17
|
23
|
30
|
38
|
40
|
40
|
42
|
|
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
|
|
|
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