Air Quality
Excellent
No health implications.
3
PM2.5
12
PM10
36
O3
0.3
CO
4
SO2
3
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
2 Oct
31
Excellent
Fri
3 Oct
31
Excellent
Sat
4 Oct
33
Excellent
Sun
5 Oct
33
Excellent
Mon
6 Oct
34
Excellent
Tue
7 Oct
31
Excellent
Wed
8 Oct
32
Excellent
Air quality in the last 12 months (Huaning)
|
2025/08
|
27
|
27
|
22
|
18
|
29
|
26
|
16
|
11
|
13
|
19
|
18
|
24
|
17
|
27
|
30
|
14
|
15
|
23
|
26
|
20
|
14
|
10
|
13
|
17
|
17
|
12
|
11
|
14
|
17
|
15
|
18
|
|
2025/07
|
18
|
14
|
14
|
18
|
20
|
18
|
21
|
14
|
18
|
19
|
23
|
24
|
28
|
29
|
25
|
29
|
23
|
24
|
21
|
24
|
23
|
14
|
12
|
12
|
13
|
22
|
31
|
27
|
33
|
32
|
16
|
|
2025/06
|
13
|
16
|
16
|
16
|
22
|
33
|
33
|
30
|
22
|
32
|
40
|
34
|
34
|
33
|
22
|
25
|
16
|
13
|
15
|
16
|
16
|
10
|
15
|
12
|
13
|
14
|
16
|
14
|
14
|
16
|
|
|
2025/05
|
34
|
30
|
24
|
18
|
24
|
27
|
30
|
35
|
42
|
37
|
20
|
26
|
29
|
29
|
21
|
20
|
25
|
20
|
27
|
24
|
34
|
30
|
50
|
33
|
20
|
13
|
16
|
14
|
10
|
16
|
13
|
|
2025/04
|
34
|
62
|
79
|
88
|
87
|
65
|
62
|
58
|
58
|
66
|
56
|
45
|
70
|
55
|
49
|
25
|
24
|
30
|
34
|
38
|
34
|
27
|
44
|
52
|
53
|
57
|
65
|
60
|
34
|
33
|
|
|
2025/03
|
43
|
44
|
54
|
51
|
61
|
56
|
41
|
47
|
43
|
36
|
52
|
58
|
55
|
61
|
57
|
46
|
43
|
21
|
32
|
51
|
69
|
68
|
60
|
42
|
43
|
50
|
56
|
94
|
102
|
66
|
58
|
|
2025/02
|
45
|
51
|
30
|
41
|
55
|
50
|
37
|
42
|
40
|
34
|
39
|
43
|
52
|
51
|
56
|
56
|
44
|
42
|
43
|
49
|
54
|
47
|
47
|
23
|
29
|
24
|
31
|
42
|
|||
|
2025/01
|
35
|
34
|
50
|
49
|
46
|
59
|
47
|
48
|
50
|
40
|
29
|
49
|
40
|
46
|
75
|
73
|
57
|
52
|
63
|
49
|
57
|
52
|
41
|
29
|
29
|
30
|
42
|
55
|
76
|
33
|
36
|
|
2024/12
|
24
|
26
|
23
|
23
|
23
|
21
|
23
|
26
|
19
|
24
|
31
|
29
|
28
|
36
|
50
|
44
|
24
|
39
|
49
|
41
|
40
|
43
|
37
|
40
|
46
|
53
|
52
|
43
|
39
|
30
|
40
|
|
2024/11
|
30
|
37
|
44
|
45
|
42
|
50
|
37
|
36
|
31
|
25
|
26
|
25
|
23
|
24
|
24
|
25
|
31
|
34
|
37
|
34
|
24
|
31
|
24
|
27
|
27
|
32
|
18
|
20
|
32
|
28
|
|
|
2024/10
|
26
|
19
|
26
|
24
|
32
|
34
|
38
|
42
|
29
|
22
|
29
|
29
|
24
|
25
|
26
|
18
|
16
|
26
|
35
|
25
|
20
|
25
|
24
|
33
|
26
|
31
|
43
|
48
|
44
|
35
|
28
|
|
2024/09
|
25
|
22
|
20
|
22
|
19
|
26
|
26
|
10
|
9
|
10
|
12
|
12
|
23
|
27
|
30
|
22
|
18
|
19
|
24
|
28
|
27
|
17
|
21
|
31
|
35
|
38
|
36
|
27
|
24
|
29
|
|
|
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