Air Quality
Excellent
No health implications.
14
PM2.5
27
PM10
50
O3
0.5
CO
5
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
16 Dec
48
Excellent
Wed
17 Dec
48
Excellent
Thu
18 Dec
44
Excellent
Fri
19 Dec
47
Excellent
Sat
20 Dec
46
Excellent
Sun
21 Dec
29
Excellent
Mon
22 Dec
38
Excellent
Haitang Air quality rank
Air quality in the last 12 months (Haitang)
|
2025/11
|
34
|
27
|
14
|
19
|
21
|
18
|
27
|
22
|
19
|
34
|
38
|
29
|
32
|
34
|
27
|
34
|
35
|
44
|
25
|
34
|
40
|
43
|
36
|
40
|
46
|
49
|
48
|
53
|
46
|
25
|
|
|
2025/10
|
16
|
14
|
15
|
16
|
16
|
15
|
19
|
17
|
22
|
19
|
21
|
13
|
11
|
12
|
16
|
21
|
22
|
25
|
32
|
29
|
12
|
8
|
14
|
19
|
27
|
33
|
23
|
18
|
22
|
19
|
23
|
|
2025/09
|
23
|
18
|
27
|
13
|
12
|
11
|
19
|
19
|
22
|
13
|
6
|
8
|
18
|
12
|
15
|
18
|
21
|
24
|
36
|
34
|
29
|
29
|
30
|
16
|
25
|
14
|
22
|
36
|
35
|
22
|
|
|
2025/08
|
40
|
40
|
39
|
26
|
34
|
47
|
49
|
32
|
24
|
22
|
24
|
24
|
23
|
21
|
14
|
9
|
9
|
7
|
12
|
26
|
25
|
16
|
21
|
34
|
40
|
16
|
20
|
16
|
16
|
48
|
35
|
|
2025/07
|
16
|
12
|
12
|
16
|
14
|
16
|
15
|
19
|
20
|
28
|
27
|
21
|
21
|
21
|
22
|
21
|
19
|
21
|
19
|
18
|
14
|
18
|
21
|
13
|
19
|
20
|
17
|
13
|
16
|
19
|
28
|
|
2025/06
|
20
|
22
|
22
|
21
|
17
|
16
|
18
|
22
|
20
|
21
|
15
|
15
|
22
|
10
|
17
|
19
|
19
|
16
|
17
|
12
|
14
|
11
|
11
|
16
|
11
|
10
|
12
|
11
|
24
|
17
|
|
|
2025/05
|
24
|
20
|
24
|
19
|
16
|
17
|
15
|
14
|
22
|
16
|
17
|
31
|
20
|
12
|
15
|
13
|
15
|
17
|
14
|
18
|
15
|
12
|
11
|
11
|
16
|
19
|
11
|
12
|
14
|
16
|
14
|
|
2025/04
|
19
|
25
|
33
|
32
|
32
|
23
|
27
|
29
|
25
|
26
|
23
|
25
|
52
|
122
|
107
|
104
|
86
|
44
|
27
|
22
|
20
|
21
|
19
|
20
|
21
|
17
|
11
|
19
|
19
|
23
|
|
|
2025/03
|
23
|
19
|
22
|
19
|
19
|
14
|
17
|
19
|
31
|
37
|
35
|
30
|
21
|
16
|
18
|
20
|
19
|
23
|
38
|
48
|
47
|
41
|
38
|
37
|
32
|
24
|
24
|
22
|
21
|
18
|
26
|
|
2025/02
|
28
|
20
|
23
|
22
|
27
|
36
|
39
|
24
|
45
|
46
|
36
|
22
|
32
|
26
|
12
|
17
|
24
|
43
|
51
|
42
|
40
|
29
|
19
|
25
|
29
|
39
|
33
|
28
|
|||
|
2025/01
|
55
|
45
|
48
|
44
|
52
|
60
|
46
|
43
|
47
|
62
|
46
|
53
|
42
|
23
|
33
|
59
|
60
|
51
|
50
|
47
|
40
|
39
|
40
|
33
|
26
|
26
|
26
|
41
|
56
|
45
|
37
|
|
2024/12
|
37
|
32
|
31
|
30
|
34
|
39
|
42
|
45
|
32
|
30
|
24
|
32
|
21
|
30
|
52
|
45
|
39
|
44
|
49
|
47
|
48
|
48
|
35
|
43
|
31
|
24
|
27
|
48
|
57
|
45
|
47
|
|
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