Air Quality
Excellent
No health implications.
4
PM2.5
7
PM10
53
O3
0.7
CO
2
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Dec
51
Good
Mon
15 Dec
46
Excellent
Tue
16 Dec
55
Good
Wed
17 Dec
58
Good
Thu
18 Dec
52
Good
Fri
19 Dec
48
Excellent
Sat
20 Dec
35
Excellent
Air quality in the last 12 months (Haicang)
|
2025/11
|
26
|
42
|
38
|
10
|
18
|
22
|
31
|
31
|
40
|
25
|
17
|
11
|
13
|
27
|
42
|
39
|
40
|
34
|
20
|
31
|
40
|
44
|
46
|
49
|
39
|
75
|
54
|
76
|
75
|
62
|
|
|
2025/10
|
31
|
23
|
29
|
31
|
26
|
29
|
31
|
31
|
29
|
27
|
29
|
33
|
25
|
38
|
23
|
32
|
32
|
29
|
20
|
18
|
11
|
12
|
19
|
21
|
23
|
38
|
42
|
25
|
23
|
33
|
41
|
|
2025/09
|
31
|
35
|
30
|
32
|
26
|
17
|
11
|
10
|
12
|
22
|
23
|
30
|
27
|
25
|
27
|
30
|
19
|
21
|
15
|
11
|
19
|
14
|
19
|
10
|
19
|
19
|
20
|
24
|
36
|
40
|
|
|
2025/08
|
27
|
27
|
16
|
13
|
14
|
25
|
34
|
39
|
18
|
12
|
13
|
18
|
22
|
19
|
20
|
21
|
31
|
28
|
17
|
20
|
26
|
25
|
33
|
26
|
25
|
21
|
21
|
25
|
16
|
20
|
23
|
|
2025/07
|
26
|
26
|
29
|
30
|
10
|
22
|
33
|
39
|
36
|
10
|
9
|
22
|
36
|
28
|
31
|
37
|
38
|
29
|
19
|
20
|
14
|
16
|
15
|
18
|
24
|
27
|
26
|
17
|
22
|
23
|
21
|
|
2025/06
|
41
|
23
|
13
|
25
|
31
|
33
|
23
|
28
|
17
|
26
|
26
|
29
|
17
|
18
|
21
|
21
|
18
|
24
|
13
|
12
|
11
|
21
|
27
|
24
|
15
|
9
|
17
|
18
|
15
|
22
|
|
|
2025/05
|
56
|
51
|
46
|
43
|
37
|
42
|
36
|
52
|
35
|
31
|
28
|
38
|
36
|
42
|
27
|
17
|
18
|
21
|
25
|
32
|
25
|
34
|
27
|
23
|
48
|
34
|
31
|
26
|
11
|
27
|
43
|
|
2025/04
|
19
|
40
|
49
|
58
|
57
|
54
|
57
|
62
|
63
|
41
|
38
|
25
|
113
|
92
|
87
|
72
|
63
|
57
|
47
|
39
|
31
|
33
|
34
|
31
|
17
|
12
|
29
|
42
|
35
|
49
|
|
|
2025/03
|
62
|
22
|
19
|
22
|
14
|
13
|
25
|
37
|
36
|
40
|
44
|
38
|
33
|
29
|
35
|
13
|
48
|
48
|
40
|
46
|
46
|
50
|
58
|
62
|
67
|
48
|
40
|
50
|
23
|
8
|
11
|
|
2025/02
|
43
|
18
|
16
|
42
|
49
|
39
|
14
|
42
|
34
|
37
|
40
|
49
|
41
|
27
|
37
|
52
|
49
|
50
|
28
|
29
|
20
|
23
|
14
|
36
|
45
|
65
|
72
|
84
|
|||
|
2025/01
|
58
|
63
|
52
|
37
|
47
|
58
|
60
|
54
|
55
|
54
|
36
|
51
|
53
|
53
|
77
|
74
|
56
|
49
|
53
|
47
|
56
|
53
|
52
|
26
|
25
|
30
|
19
|
36
|
75
|
36
|
39
|
|
2024/12
|
51
|
58
|
53
|
34
|
42
|
39
|
31
|
37
|
31
|
29
|
38
|
22
|
30
|
36
|
59
|
50
|
50
|
44
|
48
|
30
|
45
|
61
|
35
|
28
|
38
|
53
|
57
|
67
|
48
|
52
|
58
|
|
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