Air Quality
Excellent
No health implications.
11
PM2.5
14
PM10
107
O3
0.4
CO
2
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
25 Feb
44
Excellent
Thu
26 Feb
44
Excellent
Fri
27 Feb
40
Excellent
Sat
28 Feb
40
Excellent
Sun
1 Mar
41
Excellent
Mon
2 Mar
37
Excellent
Tue
3 Mar
25
Excellent
Air quality in the last 12 months (Haicang)
|
2026/01
|
27
|
29
|
36
|
40
|
51
|
29
|
40
|
49
|
49
|
61
|
61
|
56
|
60
|
53
|
62
|
64
|
67
|
52
|
48
|
36
|
35
|
37
|
28
|
35
|
32
|
47
|
36
|
33
|
32
|
44
|
25
|
|
2025/12
|
53
|
43
|
46
|
40
|
33
|
36
|
43
|
49
|
43
|
36
|
47
|
49
|
39
|
27
|
45
|
49
|
49
|
49
|
67
|
60
|
59
|
28
|
32
|
48
|
29
|
28
|
25
|
34
|
39
|
49
|
39
|
|
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
|
|||
|
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