Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Jan
Wed
21 Jan
Thu
22 Jan
Fri
23 Jan
Sat
24 Jan
Sun
25 Jan
Mon
26 Jan
Real-time AQI (Monitoring Station in Xiamen)
洪文
3314
PM2.5
33
PM10
76
O3
0.4
CO
2
SO2
5
NO2
湖里中学
3816
PM2.5
38
PM10
71
O3
0.3
CO
2
SO2
11
NO2
集美中学
3417
PM2.5
34
PM10
77
O3
0.1
CO
2
SO2
11
NO2
同安二实小
2513
PM2.5
19
PM10
79
O3
0.3
CO
2
SO2
6
NO2
Air quality in the last 12 months (Xiamen)
|
2025/11
|
24
|
38
|
35
|
10
|
16
|
20
|
29
|
29
|
36
|
24
|
16
|
10
|
11
|
25
|
41
|
36
|
35
|
33
|
20
|
29
|
36
|
41
|
42
|
47
|
39
|
72
|
53
|
75
|
71
|
61
|
|
|
2025/10
|
31
|
20
|
28
|
30
|
24
|
27
|
30
|
29
|
28
|
26
|
27
|
31
|
25
|
35
|
22
|
31
|
30
|
27
|
18
|
18
|
11
|
12
|
19
|
21
|
21
|
36
|
42
|
23
|
22
|
31
|
35
|
|
2025/09
|
28
|
35
|
30
|
31
|
25
|
16
|
11
|
9
|
12
|
21
|
22
|
28
|
26
|
24
|
26
|
28
|
18
|
20
|
14
|
10
|
17
|
13
|
18
|
11
|
18
|
17
|
19
|
20
|
32
|
36
|
|
|
2025/08
|
25
|
25
|
15
|
12
|
14
|
24
|
33
|
40
|
16
|
11
|
12
|
18
|
22
|
19
|
18
|
20
|
23
|
24
|
15
|
19
|
22
|
24
|
31
|
23
|
23
|
20
|
19
|
23
|
17
|
19
|
20
|
|
2025/07
|
25
|
27
|
29
|
28
|
11
|
22
|
32
|
40
|
36
|
11
|
9
|
20
|
34
|
27
|
32
|
36
|
39
|
29
|
20
|
21
|
15
|
14
|
14
|
17
|
20
|
26
|
23
|
16
|
21
|
23
|
21
|
|
2025/06
|
38
|
24
|
13
|
24
|
30
|
32
|
27
|
25
|
17
|
25
|
27
|
28
|
18
|
18
|
21
|
21
|
17
|
22
|
14
|
12
|
12
|
19
|
25
|
24
|
16
|
10
|
15
|
16
|
15
|
22
|
|
|
2025/05
|
53
|
49
|
45
|
42
|
36
|
39
|
35
|
47
|
31
|
29
|
28
|
36
|
34
|
38
|
25
|
16
|
17
|
20
|
22
|
29
|
22
|
34
|
27
|
20
|
45
|
34
|
28
|
24
|
12
|
26
|
42
|
|
2025/04
|
19
|
38
|
46
|
56
|
54
|
50
|
54
|
59
|
60
|
40
|
37
|
22
|
106
|
87
|
84
|
70
|
61
|
57
|
48
|
35
|
30
|
33
|
33
|
32
|
18
|
12
|
27
|
40
|
35
|
48
|
|
|
2025/03
|
59
|
22
|
20
|
23
|
14
|
12
|
24
|
36
|
34
|
40
|
46
|
41
|
33
|
32
|
38
|
15
|
47
|
45
|
41
|
44
|
43
|
47
|
54
|
58
|
62
|
46
|
37
|
47
|
21
|
8
|
10
|
|
2025/02
|
39
|
19
|
15
|
43
|
47
|
40
|
15
|
43
|
34
|
34
|
37
|
55
|
40
|
26
|
35
|
55
|
50
|
49
|
28
|
28
|
20
|
22
|
13
|
36
|
44
|
65
|
70
|
76
|
|||
|
2025/01
|
57
|
60
|
51
|
38
|
45
|
57
|
59
|
54
|
54
|
54
|
34
|
48
|
50
|
51
|
74
|
72
|
55
|
46
|
52
|
44
|
55
|
49
|
51
|
25
|
25
|
29
|
21
|
37
|
76
|
34
|
35
|
|
2024/12
|
46
|
53
|
43
|
35
|
40
|
37
|
29
|
36
|
30
|
27
|
36
|
21
|
29
|
36
|
58
|
49
|
47
|
41
|
47
|
26
|
43
|
60
|
30
|
26
|
34
|
53
|
55
|
64
|
47
|
49
|
56
|
|
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
*: primary pollution