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
23 Jul
Fri
24 Jul
Sat
25 Jul
Sun
26 Jul
Mon
27 Jul
Tue
28 Jul
Wed
29 Jul
Real-time AQI (Monitoring Station in Xiamen)
洪文
4621
PM2.5
46
PM10
43
O3
0.2
CO
4
SO2
10
NO2
湖里中学
4824
PM2.5
48
PM10
31
O3
0.4
CO
3
SO2
14
NO2
集美中学
4425
PM2.5
44
PM10
39
O3
0.5
CO
1
SO2
11
NO2
同安二实小
3624
PM2.5
36
PM10
29
O3
0.7
CO
2
SO2
12
NO2
Air quality in the last 12 months (Xiamen)
|
2026/06
|
53
|
48
|
38
|
30
|
29
|
38
|
31
|
22
|
28
|
33
|
33
|
34
|
30
|
15
|
16
|
21
|
16
|
13
|
21
|
25
|
32
|
36
|
42
|
45
|
25
|
23
|
25
|
25
|
19
|
14
|
|
|
2026/05
|
33
|
38
|
30
|
25
|
33
|
34
|
36
|
39
|
32
|
31
|
39
|
51
|
38
|
17
|
22
|
29
|
31
|
31
|
33
|
27
|
20
|
29
|
29
|
31
|
27
|
29
|
35
|
41
|
44
|
49
|
48
|
|
2026/04
|
34
|
33
|
30
|
26
|
31
|
30
|
32
|
36
|
45
|
28
|
28
|
28
|
25
|
28
|
46
|
30
|
42
|
40
|
40
|
42
|
37
|
36
|
33
|
21
|
35
|
47
|
49
|
49
|
27
|
25
|
|
|
2026/03
|
19
|
39
|
20
|
26
|
23
|
33
|
39
|
37
|
40
|
37
|
46
|
45
|
45
|
37
|
39
|
35
|
40
|
37
|
31
|
42
|
41
|
42
|
41
|
32
|
46
|
37
|
42
|
31
|
44
|
45
|
33
|
|
2026/02
|
21
|
39
|
43
|
42
|
43
|
48
|
25
|
35
|
34
|
37
|
37
|
49
|
45
|
38
|
31
|
42
|
45
|
35
|
37
|
46
|
42
|
57
|
45
|
63
|
32
|
23
|
44
|
9
|
|||
|
2026/01
|
26
|
28
|
35
|
38
|
49
|
29
|
39
|
47
|
47
|
60
|
57
|
54
|
58
|
49
|
58
|
58
|
62
|
51
|
46
|
33
|
33
|
36
|
26
|
32
|
30
|
43
|
34
|
31
|
31
|
40
|
26
|
|
2025/12
|
50
|
39
|
46
|
39
|
32
|
33
|
40
|
44
|
42
|
34
|
45
|
48
|
36
|
26
|
42
|
48
|
48
|
49
|
58
|
57
|
58
|
26
|
30
|
46
|
28
|
28
|
24
|
30
|
36
|
45
|
37
|
|
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
|
|
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