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
15 Apr
Thu
16 Apr
Fri
17 Apr
Sat
18 Apr
Sun
19 Apr
Mon
20 Apr
Tue
21 Apr
Real-time AQI (Monitoring Station in Xiamen)
洪文
4024
PM2.5
40
PM10
80
O3
0.4
CO
4
SO2
9
NO2
湖里中学
4229
PM2.5
42
PM10
86
O3
0.4
CO
2
SO2
12
NO2
集美中学
4423
PM2.5
44
PM10
87
O3
0.4
CO
2
SO2
19
NO2
同安二实小
4632
PM2.5
43
PM10
97
O3
0.4
CO
2
SO2
20
NO2
Air quality in the last 12 months (Xiamen)
|
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
|
|
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
|
|
|
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