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
27 Mar
Sat
28 Mar
Sun
29 Mar
Mon
30 Mar
Tue
31 Mar
Wed
1 Apr
Thu
2 Apr
Real-time AQI (Monitoring Station in Xiamen)
洪文
4015
PM2.5
22
PM10
125
O3
0.5
CO
4
SO2
15
NO2
湖里中学
4024
PM2.5
35
PM10
128
O3
0.5
CO
2
SO2
9
NO2
集美中学
4415
PM2.5
30
PM10
140
O3
0.6
CO
2
SO2
16
NO2
同安二实小
7930
PM2.5
51
PM10
183
O3
0.6
CO
4
SO2
21
NO2
Air quality in the last 12 months (Xiamen)
|
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
|
|
|
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
|
|
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