Air Quality
Excellent
No health implications.
3
PM2.5
9
PM10
38
O3
0.4
CO
6
SO2
1
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 Jul
38
Excellent
Wed
29 Jul
36
Excellent
Thu
30 Jul
46
Excellent
Fri
31 Jul
77
Good
Sat
1 Aug
80
Good
Sun
2 Aug
51
Good
Mon
3 Aug
16
Excellent
Air quality in the last 12 months (Longwan)
|
2026/06
|
44
|
57
|
48
|
42
|
40
|
31
|
33
|
25
|
23
|
27
|
46
|
42
|
29
|
29
|
29
|
32
|
25
|
28
|
25
|
31
|
41
|
36
|
36
|
30
|
28
|
25
|
44
|
45
|
32
|
26
|
|
|
2026/05
|
39
|
45
|
46
|
40
|
34
|
33
|
38
|
31
|
28
|
41
|
40
|
38
|
29
|
37
|
25
|
31
|
29
|
32
|
35
|
50
|
56
|
42
|
49
|
53
|
53
|
56
|
44
|
39
|
46
|
45
|
40
|
|
2026/04
|
34
|
38
|
57
|
35
|
44
|
49
|
34
|
36
|
57
|
55
|
51
|
31
|
70
|
68
|
56
|
40
|
45
|
36
|
58
|
62
|
25
|
39
|
23
|
32
|
40
|
49
|
46
|
49
|
25
|
28
|
|
|
2026/03
|
23
|
18
|
25
|
31
|
24
|
33
|
44
|
34
|
37
|
43
|
43
|
45
|
56
|
48
|
36
|
36
|
47
|
57
|
27
|
56
|
32
|
48
|
35
|
35
|
54
|
42
|
45
|
43
|
47
|
44
|
43
|
|
2026/02
|
27
|
39
|
54
|
46
|
49
|
41
|
18
|
37
|
35
|
39
|
51
|
69
|
57
|
37
|
31
|
26
|
58
|
44
|
60
|
50
|
45
|
39
|
114
|
50
|
23
|
33
|
19
|
24
|
|||
|
2026/01
|
26
|
27
|
57
|
65
|
40
|
51
|
55
|
65
|
71
|
69
|
65
|
71
|
71
|
83
|
63
|
73
|
72
|
51
|
40
|
12
|
36
|
50
|
50
|
60
|
73
|
51
|
23
|
40
|
39
|
40
|
14
|
|
2025/12
|
69
|
66
|
53
|
50
|
51
|
51
|
56
|
64
|
39
|
50
|
55
|
52
|
41
|
43
|
67
|
59
|
69
|
78
|
65
|
63
|
58
|
29
|
56
|
61
|
30
|
41
|
41
|
48
|
54
|
64
|
36
|
|
2025/11
|
32
|
57
|
37
|
24
|
21
|
37
|
43
|
47
|
31
|
41
|
24
|
13
|
22
|
51
|
50
|
49
|
33
|
18
|
38
|
51
|
57
|
65
|
59
|
59
|
64
|
88
|
84
|
96
|
94
|
74
|
|
|
2025/10
|
20
|
18
|
17
|
15
|
26
|
33
|
28
|
35
|
27
|
29
|
32
|
28
|
24
|
25
|
18
|
32
|
23
|
30
|
11
|
16
|
17
|
27
|
40
|
30
|
37
|
44
|
38
|
29
|
20
|
34
|
19
|
|
2025/09
|
22
|
19
|
19
|
28
|
23
|
20
|
18
|
22
|
23
|
23
|
22
|
32
|
41
|
27
|
25
|
18
|
18
|
18
|
15
|
20
|
18
|
20
|
22
|
24
|
23
|
20
|
24
|
27
|
21
|
22
|
|
|
2025/08
|
40
|
39
|
41
|
30
|
23
|
36
|
45
|
49
|
44
|
43
|
36
|
26
|
24
|
15
|
16
|
19
|
22
|
17
|
22
|
39
|
29
|
31
|
24
|
20
|
17
|
16
|
17
|
17
|
16
|
14
|
15
|
|
2025/07
|
19
|
26
|
24
|
24
|
17
|
14
|
9
|
10
|
15
|
18
|
21
|
28
|
29
|
40
|
45
|
40
|
33
|
21
|
21
|
18
|
12
|
17
|
24
|
21
|
15
|
15
|
16
|
17
|
19
|
20
|
40
|
|
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