Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
41
*
PM2.5
60
PM10
20
O3
0.7
CO
5
SO2
22
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
14 Sep
50
Excellent
Tue
15 Sep
44
Excellent
Wed
16 Sep
44
Excellent
Thu
17 Sep
42
Excellent
Fri
18 Sep
41
Excellent
Sat
19 Sep
45
Excellent
Sun
20 Sep
49
Excellent
Air quality in the last 12 months (Long'an)
|
2026/08
|
21
|
26
|
24
|
22
|
18
|
21
|
35
|
34
|
36
|
37
|
34
|
41
|
35
|
29
|
28
|
30
|
32
|
30
|
27
|
27
|
23
|
25
|
21
|
23
|
26
|
19
|
18
|
27
|
22
|
30
|
29
|
|
2026/07
|
22
|
29
|
24
|
16
|
13
|
18
|
17
|
18
|
26
|
23
|
28
|
36
|
35
|
41
|
35
|
21
|
32
|
31
|
27
|
27
|
31
|
34
|
29
|
32
|
43
|
40
|
49
|
31
|
27
|
18
|
19
|
|
2026/06
|
45
|
40
|
33
|
33
|
30
|
35
|
30
|
26
|
24
|
30
|
44
|
52
|
31
|
27
|
31
|
29
|
24
|
26
|
27
|
24
|
28
|
33
|
35
|
32
|
24
|
22
|
25
|
33
|
26
|
21
|
|
|
2026/05
|
44
|
45
|
24
|
30
|
45
|
38
|
35
|
31
|
30
|
40
|
44
|
50
|
39
|
43
|
47
|
30
|
18
|
20
|
21
|
25
|
19
|
27
|
36
|
35
|
32
|
37
|
38
|
32
|
32
|
29
|
44
|
|
2026/04
|
31
|
61
|
66
|
39
|
72
|
97
|
84
|
75
|
67
|
75
|
76
|
82
|
87
|
88
|
75
|
64
|
36
|
43
|
51
|
42
|
40
|
40
|
21
|
30
|
48
|
57
|
41
|
29
|
22
|
28
|
|
|
2026/03
|
33
|
39
|
21
|
28
|
67
|
62
|
63
|
58
|
41
|
20
|
41
|
58
|
72
|
63
|
59
|
52
|
48
|
43
|
53
|
42
|
39
|
80
|
62
|
44
|
47
|
52
|
50
|
62
|
63
|
53
|
45
|
|
2026/02
|
40
|
52
|
78
|
100
|
79
|
61
|
50
|
24
|
37
|
40
|
21
|
43
|
49
|
48
|
43
|
42
|
56
|
47
|
48
|
43
|
71
|
67
|
56
|
47
|
61
|
44
|
38
|
42
|
|||
|
2026/01
|
45
|
22
|
41
|
67
|
22
|
31
|
43
|
58
|
72
|
85
|
92
|
86
|
86
|
104
|
96
|
93
|
93
|
81
|
65
|
50
|
20
|
20
|
44
|
59
|
93
|
71
|
31
|
40
|
64
|
48
|
26
|
|
2025/12
|
72
|
66
|
64
|
77
|
70
|
65
|
76
|
55
|
63
|
82
|
105
|
90
|
33
|
43
|
55
|
63
|
62
|
57
|
61
|
53
|
49
|
58
|
54
|
20
|
24
|
53
|
62
|
67
|
73
|
79
|
69
|
|
2025/11
|
21
|
24
|
16
|
10
|
20
|
36
|
42
|
35
|
21
|
17
|
17
|
20
|
37
|
43
|
48
|
52
|
53
|
20
|
18
|
29
|
32
|
44
|
52
|
52
|
47
|
51
|
52
|
57
|
61
|
64
|
|
|
2025/10
|
29
|
30
|
28
|
25
|
30
|
12
|
18
|
31
|
35
|
43
|
40
|
40
|
34
|
24
|
22
|
30
|
40
|
50
|
34
|
16
|
15
|
13
|
22
|
33
|
37
|
34
|
33
|
40
|
53
|
52
|
27
|
|
2025/09
|
28
|
26
|
25
|
25
|
27
|
29
|
37
|
39
|
19
|
23
|
21
|
22
|
24
|
29
|
24
|
26
|
20
|
24
|
35
|
42
|
34
|
26
|
24
|
18
|
11
|
15
|
27
|
28
|
22
|
24
|
|
|
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