Air Quality
Excellent
No health implications.
13
PM2.5
24
PM10
15
O3
0.3
CO
11
SO2
21
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
11 Nov
55
Good
Thu
12 Nov
63
Good
Fri
13 Nov
37
Excellent
Sat
14 Nov
54
Good
Sun
15 Nov
43
Excellent
Mon
16 Nov
31
Excellent
Tue
17 Nov
46
Excellent
Air quality in the last 12 months (Long'an)
|
2026/09
|
36
|
30
|
30
|
21
|
16
|
25
|
40
|
46
|
46
|
45
|
36
|
40
|
45
|
49
|
46
|
44
|
35
|
41
|
48
|
55
|
53
|
53
|
57
|
39
|
33
|
27
|
28
|
25
|
32
|
37
|
|
|
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
|
|
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