Air Quality
Excellent
No health implications.
6
PM2.5
16
PM10
37
O3
0.5
CO
6
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 Jul
37
Excellent
Fri
31 Jul
37
Excellent
Sat
1 Aug
36
Excellent
Sun
2 Aug
36
Excellent
Mon
3 Aug
36
Excellent
Tue
4 Aug
34
Excellent
Wed
5 Aug
28
Excellent
Air quality in the last 12 months (Long'an)
|
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
|
|
|
2025/08
|
24
|
27
|
37
|
34
|
33
|
23
|
21
|
31
|
28
|
26
|
28
|
33
|
34
|
34
|
17
|
17
|
25
|
18
|
11
|
20
|
25
|
27
|
30
|
31
|
24
|
23
|
27
|
29
|
33
|
29
|
27
|
|
2025/07
|
20
|
17
|
23
|
28
|
36
|
41
|
34
|
29
|
36
|
22
|
21
|
24
|
28
|
22
|
30
|
31
|
29
|
46
|
43
|
30
|
21
|
13
|
14
|
16
|
26
|
30
|
32
|
38
|
40
|
44
|
29
|
|
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