Air Quality
Excellent
No health implications.
3
PM2.5
7
PM10
40
O3
0.4
CO
5
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 Aug
55
Good
Wed
13 Aug
49
Excellent
Thu
14 Aug
49
Excellent
Fri
15 Aug
55
Good
Sat
16 Aug
45
Excellent
Sun
17 Aug
20
Excellent
Mon
18 Aug
19
Excellent
Air quality in the last 12 months (Longsha)
|
2025/06
|
27
|
30
|
19
|
21
|
24
|
15
|
21
|
28
|
17
|
25
|
26
|
39
|
30
|
27
|
30
|
21
|
21
|
32
|
21
|
17
|
18
|
28
|
41
|
41
|
47
|
32
|
48
|
36
|
31
|
34
|
|
|
2025/05
|
27
|
24
|
25
|
18
|
23
|
27
|
36
|
47
|
50
|
39
|
56
|
68
|
65
|
42
|
64
|
68
|
24
|
28
|
33
|
35
|
25
|
26
|
30
|
36
|
41
|
46
|
46
|
67
|
64
|
72
|
39
|
|
2025/04
|
53
|
55
|
54
|
98
|
75
|
50
|
61
|
46
|
62
|
117
|
61
|
14
|
14
|
25
|
27
|
42
|
41
|
23
|
27
|
65
|
93
|
20
|
26
|
17
|
20
|
33
|
55
|
26
|
100
|
24
|
|
|
2025/03
|
23
|
26
|
34
|
52
|
95
|
59
|
55
|
46
|
82
|
95
|
45
|
33
|
19
|
16
|
22
|
25
|
32
|
26
|
53
|
24
|
25
|
31
|
123
|
36
|
36
|
45
|
17
|
20
|
17
|
26
|
45
|
|
2025/02
|
70
|
121
|
51
|
20
|
32
|
39
|
14
|
14
|
21
|
38
|
91
|
72
|
32
|
30
|
28
|
26
|
20
|
19
|
21
|
29
|
31
|
31
|
27
|
39
|
36
|
22
|
42
|
27
|
|||
|
2025/01
|
98
|
39
|
41
|
118
|
123
|
67
|
25
|
31
|
26
|
29
|
59
|
163
|
236
|
64
|
29
|
32
|
89
|
188
|
188
|
134
|
88
|
68
|
208
|
271
|
222
|
204
|
26
|
35
|
51
|
27
|
27
|
|
2024/12
|
36
|
16
|
21
|
19
|
22
|
17
|
23
|
32
|
78
|
40
|
22
|
33
|
47
|
29
|
21
|
25
|
26
|
27
|
31
|
48
|
28
|
25
|
23
|
40
|
39
|
25
|
22
|
26
|
50
|
117
|
114
|
|
2024/11
|
48
|
58
|
38
|
29
|
29
|
70
|
79
|
185
|
171
|
119
|
126
|
47
|
117
|
191
|
106
|
44
|
25
|
26
|
44
|
42
|
22
|
31
|
65
|
188
|
144
|
46
|
23
|
37
|
21
|
24
|
|
|
2024/10
|
21
|
24
|
33
|
37
|
40
|
42
|
63
|
32
|
52
|
23
|
26
|
25
|
48
|
53
|
20
|
36
|
27
|
35
|
23
|
46
|
34
|
37
|
42
|
51
|
44
|
98
|
46
|
38
|
57
|
44
|
53
|
|
2024/09
|
15
|
20
|
27
|
26
|
21
|
24
|
33
|
34
|
42
|
24
|
22
|
30
|
19
|
27
|
33
|
27
|
25
|
26
|
18
|
24
|
29
|
29
|
34
|
36
|
30
|
38
|
31
|
31
|
50
|
21
|
|
|
2024/08
|
25
|
25
|
25
|
22
|
18
|
28
|
33
|
24
|
37
|
36
|
18
|
21
|
24
|
30
|
32
|
30
|
31
|
26
|
21
|
23
|
21
|
26
|
33
|
27
|
31
|
16
|
17
|
24
|
25
|
17
|
17
|
|
2024/07
|
35
|
49
|
58
|
64
|
61
|
51
|
60
|
79
|
70
|
70
|
81
|
85
|
92
|
65
|
57
|
51
|
22
|
37
|
30
|
36
|
26
|
29
|
25
|
25
|
30
|
23
|
13
|
21
|
21
|
27
|
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