Air Quality
Excellent
No health implications.
20
PM2.5
29
PM10
46
O3
0.4
CO
6
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Jun
87
Good
Sun
15 Jun
59
Good
Mon
16 Jun
51
Good
Tue
17 Jun
62
Good
Wed
18 Jun
59
Good
Thu
19 Jun
40
Excellent
Fri
20 Jun
33
Excellent
Air quality in the last 12 months (Longsha)
|
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
|
|
2024/06
|
30
|
32
|
41
|
21
|
41
|
50
|
30
|
19
|
19
|
31
|
26
|
24
|
26
|
14
|
21
|
33
|
21
|
26
|
32
|
22
|
20
|
20
|
23
|
25
|
29
|
39
|
45
|
53
|
26
|
41
|
|
|
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