Air Quality
Excellent
No health implications.
20
PM2.5
32
PM10
54
O3
0.4
CO
10
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Oct
58
Good
Thu
16 Oct
58
Good
Fri
17 Oct
56
Good
Sat
18 Oct
44
Excellent
Sun
19 Oct
46
Excellent
Mon
20 Oct
47
Excellent
Tue
21 Oct
48
Excellent
Air quality in the last 12 months (Longde)
|
2025/08
|
39
|
33
|
33
|
23
|
28
|
33
|
36
|
22
|
20
|
22
|
41
|
30
|
30
|
33
|
36
|
25
|
23
|
19
|
20
|
96
|
26
|
34
|
18
|
20
|
24
|
24
|
21
|
20
|
20
|
23
|
25
|
|
2025/07
|
25
|
21
|
21
|
19
|
21
|
26
|
21
|
23
|
26
|
33
|
22
|
28
|
28
|
23
|
42
|
43
|
43
|
35
|
77
|
28
|
23
|
24
|
26
|
22
|
23
|
16
|
21
|
24
|
29
|
27
|
42
|
|
2025/06
|
42
|
41
|
40
|
29
|
36
|
36
|
35
|
46
|
42
|
46
|
46
|
43
|
40
|
68
|
68
|
45
|
44
|
36
|
43
|
36
|
30
|
32
|
24
|
28
|
23
|
22
|
21
|
28
|
33
|
15
|
|
|
2025/05
|
100
|
112
|
105
|
95
|
180
|
129
|
79
|
118
|
115
|
51
|
37
|
55
|
74
|
65
|
55
|
79
|
137
|
66
|
59
|
60
|
63
|
98
|
42
|
35
|
28
|
43
|
28
|
35
|
31
|
62
|
48
|
|
2025/04
|
99
|
90
|
91
|
124
|
85
|
83
|
55
|
102
|
113
|
72
|
194
|
339
|
102
|
51
|
60
|
163
|
80
|
233
|
138
|
89
|
145
|
101
|
52
|
56
|
59
|
41
|
53
|
43
|
64
|
163
|
|
|
2025/03
|
64
|
46
|
40
|
44
|
51
|
44
|
62
|
65
|
57
|
43
|
175
|
91
|
87
|
49
|
48
|
51
|
42
|
31
|
42
|
62
|
57
|
60
|
68
|
43
|
59
|
336
|
114
|
115
|
69
|
75
|
72
|
|
2025/02
|
56
|
51
|
38
|
38
|
42
|
51
|
86
|
68
|
58
|
47
|
80
|
78
|
62
|
50
|
52
|
96
|
72
|
62
|
63
|
64
|
70
|
50
|
35
|
50
|
55
|
44
|
42
|
47
|
|||
|
2025/01
|
61
|
46
|
69
|
49
|
44
|
52
|
51
|
43
|
49
|
52
|
71
|
61
|
59
|
56
|
50
|
49
|
64
|
56
|
50
|
48
|
60
|
66
|
129
|
155
|
60
|
91
|
69
|
69
|
103
|
64
|
49
|
|
2024/12
|
41
|
53
|
49
|
48
|
49
|
49
|
37
|
48
|
57
|
79
|
64
|
55
|
45
|
47
|
46
|
48
|
57
|
46
|
60
|
56
|
51
|
56
|
60
|
66
|
60
|
69
|
52
|
49
|
50
|
39
|
40
|
|
2024/11
|
37
|
39
|
42
|
48
|
47
|
38
|
43
|
56
|
54
|
49
|
50
|
60
|
62
|
47
|
67
|
47
|
34
|
23
|
38
|
45
|
45
|
46
|
55
|
31
|
46
|
45
|
60
|
56
|
34
|
41
|
|
|
2024/10
|
40
|
26
|
36
|
27
|
42
|
45
|
36
|
40
|
43
|
46
|
40
|
38
|
39
|
35
|
33
|
42
|
34
|
44
|
19
|
28
|
30
|
27
|
36
|
37
|
46
|
58
|
31
|
33
|
44
|
30
|
33
|
|
2024/09
|
52
|
35
|
28
|
37
|
17
|
20
|
17
|
30
|
28
|
20
|
22
|
29
|
21
|
27
|
26
|
22
|
32
|
35
|
39
|
39
|
32
|
36
|
46
|
45
|
24
|
22
|
63
|
68
|
25
|
23
|
|
|
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