Air Quality
Excellent
No health implications.
11
PM2.5
39
PM10
30
O3
0.8
CO
7
SO2
32
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 Dec
63
Good
Tue
9 Dec
83
Good
Wed
10 Dec
60
Good
Thu
11 Dec
68
Good
Fri
12 Dec
59
Good
Sat
13 Dec
58
Good
Sun
14 Dec
47
Excellent
Air quality in the last 12 months (Longfeng)
|
2025/11
|
187
|
41
|
128
|
86
|
178
|
88
|
29
|
174
|
37
|
28
|
55
|
75
|
33
|
31
|
141
|
41
|
28
|
46
|
75
|
39
|
49
|
89
|
71
|
60
|
86
|
135
|
40
|
70
|
81
|
43
|
|
|
2025/10
|
40
|
39
|
56
|
30
|
21
|
27
|
55
|
27
|
49
|
48
|
80
|
21
|
34
|
27
|
28
|
30
|
27
|
30
|
27
|
29
|
38
|
39
|
34
|
43
|
44
|
34
|
35
|
37
|
190
|
70
|
62
|
|
2025/09
|
30
|
30
|
43
|
52
|
46
|
27
|
30
|
22
|
25
|
25
|
30
|
38
|
32
|
32
|
21
|
21
|
25
|
34
|
35
|
24
|
37
|
34
|
39
|
27
|
25
|
33
|
36
|
39
|
32
|
59
|
|
|
2025/08
|
29
|
30
|
20
|
28
|
29
|
19
|
19
|
22
|
18
|
19
|
19
|
27
|
23
|
26
|
32
|
19
|
22
|
26
|
32
|
22
|
23
|
18
|
31
|
26
|
18
|
21
|
26
|
24
|
26
|
31
|
34
|
|
2025/07
|
31
|
30
|
37
|
32
|
22
|
25
|
21
|
22
|
29
|
42
|
49
|
28
|
23
|
23
|
22
|
19
|
17
|
16
|
23
|
22
|
25
|
33
|
37
|
39
|
22
|
33
|
22
|
25
|
22
|
23
|
28
|
|
2025/06
|
28
|
32
|
28
|
31
|
26
|
24
|
25
|
29
|
19
|
19
|
24
|
36
|
41
|
32
|
27
|
24
|
24
|
32
|
25
|
24
|
20
|
29
|
38
|
47
|
42
|
49
|
48
|
36
|
39
|
49
|
|
|
2025/05
|
41
|
33
|
27
|
23
|
29
|
37
|
41
|
47
|
39
|
34
|
54
|
65
|
71
|
51
|
75
|
41
|
28
|
37
|
35
|
44
|
38
|
29
|
33
|
37
|
43
|
51
|
54
|
60
|
62
|
69
|
54
|
|
2025/04
|
78
|
61
|
56
|
114
|
53
|
53
|
64
|
56
|
76
|
155
|
137
|
50
|
32
|
27
|
22
|
25
|
55
|
40
|
35
|
53
|
47
|
23
|
42
|
34
|
20
|
33
|
62
|
50
|
79
|
32
|
|
|
2025/03
|
21
|
34
|
49
|
66
|
64
|
78
|
48
|
41
|
100
|
159
|
77
|
75
|
25
|
29
|
25
|
35
|
26
|
36
|
97
|
44
|
30
|
19
|
112
|
76
|
40
|
49
|
21
|
24
|
21
|
30
|
43
|
|
2025/02
|
77
|
131
|
61
|
28
|
65
|
57
|
23
|
22
|
29
|
63
|
166
|
113
|
52
|
37
|
51
|
39
|
31
|
25
|
30
|
33
|
32
|
43
|
40
|
45
|
50
|
34
|
61
|
42
|
|||
|
2025/01
|
149
|
83
|
41
|
123
|
119
|
93
|
63
|
42
|
37
|
42
|
105
|
194
|
185
|
167
|
49
|
37
|
76
|
144
|
189
|
188
|
134
|
54
|
163
|
238
|
280
|
200
|
51
|
56
|
51
|
34
|
49
|
|
2024/12
|
60
|
23
|
35
|
28
|
28
|
23
|
29
|
37
|
133
|
68
|
28
|
53
|
53
|
47
|
30
|
27
|
38
|
40
|
58
|
59
|
45
|
31
|
44
|
54
|
53
|
40
|
36
|
36
|
68
|
89
|
120
|
|
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