Air Quality
Light
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
91
*
PM2.5
107
PM10
4
O3
1.2
CO
5
SO2
29
NO2
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
Advise
Children, seniors and individuals with respiratory or heart diseases should reduce sustained and high-intensity outdoor exercises.
Air Quality
Today
17 Jan
186
Moderate
Sun
18 Jan
194
Moderate
Mon
19 Jan
113
Light
Tue
20 Jan
50
Excellent
Wed
21 Jan
45
Excellent
Thu
22 Jan
50
Excellent
Fri
23 Jan
40
Excellent
Air quality in the last 12 months (Longchang)
|
2025/11
|
27
|
29
|
32
|
34
|
49
|
41
|
33
|
33
|
42
|
29
|
21
|
27
|
34
|
38
|
38
|
44
|
30
|
31
|
44
|
58
|
71
|
85
|
69
|
64
|
71
|
71
|
89
|
97
|
108
|
136
|
|
|
2025/10
|
22
|
21
|
22
|
24
|
20
|
21
|
25
|
31
|
49
|
69
|
55
|
27
|
16
|
26
|
31
|
31
|
24
|
24
|
24
|
15
|
14
|
24
|
28
|
37
|
33
|
36
|
33
|
43
|
42
|
32
|
40
|
|
2025/09
|
40
|
46
|
42
|
42
|
36
|
31
|
44
|
32
|
35
|
39
|
40
|
14
|
17
|
21
|
34
|
46
|
19
|
16
|
13
|
21
|
15
|
14
|
16
|
21
|
34
|
30
|
28
|
23
|
14
|
22
|
|
|
2025/08
|
30
|
30
|
34
|
44
|
49
|
34
|
28
|
39
|
38
|
24
|
18
|
20
|
33
|
44
|
46
|
29
|
29
|
33
|
30
|
33
|
45
|
25
|
22
|
24
|
20
|
26
|
33
|
39
|
21
|
22
|
21
|
|
2025/07
|
21
|
20
|
30
|
33
|
17
|
19
|
28
|
21
|
20
|
25
|
24
|
25
|
32
|
37
|
37
|
40
|
35
|
36
|
29
|
21
|
20
|
20
|
19
|
16
|
21
|
25
|
21
|
28
|
31
|
36
|
28
|
|
2025/06
|
36
|
23
|
31
|
30
|
44
|
58
|
52
|
48
|
27
|
37
|
44
|
44
|
43
|
46
|
33
|
36
|
40
|
22
|
20
|
32
|
27
|
31
|
27
|
31
|
17
|
23
|
31
|
31
|
33
|
17
|
|
|
2025/05
|
40
|
60
|
84
|
76
|
38
|
72
|
29
|
44
|
73
|
70
|
52
|
64
|
69
|
86
|
76
|
65
|
64
|
80
|
59
|
67
|
45
|
43
|
57
|
55
|
45
|
44
|
36
|
21
|
24
|
30
|
34
|
|
2025/04
|
36
|
49
|
54
|
51
|
59
|
50
|
41
|
53
|
68
|
74
|
55
|
152
|
156
|
117
|
108
|
80
|
74
|
66
|
59
|
40
|
49
|
49
|
58
|
46
|
45
|
46
|
35
|
45
|
39
|
24
|
|
|
2025/03
|
96
|
89
|
36
|
46
|
29
|
21
|
41
|
48
|
62
|
69
|
65
|
73
|
56
|
54
|
37
|
36
|
24
|
33
|
35
|
44
|
60
|
89
|
90
|
60
|
67
|
73
|
108
|
84
|
28
|
30
|
32
|
|
2025/02
|
45
|
45
|
47
|
42
|
49
|
29
|
27
|
36
|
52
|
59
|
77
|
64
|
54
|
50
|
56
|
69
|
79
|
70
|
66
|
63
|
62
|
49
|
54
|
43
|
53
|
56
|
76
|
81
|
|||
|
2025/01
|
146
|
157
|
151
|
147
|
132
|
106
|
95
|
48
|
52
|
48
|
49
|
52
|
90
|
93
|
85
|
88
|
98
|
87
|
80
|
112
|
142
|
178
|
206
|
120
|
44
|
53
|
58
|
78
|
196
|
132
|
96
|
|
2024/12
|
104
|
142
|
107
|
100
|
51
|
38
|
38
|
25
|
49
|
56
|
65
|
66
|
47
|
55
|
59
|
72
|
102
|
141
|
103
|
112
|
129
|
107
|
82
|
91
|
100
|
93
|
118
|
103
|
92
|
86
|
90
|
|
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