Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
29
PM2.5
56
*
PM10
142
O3
0.5
CO
7
SO2
15
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
17 Jun
108
Light
Wed
18 Jun
46
Excellent
Thu
19 Jun
46
Excellent
Fri
20 Jun
62
Good
Sat
21 Jun
65
Good
Sun
22 Jun
67
Good
Mon
23 Jun
43
Excellent
Air quality in the last 12 months (Longchang)
|
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
|
|
2024/11
|
40
|
42
|
59
|
51
|
47
|
63
|
53
|
56
|
57
|
52
|
39
|
32
|
46
|
43
|
52
|
39
|
25
|
21
|
19
|
23
|
36
|
47
|
56
|
39
|
25
|
33
|
36
|
54
|
63
|
75
|
|
|
2024/10
|
23
|
27
|
22
|
34
|
46
|
53
|
46
|
57
|
66
|
65
|
50
|
42
|
32
|
45
|
69
|
123
|
30
|
34
|
37
|
26
|
27
|
25
|
38
|
62
|
65
|
50
|
28
|
52
|
74
|
64
|
61
|
|
2024/09
|
35
|
49
|
31
|
37
|
33
|
31
|
37
|
26
|
23
|
33
|
24
|
27
|
47
|
58
|
47
|
44
|
37
|
45
|
39
|
52
|
29
|
43
|
56
|
82
|
82
|
86
|
71
|
78
|
78
|
13
|
|
|
2024/08
|
37
|
27
|
24
|
19
|
24
|
26
|
29
|
29
|
40
|
35
|
49
|
68
|
60
|
55
|
52
|
35
|
44
|
46
|
50
|
60
|
59
|
62
|
43
|
41
|
30
|
37
|
55
|
58
|
39
|
47
|
51
|
|
2024/07
|
23
|
24
|
28
|
23
|
19
|
26
|
30
|
28
|
12
|
17
|
17
|
22
|
31
|
11
|
20
|
25
|
29
|
20
|
23
|
28
|
29
|
19
|
32
|
26
|
39
|
49
|
49
|
29
|
23
|
24
|
35
|
|
2024/06
|
54
|
30
|
31
|
21
|
26
|
33
|
25
|
24
|
34
|
28
|
32
|
26
|
40
|
45
|
43
|
45
|
26
|
42
|
27
|
21
|
21
|
25
|
28
|
29
|
26
|
31
|
13
|
19
|
24
|
32
|
|
|
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