Air Quality
Excellent
No health implications.
18
PM2.5
24
PM10
19
O3
0.2
CO
6
SO2
25
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
5 Jun
54
Good
Sat
6 Jun
56
Good
Sun
7 Jun
49
Excellent
Mon
8 Jun
49
Excellent
Tue
9 Jun
49
Excellent
Wed
10 Jun
20
Excellent
Thu
11 Jun
32
Excellent
Air quality in the last 12 months (Longtan)
|
2026/04
|
112
|
150
|
243
|
51
|
39
|
38
|
41
|
39
|
61
|
56
|
26
|
58
|
60
|
63
|
87
|
88
|
65
|
52
|
60
|
113
|
73
|
49
|
54
|
72
|
69
|
36
|
32
|
36
|
36
|
38
|
|
|
2026/03
|
52
|
66
|
83
|
53
|
61
|
47
|
49
|
55
|
61
|
48
|
73
|
97
|
52
|
92
|
136
|
171
|
150
|
75
|
62
|
84
|
84
|
134
|
118
|
69
|
145
|
226
|
134
|
198
|
123
|
56
|
77
|
|
2026/02
|
65
|
53
|
54
|
105
|
79
|
53
|
64
|
38
|
43
|
102
|
63
|
88
|
133
|
93
|
48
|
43
|
73
|
66
|
40
|
52
|
72
|
128
|
86
|
54
|
56
|
60
|
47
|
44
|
|||
|
2026/01
|
56
|
43
|
73
|
90
|
49
|
36
|
42
|
43
|
62
|
91
|
54
|
39
|
37
|
34
|
59
|
85
|
45
|
60
|
37
|
39
|
43
|
31
|
29
|
42
|
78
|
89
|
67
|
63
|
81
|
60
|
74
|
|
2025/12
|
51
|
40
|
27
|
38
|
29
|
63
|
55
|
34
|
58
|
82
|
40
|
43
|
75
|
109
|
67
|
67
|
91
|
62
|
41
|
38
|
47
|
35
|
43
|
71
|
40
|
45
|
51
|
73
|
30
|
25
|
42
|
|
2025/11
|
50
|
37
|
44
|
56
|
93
|
98
|
43
|
60
|
37
|
46
|
146
|
91
|
52
|
133
|
139
|
59
|
132
|
48
|
35
|
41
|
49
|
55
|
118
|
321
|
500
|
277
|
66
|
42
|
41
|
50
|
|
|
2025/10
|
38
|
52
|
38
|
32
|
24
|
23
|
26
|
32
|
43
|
43
|
28
|
44
|
132
|
232
|
67
|
60
|
85
|
34
|
25
|
27
|
37
|
47
|
70
|
70
|
73
|
44
|
35
|
74
|
146
|
52
|
46
|
|
2025/09
|
22
|
26
|
27
|
32
|
33
|
22
|
20
|
19
|
22
|
26
|
26
|
34
|
50
|
34
|
18
|
26
|
27
|
24
|
27
|
30
|
33
|
24
|
30
|
22
|
23
|
31
|
29
|
28
|
33
|
36
|
|
|
2025/08
|
21
|
23
|
18
|
18
|
20
|
22
|
19
|
24
|
23
|
18
|
28
|
26
|
23
|
20
|
28
|
22
|
16
|
22
|
31
|
26
|
22
|
18
|
25
|
18
|
15
|
21
|
26
|
21
|
23
|
27
|
27
|
|
2025/07
|
16
|
17
|
17
|
19
|
23
|
16
|
23
|
31
|
35
|
35
|
34
|
35
|
27
|
24
|
21
|
12
|
16
|
16
|
18
|
18
|
17
|
22
|
15
|
15
|
21
|
32
|
16
|
22
|
19
|
12
|
17
|
|
2025/06
|
29
|
44
|
16
|
28
|
26
|
31
|
30
|
26
|
39
|
22
|
16
|
22
|
34
|
34
|
36
|
22
|
37
|
27
|
40
|
39
|
15
|
22
|
30
|
40
|
41
|
41
|
51
|
27
|
35
|
32
|
|
|
2025/05
|
31
|
21
|
25
|
21
|
36
|
27
|
39
|
45
|
62
|
36
|
54
|
57
|
49
|
48
|
40
|
33
|
23
|
31
|
23
|
28
|
47
|
40
|
30
|
36
|
35
|
38
|
44
|
34
|
44
|
40
|
52
|
|
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