Air Quality
Excellent
No health implications.
4
PM2.5
18
PM10
39
O3
0.4
CO
6
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Oct
58
Good
Wed
21 Oct
55
Good
Thu
22 Oct
52
Good
Fri
23 Oct
52
Good
Sat
24 Oct
56
Good
Sun
25 Oct
55
Good
Mon
26 Oct
32
Excellent
Air quality in the last 12 months (Longjiang)
|
2026/08
|
14
|
17
|
18
|
25
|
28
|
22
|
24
|
28
|
25
|
27
|
29
|
15
|
24
|
23
|
26
|
33
|
21
|
21
|
22
|
37
|
26
|
14
|
22
|
30
|
34
|
27
|
22
|
26
|
17
|
12
|
18
|
|
2026/07
|
44
|
35
|
26
|
27
|
28
|
28
|
28
|
24
|
22
|
32
|
35
|
22
|
31
|
27
|
20
|
25
|
25
|
24
|
27
|
34
|
31
|
28
|
33
|
25
|
28
|
32
|
26
|
28
|
21
|
16
|
22
|
|
2026/06
|
28
|
27
|
31
|
23
|
17
|
19
|
23
|
15
|
23
|
26
|
35
|
28
|
26
|
24
|
21
|
28
|
33
|
31
|
38
|
43
|
30
|
26
|
30
|
32
|
34
|
33
|
33
|
30
|
41
|
44
|
|
|
2026/05
|
29
|
28
|
27
|
41
|
39
|
27
|
30
|
34
|
38
|
67
|
52
|
64
|
62
|
106
|
29
|
25
|
22
|
31
|
43
|
40
|
44
|
45
|
36
|
48
|
26
|
27
|
31
|
31
|
25
|
33
|
67
|
|
2026/04
|
35
|
81
|
74
|
76
|
60
|
33
|
37
|
39
|
35
|
32
|
28
|
40
|
32
|
47
|
66
|
43
|
64
|
38
|
35
|
50
|
34
|
28
|
41
|
37
|
32
|
28
|
32
|
35
|
38
|
48
|
|
|
2026/03
|
46
|
44
|
56
|
39
|
28
|
34
|
41
|
53
|
45
|
45
|
47
|
50
|
92
|
36
|
41
|
45
|
123
|
56
|
61
|
120
|
177
|
112
|
118
|
129
|
115
|
84
|
76
|
60
|
52
|
37
|
82
|
|
2026/02
|
35
|
43
|
50
|
31
|
47
|
31
|
34
|
49
|
51
|
75
|
47
|
79
|
81
|
59
|
33
|
66
|
60
|
29
|
43
|
92
|
139
|
39
|
36
|
36
|
51
|
30
|
40
|
51
|
|||
|
2026/01
|
42
|
39
|
49
|
33
|
32
|
63
|
32
|
38
|
54
|
70
|
39
|
53
|
23
|
35
|
54
|
46
|
30
|
30
|
28
|
27
|
25
|
26
|
29
|
30
|
30
|
47
|
35
|
31
|
34
|
32
|
35
|
|
2025/12
|
29
|
25
|
28
|
48
|
50
|
56
|
60
|
38
|
42
|
33
|
31
|
45
|
49
|
59
|
70
|
44
|
62
|
102
|
119
|
44
|
29
|
62
|
62
|
36
|
26
|
33
|
62
|
47
|
34
|
26
|
32
|
|
2025/11
|
59
|
42
|
67
|
68
|
71
|
48
|
38
|
132
|
33
|
29
|
35
|
37
|
28
|
33
|
77
|
43
|
33
|
40
|
45
|
40
|
36
|
52
|
53
|
41
|
40
|
49
|
31
|
55
|
83
|
45
|
|
|
2025/10
|
30
|
34
|
55
|
30
|
27
|
30
|
39
|
26
|
34
|
40
|
40
|
23
|
31
|
29
|
32
|
31
|
25
|
24
|
23
|
21
|
32
|
33
|
45
|
57
|
56
|
31
|
31
|
36
|
123
|
44
|
86
|
|
2025/09
|
23
|
31
|
41
|
48
|
44
|
41
|
30
|
25
|
29
|
21
|
25
|
34
|
28
|
27
|
32
|
18
|
25
|
21
|
28
|
24
|
30
|
35
|
38
|
22
|
26
|
33
|
31
|
38
|
31
|
41
|
|
|
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