Air Quality
Excellent
No health implications.
12
PM2.5
23
PM10
62
O3
0.5
CO
6
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 May
53
Good
Mon
18 May
45
Excellent
Tue
19 May
50
Excellent
Wed
20 May
53
Good
Thu
21 May
61
Good
Fri
22 May
57
Good
Sat
23 May
34
Excellent
Air quality in the last 12 months (Longjiang)
|
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
|
|
|
2025/08
|
20
|
18
|
18
|
23
|
34
|
25
|
16
|
22
|
17
|
17
|
14
|
17
|
21
|
29
|
27
|
13
|
18
|
15
|
20
|
18
|
25
|
13
|
17
|
23
|
25
|
21
|
22
|
22
|
30
|
20
|
22
|
|
2025/07
|
24
|
24
|
24
|
35
|
23
|
29
|
21
|
21
|
24
|
36
|
30
|
13
|
20
|
23
|
28
|
14
|
14
|
21
|
18
|
21
|
28
|
34
|
32
|
28
|
25
|
26
|
24
|
27
|
17
|
29
|
22
|
|
2025/06
|
31
|
35
|
18
|
23
|
29
|
20
|
19
|
27
|
14
|
24
|
24
|
31
|
28
|
31
|
33
|
24
|
21
|
34
|
21
|
22
|
18
|
33
|
42
|
43
|
46
|
28
|
43
|
34
|
37
|
28
|
|
|
2025/05
|
35
|
23
|
22
|
22
|
24
|
33
|
39
|
52
|
51
|
40
|
66
|
79
|
67
|
55
|
72
|
91
|
37
|
46
|
38
|
48
|
34
|
31
|
39
|
43
|
49
|
59
|
52
|
65
|
63
|
69
|
40
|
|
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