Air Quality
Excellent
No health implications.
14
PM2.5
29
PM10
87
O3
0.4
CO
4
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Mar
53
Good
Mon
16 Mar
83
Good
Tue
17 Mar
85
Good
Wed
18 Mar
65
Good
Thu
19 Mar
55
Good
Fri
20 Mar
72
Good
Sat
21 Mar
33
Excellent
Air quality in the last 12 months (Longjiang)
|
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
|
|
2025/04
|
73
|
55
|
63
|
92
|
91
|
47
|
63
|
46
|
75
|
140
|
81
|
11
|
18
|
29
|
30
|
40
|
51
|
29
|
34
|
86
|
108
|
23
|
35
|
28
|
27
|
41
|
52
|
35
|
107
|
29
|
|
|
2025/03
|
23
|
36
|
41
|
53
|
87
|
53
|
54
|
50
|
89
|
124
|
61
|
30
|
28
|
27
|
32
|
29
|
46
|
39
|
76
|
34
|
41
|
33
|
132
|
33
|
44
|
52
|
18
|
24
|
28
|
34
|
58
|
|
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