Air Quality
Excellent
No health implications.
19
PM2.5
41
PM10
26
O3
0.4
CO
2
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Aug
48
Excellent
Sat
22 Aug
51
Good
Sun
23 Aug
44
Excellent
Mon
24 Aug
41
Excellent
Tue
25 Aug
39
Excellent
Wed
26 Aug
40
Excellent
Thu
27 Aug
30
Excellent
Air quality in the last 12 months (Bijiang)
|
2026/07
|
22
|
25
|
21
|
21
|
17
|
18
|
25
|
24
|
20
|
21
|
26
|
26
|
28
|
28
|
31
|
24
|
21
|
22
|
21
|
33
|
34
|
35
|
28
|
28
|
26
|
27
|
24
|
21
|
22
|
24
|
16
|
|
2026/06
|
32
|
29
|
27
|
29
|
40
|
37
|
31
|
27
|
26
|
26
|
29
|
24
|
19
|
28
|
35
|
34
|
35
|
32
|
17
|
21
|
17
|
21
|
20
|
18
|
22
|
29
|
40
|
34
|
33
|
24
|
|
|
2026/05
|
33
|
42
|
28
|
35
|
37
|
41
|
45
|
28
|
27
|
37
|
48
|
50
|
23
|
30
|
35
|
46
|
26
|
24
|
20
|
21
|
27
|
30
|
29
|
37
|
37
|
38
|
21
|
26
|
32
|
36
|
35
|
|
2026/04
|
28
|
27
|
24
|
36
|
49
|
34
|
40
|
34
|
43
|
48
|
25
|
26
|
29
|
25
|
20
|
20
|
27
|
36
|
37
|
31
|
18
|
18
|
21
|
26
|
34
|
43
|
31
|
25
|
29
|
32
|
|
|
2026/03
|
13
|
20
|
37
|
38
|
35
|
45
|
45
|
18
|
22
|
39
|
37
|
46
|
58
|
60
|
37
|
20
|
18
|
20
|
33
|
41
|
31
|
30
|
26
|
21
|
25
|
20
|
20
|
26
|
29
|
20
|
32
|
|
2026/02
|
54
|
68
|
72
|
79
|
70
|
70
|
102
|
63
|
49
|
50
|
52
|
60
|
66
|
56
|
52
|
28
|
42
|
54
|
42
|
51
|
53
|
45
|
27
|
45
|
55
|
17
|
17
|
18
|
|||
|
2026/01
|
33
|
58
|
59
|
36
|
44
|
56
|
57
|
47
|
62
|
84
|
78
|
83
|
90
|
109
|
108
|
125
|
106
|
110
|
60
|
40
|
61
|
60
|
83
|
86
|
57
|
27
|
63
|
78
|
63
|
23
|
54
|
|
2025/12
|
50
|
79
|
66
|
54
|
53
|
48
|
55
|
58
|
57
|
67
|
57
|
141
|
37
|
41
|
52
|
57
|
56
|
60
|
61
|
59
|
42
|
49
|
30
|
50
|
57
|
58
|
55
|
59
|
70
|
77
|
60
|
|
2025/11
|
27
|
24
|
19
|
17
|
23
|
14
|
18
|
13
|
11
|
19
|
33
|
33
|
36
|
38
|
36
|
38
|
44
|
24
|
27
|
32
|
30
|
33
|
41
|
34
|
45
|
46
|
48
|
48
|
46
|
47
|
|
|
2025/10
|
27
|
23
|
26
|
27
|
29
|
29
|
27
|
30
|
30
|
29
|
28
|
37
|
32
|
17
|
22
|
17
|
18
|
13
|
13
|
12
|
12
|
27
|
31
|
34
|
47
|
38
|
26
|
29
|
41
|
38
|
31
|
|
2025/09
|
23
|
22
|
26
|
27
|
26
|
36
|
27
|
29
|
25
|
34
|
41
|
38
|
34
|
33
|
25
|
25
|
26
|
28
|
19
|
14
|
23
|
26
|
19
|
19
|
21
|
17
|
21
|
28
|
32
|
20
|
|
|
2025/08
|
28
|
26
|
29
|
28
|
32
|
22
|
20
|
17
|
23
|
21
|
27
|
17
|
23
|
23
|
18
|
22
|
23
|
28
|
24
|
20
|
15
|
20
|
23
|
21
|
19
|
23
|
22
|
22
|
28
|
27
|
25
|
|
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