Air Quality
Excellent
No health implications.
17
PM2.5
36
PM10
56
O3
0.5
CO
3
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
26 Apr
51
Good
Sun
27 Apr
52
Good
Mon
28 Apr
65
Good
Tue
29 Apr
42
Excellent
Wed
30 Apr
73
Good
Thu
1 May
81
Good
Fri
2 May
46
Excellent
Air quality in the last 12 months (Bijiang)
|
2025/02
|
25
|
19
|
38
|
42
|
56
|
52
|
47
|
71
|
47
|
47
|
47
|
58
|
70
|
36
|
36
|
47
|
34
|
31
|
34
|
37
|
89
|
33
|
50
|
83
|
44
|
38
|
33
|
38
|
|||
|
2025/01
|
91
|
100
|
97
|
117
|
99
|
72
|
62
|
52
|
45
|
54
|
59
|
69
|
62
|
64
|
73
|
68
|
77
|
90
|
86
|
88
|
108
|
131
|
137
|
113
|
22
|
27
|
45
|
91
|
163
|
93
|
46
|
|
2024/12
|
43
|
42
|
77
|
71
|
25
|
38
|
41
|
42
|
49
|
29
|
36
|
61
|
63
|
50
|
48
|
49
|
68
|
69
|
72
|
77
|
86
|
74
|
54
|
63
|
68
|
68
|
70
|
88
|
95
|
100
|
70
|
|
2024/11
|
37
|
50
|
53
|
48
|
58
|
53
|
45
|
47
|
50
|
41
|
32
|
48
|
62
|
59
|
87
|
67
|
13
|
13
|
12
|
15
|
23
|
22
|
52
|
31
|
18
|
20
|
27
|
30
|
30
|
38
|
|
|
2024/10
|
14
|
28
|
35
|
32
|
42
|
50
|
42
|
30
|
36
|
37
|
54
|
65
|
52
|
27
|
39
|
28
|
30
|
28
|
24
|
16
|
18
|
18
|
22
|
29
|
28
|
31
|
34
|
41
|
39
|
37
|
41
|
|
2024/09
|
29
|
24
|
29
|
23
|
38
|
35
|
35
|
31
|
23
|
23
|
30
|
34
|
20
|
20
|
32
|
37
|
32
|
30
|
29
|
29
|
30
|
19
|
27
|
28
|
31
|
36
|
41
|
37
|
50
|
49
|
|
|
2024/08
|
14
|
20
|
18
|
16
|
18
|
19
|
19
|
21
|
21
|
22
|
29
|
48
|
36
|
31
|
36
|
31
|
26
|
22
|
18
|
21
|
23
|
21
|
17
|
15
|
14
|
19
|
21
|
16
|
17
|
19
|
20
|
|
2024/07
|
12
|
14
|
15
|
16
|
13
|
12
|
12
|
14
|
16
|
17
|
16
|
19
|
23
|
20
|
17
|
15
|
16
|
16
|
13
|
15
|
18
|
19
|
17
|
15
|
17
|
24
|
20
|
20
|
15
|
18
|
19
|
|
2024/06
|
19
|
16
|
20
|
10
|
11
|
13
|
16
|
12
|
11
|
10
|
13
|
13
|
18
|
13
|
17
|
18
|
13
|
10
|
12
|
16
|
23
|
14
|
14
|
13
|
18
|
12
|
9
|
17
|
13
|
14
|
|
|
2024/05
|
13
|
17
|
10
|
10
|
14
|
21
|
26
|
33
|
26
|
28
|
15
|
31
|
24
|
31
|
42
|
52
|
43
|
18
|
9
|
10
|
17
|
31
|
27
|
22
|
22
|
21
|
13
|
27
|
12
|
8
|
14
|
|
2024/04
|
27
|
25
|
16
|
28
|
18
|
15
|
15
|
23
|
17
|
23
|
28
|
29
|
24
|
25
|
45
|
31
|
11
|
32
|
16
|
24
|
45
|
40
|
29
|
31
|
16
|
17
|
18
|
20
|
17
|
10
|
|
|
2024/03
|
72
|
47
|
44
|
40
|
29
|
53
|
63
|
49
|
56
|
47
|
43
|
35
|
34
|
33
|
39
|
24
|
21
|
14
|
30
|
56
|
46
|
44
|
39
|
29
|
21
|
13
|
22
|
22
|
23
|
29
|
24
|
|
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