Air Quality
Excellent
No health implications.
7
PM2.5
9
PM10
75
O3
0.3
CO
7
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
26 Apr
56
Good
Mon
27 Apr
54
Good
Tue
28 Apr
52
Good
Wed
29 Apr
55
Good
Thu
30 Apr
57
Good
Fri
1 May
60
Good
Sat
2 May
33
Excellent
Air quality in the last 12 months (Baiquan)
|
2026/03
|
31
|
30
|
49
|
52
|
41
|
34
|
38
|
55
|
41
|
41
|
28
|
36
|
62
|
36
|
31
|
27
|
84
|
53
|
45
|
51
|
156
|
89
|
66
|
157
|
150
|
72
|
56
|
93
|
151
|
48
|
93
|
|
2026/02
|
49
|
43
|
52
|
56
|
39
|
23
|
35
|
37
|
72
|
101
|
52
|
52
|
77
|
68
|
19
|
53
|
53
|
25
|
55
|
82
|
101
|
48
|
25
|
20
|
61
|
27
|
25
|
24
|
|||
|
2026/01
|
30
|
46
|
65
|
27
|
27
|
65
|
28
|
40
|
62
|
47
|
57
|
80
|
54
|
43
|
66
|
55
|
37
|
63
|
48
|
35
|
38
|
30
|
41
|
37
|
28
|
60
|
59
|
41
|
35
|
30
|
47
|
|
2025/12
|
32
|
28
|
40
|
37
|
51
|
59
|
84
|
43
|
43
|
30
|
24
|
33
|
61
|
74
|
51
|
31
|
57
|
88
|
69
|
35
|
45
|
57
|
60
|
51
|
36
|
35
|
65
|
79
|
31
|
34
|
30
|
|
2025/11
|
159
|
21
|
65
|
58
|
137
|
85
|
17
|
98
|
55
|
17
|
29
|
66
|
30
|
36
|
82
|
50
|
21
|
43
|
113
|
55
|
60
|
174
|
169
|
35
|
38
|
156
|
65
|
66
|
61
|
28
|
|
|
2025/10
|
34
|
35
|
52
|
26
|
17
|
25
|
38
|
20
|
36
|
37
|
48
|
19
|
34
|
29
|
40
|
37
|
76
|
18
|
18
|
20
|
29
|
28
|
32
|
39
|
85
|
41
|
30
|
35
|
137
|
73
|
63
|
|
2025/09
|
20
|
19
|
31
|
45
|
38
|
17
|
20
|
17
|
14
|
20
|
20
|
30
|
26
|
25
|
17
|
16
|
16
|
20
|
28
|
22
|
19
|
25
|
37
|
22
|
14
|
20
|
26
|
28
|
29
|
48
|
|
|
2025/08
|
21
|
23
|
13
|
16
|
20
|
15
|
14
|
19
|
14
|
11
|
13
|
18
|
18
|
16
|
21
|
11
|
16
|
21
|
21
|
16
|
23
|
13
|
22
|
17
|
26
|
17
|
21
|
24
|
23
|
18
|
31
|
|
2025/07
|
26
|
20
|
21
|
21
|
15
|
16
|
17
|
21
|
21
|
29
|
38
|
21
|
16
|
19
|
23
|
19
|
20
|
19
|
22
|
19
|
15
|
21
|
31
|
30
|
18
|
25
|
19
|
20
|
15
|
13
|
18
|
|
2025/06
|
16
|
22
|
20
|
19
|
19
|
13
|
17
|
23
|
14
|
16
|
15
|
30
|
32
|
18
|
22
|
21
|
16
|
25
|
19
|
16
|
12
|
17
|
29
|
36
|
39
|
41
|
45
|
32
|
26
|
37
|
|
|
2025/05
|
44
|
30
|
25
|
20
|
19
|
25
|
30
|
39
|
24
|
29
|
48
|
75
|
60
|
39
|
63
|
31
|
18
|
23
|
22
|
23
|
21
|
17
|
25
|
26
|
29
|
39
|
41
|
52
|
51
|
55
|
44
|
|
2025/04
|
61
|
46
|
45
|
67
|
50
|
48
|
59
|
43
|
58
|
114
|
88
|
62
|
28
|
21
|
15
|
20
|
57
|
36
|
19
|
69
|
99
|
16
|
31
|
21
|
10
|
18
|
59
|
55
|
69
|
42
|
|
|
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