Air Quality
Excellent
No health implications.
4
PM2.5
7
PM10
61
O3
0.5
CO
4
SO2
28
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
7 Jun
75
Good
Sun
8 Jun
92
Good
Mon
9 Jun
87
Good
Tue
10 Jun
93
Good
Wed
11 Jun
100
Good
Thu
12 Jun
107
Light
Fri
13 Jun
92
Good
Air quality in the last 12 months (Baohe)
|
2025/04
|
52
|
67
|
55
|
64
|
77
|
66
|
64
|
65
|
67
|
72
|
57
|
166
|
85
|
77
|
49
|
56
|
66
|
66
|
74
|
62
|
49
|
63
|
78
|
73
|
63
|
54
|
45
|
68
|
57
|
59
|
|
|
2025/03
|
52
|
43
|
22
|
63
|
78
|
69
|
62
|
75
|
98
|
82
|
59
|
126
|
92
|
40
|
37
|
51
|
38
|
49
|
51
|
49
|
50
|
61
|
62
|
88
|
64
|
65
|
100
|
85
|
165
|
87
|
52
|
|
2025/02
|
62
|
55
|
115
|
73
|
52
|
44
|
85
|
36
|
45
|
53
|
68
|
99
|
62
|
83
|
100
|
88
|
70
|
55
|
69
|
64
|
55
|
66
|
98
|
82
|
78
|
116
|
65
|
58
|
|||
|
2025/01
|
89
|
148
|
187
|
135
|
102
|
75
|
48
|
67
|
47
|
53
|
67
|
78
|
91
|
114
|
63
|
63
|
76
|
84
|
123
|
156
|
115
|
163
|
146
|
63
|
28
|
62
|
47
|
52
|
121
|
68
|
103
|
|
2024/12
|
61
|
80
|
88
|
56
|
76
|
131
|
125
|
47
|
53
|
63
|
102
|
82
|
88
|
75
|
57
|
59
|
81
|
91
|
52
|
75
|
90
|
59
|
69
|
82
|
103
|
128
|
85
|
91
|
76
|
78
|
101
|
|
2024/11
|
51
|
94
|
88
|
79
|
50
|
52
|
46
|
47
|
55
|
51
|
56
|
62
|
61
|
72
|
86
|
67
|
27
|
31
|
29
|
39
|
46
|
80
|
48
|
46
|
41
|
48
|
65
|
59
|
45
|
61
|
|
|
2024/10
|
29
|
44
|
27
|
32
|
33
|
15
|
14
|
38
|
47
|
64
|
71
|
68
|
68
|
56
|
61
|
63
|
34
|
15
|
30
|
36
|
47
|
42
|
63
|
54
|
46
|
39
|
57
|
110
|
103
|
48
|
42
|
|
2024/09
|
46
|
42
|
31
|
47
|
44
|
47
|
45
|
49
|
34
|
33
|
24
|
14
|
22
|
48
|
31
|
32
|
19
|
29
|
27
|
23
|
28
|
30
|
32
|
38
|
55
|
48
|
27
|
48
|
48
|
53
|
|
|
2024/08
|
21
|
25
|
28
|
31
|
35
|
34
|
37
|
40
|
46
|
38
|
63
|
68
|
48
|
28
|
27
|
26
|
40
|
43
|
46
|
24
|
39
|
39
|
40
|
42
|
51
|
49
|
23
|
19
|
25
|
36
|
45
|
|
2024/07
|
18
|
15
|
21
|
23
|
26
|
27
|
25
|
25
|
29
|
25
|
39
|
37
|
15
|
10
|
27
|
42
|
31
|
28
|
31
|
23
|
30
|
29
|
37
|
48
|
28
|
29
|
15
|
16
|
18
|
22
|
26
|
|
2024/06
|
48
|
45
|
44
|
51
|
46
|
29
|
42
|
52
|
47
|
20
|
33
|
44
|
38
|
46
|
55
|
48
|
41
|
45
|
24
|
33
|
21
|
18
|
26
|
34
|
26
|
49
|
35
|
10
|
10
|
13
|
|
|
2024/05
|
48
|
50
|
47
|
43
|
49
|
37
|
52
|
45
|
52
|
62
|
52
|
130
|
88
|
64
|
67
|
42
|
60
|
66
|
59
|
55
|
51
|
46
|
51
|
62
|
56
|
33
|
28
|
36
|
46
|
41
|
44
|
|
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