Air Quality
Excellent
No health implications.
12
PM2.5
20
PM10
111
O3
0.6
CO
8
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
9 Jul
103
Light
Thu
10 Jul
124
Light
Fri
11 Jul
113
Light
Sat
12 Jul
129
Light
Sun
13 Jul
153
Moderate
Mon
14 Jul
151
Moderate
Tue
15 Jul
25
Excellent
Air quality in the last 12 months (Baodi)
|
2025/06
|
65
|
35
|
19
|
39
|
65
|
62
|
41
|
42
|
54
|
39
|
56
|
63
|
62
|
68
|
19
|
18
|
62
|
78
|
45
|
29
|
41
|
69
|
77
|
97
|
56
|
62
|
49
|
50
|
73
|
38
|
|
|
2025/05
|
42
|
57
|
32
|
60
|
58
|
26
|
64
|
81
|
28
|
39
|
73
|
93
|
75
|
29
|
40
|
71
|
39
|
56
|
81
|
110
|
63
|
69
|
55
|
41
|
60
|
67
|
66
|
67
|
65
|
78
|
68
|
|
2025/04
|
55
|
19
|
62
|
73
|
23
|
72
|
56
|
39
|
59
|
86
|
93
|
107
|
76
|
51
|
53
|
96
|
66
|
55
|
41
|
62
|
91
|
37
|
64
|
39
|
54
|
91
|
37
|
61
|
62
|
71
|
|
|
2025/03
|
227
|
55
|
30
|
55
|
97
|
24
|
61
|
128
|
176
|
134
|
180
|
78
|
86
|
73
|
51
|
22
|
31
|
27
|
49
|
40
|
40
|
59
|
115
|
98
|
65
|
86
|
60
|
42
|
28
|
48
|
70
|
|
2025/02
|
78
|
72
|
18
|
20
|
26
|
51
|
24
|
18
|
20
|
97
|
148
|
69
|
118
|
98
|
131
|
39
|
19
|
54
|
41
|
44
|
25
|
33
|
23
|
56
|
69
|
79
|
166
|
217
|
|||
|
2025/01
|
108
|
33
|
43
|
101
|
92
|
19
|
22
|
12
|
21
|
23
|
38
|
36
|
61
|
30
|
28
|
55
|
81
|
136
|
61
|
106
|
136
|
69
|
103
|
176
|
164
|
91
|
20
|
92
|
255
|
86
|
88
|
|
2024/12
|
94
|
10
|
44
|
45
|
39
|
31
|
17
|
23
|
54
|
59
|
49
|
84
|
38
|
32
|
48
|
47
|
35
|
19
|
63
|
54
|
22
|
25
|
49
|
94
|
88
|
27
|
21
|
45
|
92
|
81
|
57
|
|
2024/11
|
139
|
97
|
60
|
18
|
60
|
67
|
104
|
106
|
123
|
101
|
60
|
79
|
53
|
39
|
57
|
46
|
29
|
45
|
65
|
90
|
44
|
41
|
56
|
102
|
61
|
9
|
18
|
22
|
41
|
57
|
|
|
2024/10
|
15
|
21
|
54
|
66
|
84
|
87
|
25
|
37
|
83
|
32
|
76
|
116
|
122
|
207
|
73
|
46
|
77
|
60
|
15
|
34
|
63
|
33
|
55
|
116
|
139
|
195
|
86
|
81
|
105
|
83
|
105
|
|
2024/09
|
21
|
15
|
35
|
48
|
33
|
31
|
31
|
47
|
72
|
37
|
16
|
26
|
43
|
41
|
30
|
56
|
56
|
47
|
48
|
29
|
11
|
20
|
49
|
62
|
66
|
37
|
42
|
69
|
55
|
11
|
|
|
2024/08
|
49
|
42
|
46
|
21
|
18
|
52
|
42
|
32
|
59
|
46
|
36
|
33
|
15
|
25
|
49
|
51
|
58
|
37
|
30
|
15
|
28
|
34
|
36
|
25
|
44
|
19
|
25
|
42
|
45
|
63
|
46
|
|
2024/07
|
27
|
41
|
31
|
75
|
99
|
25
|
64
|
30
|
64
|
67
|
86
|
86
|
70
|
91
|
58
|
52
|
26
|
27
|
43
|
34
|
42
|
27
|
65
|
54
|
21
|
21
|
29
|
26
|
40
|
17
|
27
|
|
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