Air Quality
Excellent
No health implications.
6
PM2.5
10
PM10
107
O3
0.6
CO
7
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
9 Jul
101
Light
Thu
10 Jul
120
Light
Fri
11 Jul
134
Light
Sat
12 Jul
140
Light
Sun
13 Jul
147
Light
Mon
14 Jul
141
Light
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