Air Quality
Excellent
No health implications.
27
PM2.5
36
PM10
80
O3
0.6
CO
2
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Jun
72
Good
Tue
16 Jun
59
Good
Wed
17 Jun
76
Good
Thu
18 Jun
100
Good
Fri
19 Jun
108
Light
Sat
20 Jun
50
Excellent
Sun
21 Jun
32
Excellent
Air quality in the last 12 months (Huairou)
|
2026/05
|
58
|
41
|
21
|
33
|
60
|
50
|
27
|
36
|
58
|
51
|
53
|
80
|
88
|
96
|
68
|
58
|
29
|
26
|
38
|
45
|
30
|
35
|
38
|
64
|
39
|
30
|
42
|
30
|
27
|
52
|
68
|
|
2026/04
|
41
|
71
|
96
|
53
|
40
|
26
|
31
|
68
|
69
|
37
|
45
|
68
|
78
|
72
|
97
|
95
|
59
|
93
|
68
|
86
|
61
|
68
|
55
|
63
|
65
|
49
|
33
|
33
|
25
|
38
|
|
|
2026/03
|
101
|
116
|
99
|
47
|
69
|
33
|
67
|
67
|
23
|
77
|
58
|
96
|
85
|
41
|
65
|
66
|
136
|
32
|
36
|
49
|
67
|
79
|
121
|
134
|
149
|
135
|
31
|
72
|
64
|
29
|
48
|
|
2026/02
|
23
|
13
|
42
|
69
|
25
|
11
|
10
|
19
|
72
|
78
|
19
|
56
|
61
|
59
|
10
|
17
|
52
|
34
|
51
|
66
|
150
|
30
|
30
|
64
|
106
|
70
|
37
|
80
|
|||
|
2026/01
|
17
|
18
|
30
|
33
|
22
|
24
|
16
|
38
|
62
|
16
|
24
|
40
|
24
|
62
|
86
|
60
|
24
|
31
|
11
|
14
|
15
|
21
|
26
|
20
|
31
|
50
|
26
|
55
|
66
|
104
|
68
|
|
2025/12
|
24
|
20
|
21
|
23
|
36
|
76
|
39
|
25
|
44
|
64
|
36
|
41
|
36
|
34
|
58
|
38
|
47
|
162
|
163
|
19
|
24
|
61
|
58
|
17
|
18
|
37
|
53
|
85
|
20
|
18
|
18
|
|
2025/11
|
9
|
11
|
47
|
60
|
152
|
170
|
75
|
47
|
15
|
23
|
59
|
83
|
14
|
40
|
58
|
23
|
15
|
19
|
30
|
23
|
32
|
44
|
72
|
41
|
26
|
51
|
23
|
57
|
84
|
76
|
|
|
2025/10
|
28
|
39
|
32
|
27
|
36
|
16
|
26
|
16
|
8
|
14
|
15
|
24
|
36
|
50
|
48
|
74
|
27
|
12
|
12
|
12
|
13
|
38
|
56
|
87
|
96
|
17
|
22
|
87
|
200
|
139
|
60
|
|
2025/09
|
14
|
40
|
46
|
52
|
54
|
15
|
15
|
12
|
42
|
28
|
50
|
58
|
55
|
17
|
10
|
13
|
8
|
10
|
22
|
24
|
34
|
38
|
24
|
42
|
24
|
32
|
38
|
30
|
16
|
22
|
|
|
2025/08
|
40
|
53
|
17
|
40
|
22
|
24
|
14
|
27
|
7
|
20
|
38
|
27
|
19
|
24
|
43
|
13
|
32
|
40
|
18
|
17
|
34
|
16
|
19
|
14
|
17
|
20
|
16
|
13
|
34
|
30
|
22
|
|
2025/07
|
22
|
35
|
21
|
31
|
16
|
8
|
25
|
39
|
37
|
30
|
46
|
44
|
11
|
25
|
41
|
26
|
10
|
21
|
48
|
16
|
19
|
34
|
39
|
26
|
23
|
46
|
36
|
13
|
7
|
12
|
24
|
|
2025/06
|
55
|
17
|
9
|
17
|
42
|
24
|
20
|
44
|
39
|
22
|
42
|
62
|
57
|
49
|
12
|
12
|
30
|
57
|
33
|
19
|
11
|
22
|
39
|
50
|
65
|
52
|
69
|
45
|
51
|
47
|
|
|
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