Air Quality
Excellent
No health implications.
4
PM2.5
24
PM10
51
O3
0.4
CO
4
SO2
18
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
4 Jun
73
Good
Thu
5 Jun
114
Light
Fri
6 Jun
87
Good
Sat
7 Jun
88
Good
Sun
8 Jun
97
Good
Mon
9 Jun
18
Excellent
Tue
10 Jun
26
Excellent
Air quality in the last 12 months (Xinglong)
|
2025/04
|
44
|
17
|
51
|
59
|
18
|
58
|
54
|
39
|
45
|
70
|
88
|
114
|
55
|
34
|
56
|
83
|
61
|
34
|
27
|
58
|
63
|
39
|
62
|
31
|
40
|
79
|
26
|
46
|
60
|
41
|
|
|
2025/03
|
164
|
50
|
36
|
55
|
68
|
28
|
59
|
96
|
135
|
123
|
168
|
43
|
72
|
62
|
39
|
21
|
21
|
20
|
31
|
25
|
29
|
44
|
107
|
76
|
41
|
91
|
45
|
34
|
29
|
43
|
57
|
|
2025/02
|
78
|
57
|
10
|
11
|
16
|
32
|
15
|
12
|
20
|
53
|
107
|
31
|
56
|
55
|
76
|
28
|
17
|
41
|
30
|
23
|
17
|
23
|
14
|
33
|
48
|
56
|
103
|
149
|
|||
|
2025/01
|
54
|
26
|
36
|
58
|
52
|
22
|
18
|
13
|
13
|
21
|
37
|
33
|
39
|
25
|
28
|
51
|
66
|
80
|
50
|
67
|
52
|
55
|
88
|
110
|
131
|
86
|
13
|
16
|
84
|
51
|
78
|
|
2024/12
|
53
|
20
|
34
|
27
|
25
|
20
|
11
|
25
|
39
|
47
|
43
|
71
|
24
|
25
|
38
|
35
|
21
|
22
|
53
|
45
|
19
|
24
|
44
|
73
|
72
|
20
|
15
|
34
|
73
|
56
|
44
|
|
2024/11
|
111
|
88
|
66
|
19
|
34
|
42
|
83
|
119
|
119
|
99
|
55
|
59
|
56
|
42
|
57
|
37
|
21
|
35
|
57
|
63
|
32
|
33
|
48
|
80
|
48
|
9
|
13
|
15
|
25
|
34
|
|
|
2024/10
|
16
|
18
|
31
|
55
|
70
|
57
|
19
|
23
|
57
|
22
|
54
|
75
|
92
|
142
|
43
|
37
|
59
|
49
|
17
|
27
|
48
|
26
|
37
|
62
|
104
|
144
|
40
|
40
|
74
|
51
|
86
|
|
2024/09
|
21
|
15
|
27
|
47
|
20
|
22
|
22
|
33
|
53
|
22
|
25
|
24
|
29
|
28
|
24
|
37
|
32
|
41
|
51
|
17
|
11
|
18
|
30
|
48
|
41
|
28
|
44
|
47
|
55
|
10
|
|
|
2024/08
|
20
|
32
|
33
|
18
|
22
|
34
|
44
|
38
|
42
|
36
|
33
|
21
|
17
|
25
|
35
|
40
|
45
|
31
|
18
|
12
|
24
|
24
|
29
|
26
|
35
|
17
|
27
|
35
|
38
|
50
|
39
|
|
2024/07
|
26
|
36
|
25
|
42
|
62
|
42
|
39
|
40
|
58
|
62
|
70
|
50
|
51
|
55
|
55
|
44
|
21
|
24
|
38
|
27
|
47
|
20
|
55
|
55
|
17
|
14
|
30
|
27
|
41
|
16
|
19
|
|
2024/06
|
32
|
35
|
39
|
51
|
55
|
58
|
49
|
31
|
47
|
55
|
49
|
50
|
63
|
33
|
27
|
43
|
59
|
71
|
73
|
53
|
47
|
104
|
143
|
23
|
44
|
55
|
62
|
55
|
60
|
32
|
|
|
2024/05
|
39
|
57
|
59
|
72
|
87
|
60
|
56
|
68
|
74
|
124
|
174
|
29
|
50
|
59
|
25
|
52
|
62
|
73
|
56
|
25
|
40
|
68
|
67
|
24
|
20
|
16
|
31
|
47
|
61
|
43
|
13
|
|
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