Air Quality
Excellent
No health implications.
4
PM2.5
17
PM10
92
O3
0.2
CO
5
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Mar
35
Excellent
Sat
22 Mar
35
Excellent
Sun
23 Mar
80
Good
Mon
24 Mar
67
Good
Tue
25 Mar
66
Good
Wed
26 Mar
61
Good
Thu
27 Mar
36
Excellent
Air quality in the last 12 months (Xinglong)
|
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
|
|
2024/04
|
73
|
73
|
61
|
66
|
68
|
80
|
52
|
70
|
63
|
56
|
85
|
114
|
74
|
57
|
96
|
42
|
69
|
77
|
57
|
39
|
64
|
64
|
16
|
39
|
89
|
92
|
62
|
20
|
22
|
25
|
|
|
2024/03
|
33
|
49
|
51
|
57
|
70
|
52
|
51
|
20
|
56
|
96
|
87
|
43
|
58
|
65
|
99
|
100
|
35
|
92
|
55
|
35
|
72
|
50
|
63
|
75
|
64
|
80
|
107
|
219
|
91
|
46
|
72
|
|
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