Air Quality
Excellent
No health implications.
14
PM2.5
33
PM10
112
O3
0.5
CO
13
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Apr
65
Good
Sun
20 Apr
87
Good
Mon
21 Apr
86
Good
Tue
22 Apr
63
Good
Wed
23 Apr
81
Good
Thu
24 Apr
82
Good
Fri
25 Apr
50
Excellent
Air quality in the last 12 months (Qinghemen)
|
2025/02
|
75
|
77
|
39
|
31
|
47
|
66
|
64
|
44
|
49
|
92
|
106
|
47
|
88
|
89
|
121
|
53
|
30
|
32
|
42
|
46
|
41
|
42
|
44
|
82
|
79
|
79
|
140
|
212
|
|||
|
2025/01
|
47
|
40
|
71
|
95
|
82
|
67
|
41
|
38
|
35
|
54
|
76
|
90
|
99
|
47
|
44
|
68
|
97
|
134
|
59
|
80
|
59
|
68
|
122
|
124
|
93
|
96
|
57
|
46
|
130
|
49
|
65
|
|
2024/12
|
75
|
28
|
51
|
49
|
64
|
35
|
42
|
55
|
101
|
53
|
55
|
86
|
61
|
50
|
34
|
63
|
34
|
54
|
68
|
63
|
38
|
62
|
48
|
79
|
99
|
38
|
36
|
43
|
92
|
87
|
57
|
|
2024/11
|
65
|
54
|
56
|
31
|
49
|
54
|
99
|
131
|
74
|
44
|
60
|
67
|
66
|
39
|
53
|
27
|
27
|
30
|
73
|
83
|
66
|
43
|
84
|
156
|
74
|
30
|
47
|
52
|
68
|
85
|
|
|
2024/10
|
26
|
28
|
33
|
48
|
62
|
28
|
34
|
37
|
57
|
30
|
44
|
43
|
60
|
43
|
25
|
49
|
59
|
40
|
30
|
42
|
41
|
28
|
31
|
48
|
78
|
48
|
31
|
72
|
84
|
37
|
76
|
|
2024/09
|
20
|
19
|
32
|
30
|
17
|
30
|
27
|
33
|
39
|
25
|
41
|
37
|
37
|
14
|
32
|
39
|
30
|
29
|
46
|
9
|
16
|
24
|
35
|
48
|
38
|
39
|
44
|
50
|
38
|
15
|
|
|
2024/08
|
27
|
18
|
45
|
21
|
21
|
26
|
37
|
44
|
45
|
31
|
45
|
23
|
15
|
23
|
26
|
34
|
46
|
46
|
30
|
20
|
17
|
21
|
28
|
47
|
26
|
28
|
23
|
29
|
38
|
43
|
23
|
|
2024/07
|
52
|
53
|
24
|
39
|
60
|
49
|
25
|
53
|
56
|
52
|
61
|
70
|
52
|
50
|
46
|
21
|
24
|
36
|
50
|
36
|
43
|
28
|
36
|
25
|
21
|
9
|
15
|
16
|
29
|
42
|
31
|
|
2024/06
|
26
|
42
|
38
|
44
|
46
|
46
|
37
|
36
|
37
|
51
|
57
|
53
|
32
|
26
|
16
|
31
|
59
|
59
|
48
|
29
|
26
|
67
|
73
|
14
|
23
|
43
|
61
|
46
|
29
|
27
|
|
|
2024/05
|
46
|
50
|
61
|
58
|
47
|
66
|
61
|
72
|
74
|
84
|
85
|
46
|
58
|
64
|
41
|
56
|
64
|
61
|
30
|
26
|
51
|
49
|
29
|
27
|
52
|
36
|
19
|
35
|
54
|
41
|
15
|
|
2024/04
|
62
|
71
|
37
|
49
|
81
|
69
|
69
|
61
|
79
|
87
|
90
|
110
|
53
|
36
|
179
|
55
|
65
|
57
|
45
|
84
|
88
|
50
|
29
|
29
|
53
|
57
|
30
|
15
|
38
|
41
|
|
|
2024/03
|
31
|
49
|
45
|
76
|
48
|
49
|
66
|
45
|
80
|
118
|
86
|
55
|
83
|
115
|
88
|
213
|
84
|
50
|
24
|
28
|
77
|
51
|
65
|
20
|
25
|
67
|
99
|
189
|
94
|
77
|
75
|
|
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