Air Quality
Excellent
No health implications.
19
PM2.5
31
PM10
23
O3
0.4
CO
5
SO2
42
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Jul
105
Light
Tue
15 Jul
107
Light
Wed
16 Jul
110
Light
Thu
17 Jul
121
Light
Fri
18 Jul
90
Good
Sat
19 Jul
20
Excellent
Sun
20 Jul
30
Excellent
Air quality in the last 12 months (Queshan)
|
2025/06
|
48
|
48
|
59
|
44
|
48
|
40
|
49
|
47
|
40
|
39
|
41
|
50
|
49
|
37
|
35
|
46
|
47
|
29
|
15
|
30
|
43
|
21
|
37
|
31
|
45
|
26
|
21
|
22
|
16
|
23
|
|
|
2025/05
|
70
|
95
|
56
|
50
|
74
|
207
|
165
|
77
|
73
|
41
|
43
|
46
|
53
|
48
|
71
|
55
|
196
|
99
|
95
|
69
|
62
|
78
|
66
|
60
|
50
|
60
|
69
|
68
|
58
|
41
|
30
|
|
2025/04
|
66
|
65
|
60
|
83
|
71
|
80
|
76
|
78
|
100
|
96
|
66
|
235
|
122
|
71
|
52
|
72
|
77
|
75
|
52
|
66
|
66
|
66
|
91
|
92
|
69
|
68
|
72
|
50
|
50
|
67
|
|
|
2025/03
|
83
|
70
|
43
|
50
|
61
|
75
|
78
|
73
|
86
|
84
|
76
|
103
|
112
|
52
|
66
|
55
|
43
|
54
|
48
|
43
|
38
|
57
|
59
|
64
|
54
|
70
|
119
|
164
|
80
|
67
|
75
|
|
2025/02
|
95
|
106
|
130
|
67
|
53
|
45
|
103
|
60
|
56
|
66
|
82
|
95
|
65
|
78
|
69
|
74
|
86
|
84
|
106
|
85
|
80
|
99
|
118
|
78
|
67
|
83
|
88
|
81
|
|||
|
2025/01
|
122
|
142
|
140
|
203
|
83
|
74
|
62
|
61
|
57
|
65
|
70
|
69
|
94
|
134
|
65
|
60
|
69
|
87
|
100
|
115
|
126
|
213
|
109
|
92
|
95
|
75
|
53
|
116
|
191
|
144
|
117
|
|
2024/12
|
61
|
76
|
77
|
101
|
71
|
55
|
92
|
59
|
68
|
90
|
113
|
119
|
83
|
55
|
51
|
65
|
97
|
76
|
61
|
72
|
75
|
60
|
79
|
103
|
93
|
165
|
163
|
48
|
76
|
91
|
84
|
|
2024/11
|
119
|
94
|
86
|
73
|
62
|
74
|
65
|
61
|
70
|
81
|
111
|
114
|
91
|
114
|
119
|
69
|
40
|
44
|
41
|
54
|
53
|
77
|
91
|
62
|
57
|
41
|
62
|
50
|
36
|
52
|
|
|
2024/10
|
51
|
68
|
58
|
51
|
64
|
41
|
61
|
97
|
59
|
85
|
107
|
110
|
197
|
70
|
66
|
116
|
58
|
27
|
46
|
48
|
58
|
46
|
54
|
57
|
68
|
100
|
118
|
121
|
87
|
79
|
63
|
|
2024/09
|
40
|
42
|
39
|
39
|
50
|
39
|
57
|
54
|
52
|
54
|
36
|
31
|
34
|
53
|
54
|
54
|
53
|
34
|
26
|
62
|
34
|
35
|
55
|
61
|
63
|
62
|
63
|
59
|
61
|
44
|
|
|
2024/08
|
16
|
15
|
23
|
21
|
26
|
17
|
18
|
29
|
32
|
52
|
95
|
26
|
37
|
43
|
32
|
29
|
31
|
40
|
28
|
24
|
21
|
38
|
39
|
39
|
37
|
36
|
21
|
25
|
36
|
34
|
37
|
|
2024/07
|
48
|
24
|
31
|
14
|
25
|
18
|
24
|
26
|
15
|
43
|
35
|
29
|
36
|
38
|
21
|
38
|
35
|
12
|
23
|
16
|
21
|
23
|
26
|
32
|
38
|
38
|
21
|
13
|
15
|
18
|
15
|
|
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