Air Quality
Excellent
No health implications.
12
PM2.5
22
PM10
27
O3
0.4
CO
13
SO2
26
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 Dec
54
Good
Wed
31 Dec
57
Good
Thu
1 Jan
84
Good
Fri
2 Jan
85
Good
Sat
3 Jan
80
Good
Sun
4 Jan
49
Excellent
Mon
5 Jan
40
Excellent
Air quality in the last 12 months (Kuancheng)
|
2025/11
|
85
|
31
|
38
|
88
|
152
|
90
|
165
|
198
|
50
|
62
|
167
|
105
|
40
|
112
|
143
|
63
|
130
|
59
|
50
|
40
|
73
|
105
|
132
|
233
|
181
|
188
|
42
|
55
|
52
|
55
|
|
|
2025/10
|
49
|
57
|
55
|
44
|
25
|
32
|
41
|
31
|
47
|
53
|
54
|
42
|
131
|
139
|
55
|
63
|
78
|
36
|
26
|
26
|
41
|
55
|
54
|
70
|
90
|
39
|
38
|
82
|
214
|
42
|
56
|
|
2025/09
|
30
|
41
|
41
|
38
|
43
|
22
|
26
|
26
|
29
|
34
|
43
|
45
|
51
|
42
|
17
|
32
|
25
|
36
|
30
|
47
|
37
|
33
|
34
|
22
|
25
|
28
|
41
|
35
|
49
|
51
|
|
|
2025/08
|
34
|
36
|
17
|
24
|
27
|
22
|
23
|
30
|
24
|
21
|
33
|
39
|
32
|
28
|
44
|
32
|
22
|
38
|
33
|
33
|
30
|
18
|
31
|
22
|
33
|
25
|
29
|
22
|
22
|
41
|
41
|
|
2025/07
|
23
|
26
|
24
|
18
|
27
|
20
|
36
|
40
|
44
|
45
|
42
|
46
|
19
|
24
|
25
|
20
|
29
|
30
|
30
|
19
|
22
|
30
|
24
|
22
|
26
|
34
|
19
|
32
|
20
|
16
|
24
|
|
2025/06
|
27
|
49
|
24
|
23
|
31
|
33
|
25
|
39
|
23
|
14
|
20
|
27
|
33
|
35
|
40
|
22
|
28
|
36
|
27
|
19
|
17
|
26
|
41
|
47
|
61
|
40
|
52
|
41
|
42
|
26
|
|
|
2025/05
|
24
|
31
|
25
|
26
|
39
|
29
|
43
|
46
|
38
|
36
|
51
|
59
|
54
|
54
|
57
|
28
|
23
|
35
|
32
|
39
|
46
|
47
|
42
|
32
|
35
|
39
|
53
|
54
|
53
|
56
|
57
|
|
2025/04
|
85
|
58
|
98
|
78
|
37
|
67
|
56
|
71
|
94
|
82
|
85
|
38
|
22
|
29
|
26
|
30
|
69
|
36
|
31
|
58
|
55
|
20
|
39
|
78
|
31
|
48
|
44
|
52
|
70
|
41
|
|
|
2025/03
|
60
|
31
|
54
|
45
|
77
|
65
|
59
|
81
|
122
|
115
|
78
|
137
|
40
|
45
|
47
|
56
|
81
|
64
|
86
|
95
|
75
|
149
|
174
|
86
|
168
|
94
|
46
|
27
|
24
|
35
|
75
|
|
2025/02
|
130
|
143
|
68
|
62
|
64
|
66
|
42
|
33
|
54
|
74
|
91
|
80
|
62
|
66
|
75
|
39
|
34
|
35
|
37
|
37
|
43
|
48
|
44
|
54
|
132
|
62
|
89
|
129
|
|||
|
2025/01
|
39
|
34
|
34
|
69
|
85
|
103
|
75
|
51
|
57
|
85
|
106
|
113
|
99
|
56
|
51
|
51
|
57
|
73
|
72
|
104
|
108
|
104
|
111
|
103
|
118
|
106
|
111
|
62
|
76
|
56
|
82
|
|
2024/12
|
54
|
22
|
30
|
28
|
37
|
47
|
43
|
46
|
65
|
66
|
38
|
51
|
65
|
44
|
36
|
38
|
49
|
52
|
60
|
89
|
74
|
47
|
51
|
42
|
61
|
37
|
37
|
41
|
56
|
61
|
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