Air Quality
Excellent
No health implications.
12
PM2.5
35
PM10
67
O3
0.2
CO
1
SO2
21
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
3 Jun
119
Light
Wed
4 Jun
135
Light
Thu
5 Jun
144
Light
Fri
6 Jun
124
Light
Sat
7 Jun
121
Light
Sun
8 Jun
47
Excellent
Mon
9 Jun
43
Excellent
Air quality in the last 12 months (Gaocheng)
|
2025/04
|
69
|
36
|
62
|
99
|
44
|
79
|
101
|
79
|
71
|
83
|
148
|
182
|
66
|
44
|
56
|
111
|
120
|
69
|
43
|
77
|
77
|
57
|
80
|
56
|
73
|
87
|
88
|
60
|
66
|
74
|
|
|
2025/03
|
215
|
86
|
53
|
44
|
69
|
56
|
84
|
117
|
99
|
102
|
135
|
151
|
133
|
80
|
47
|
36
|
51
|
50
|
54
|
45
|
49
|
63
|
105
|
112
|
90
|
82
|
127
|
139
|
48
|
63
|
69
|
|
2025/02
|
79
|
161
|
62
|
35
|
41
|
164
|
49
|
30
|
70
|
103
|
122
|
83
|
53
|
79
|
68
|
45
|
46
|
54
|
57
|
83
|
71
|
63
|
39
|
65
|
78
|
80
|
104
|
154
|
|||
|
2025/01
|
102
|
64
|
66
|
84
|
85
|
35
|
40
|
48
|
32
|
46
|
64
|
58
|
74
|
79
|
43
|
57
|
78
|
113
|
80
|
97
|
112
|
72
|
89
|
101
|
113
|
89
|
30
|
60
|
237
|
96
|
78
|
|
2024/12
|
72
|
42
|
57
|
90
|
55
|
53
|
27
|
30
|
64
|
92
|
77
|
96
|
70
|
51
|
45
|
55
|
57
|
48
|
55
|
68
|
25
|
42
|
62
|
94
|
124
|
65
|
57
|
48
|
73
|
82
|
97
|
|
2024/11
|
105
|
94
|
112
|
33
|
52
|
80
|
127
|
204
|
230
|
204
|
166
|
146
|
137
|
73
|
72
|
75
|
60
|
53
|
61
|
55
|
54
|
60
|
88
|
122
|
75
|
30
|
40
|
38
|
42
|
61
|
|
|
2024/10
|
41
|
35
|
50
|
72
|
87
|
153
|
93
|
102
|
127
|
112
|
91
|
163
|
218
|
237
|
157
|
70
|
105
|
72
|
29
|
35
|
67
|
68
|
60
|
111
|
159
|
231
|
134
|
73
|
144
|
164
|
145
|
|
2024/09
|
58
|
37
|
39
|
58
|
40
|
41
|
53
|
65
|
82
|
41
|
34
|
44
|
56
|
57
|
60
|
64
|
79
|
63
|
53
|
45
|
24
|
31
|
44
|
75
|
106
|
140
|
147
|
95
|
136
|
24
|
|
|
2024/08
|
62
|
62
|
53
|
41
|
36
|
46
|
39
|
49
|
55
|
77
|
32
|
31
|
32
|
45
|
57
|
50
|
47
|
42
|
37
|
35
|
38
|
50
|
60
|
47
|
47
|
26
|
23
|
37
|
49
|
65
|
68
|
|
2024/07
|
55
|
57
|
68
|
90
|
67
|
61
|
74
|
60
|
79
|
71
|
79
|
81
|
63
|
117
|
112
|
54
|
54
|
49
|
56
|
42
|
50
|
45
|
53
|
53
|
33
|
44
|
49
|
46
|
41
|
32
|
43
|
|
2024/06
|
48
|
64
|
47
|
76
|
53
|
86
|
85
|
86
|
71
|
69
|
71
|
83
|
96
|
60
|
59
|
61
|
78
|
60
|
61
|
61
|
59
|
71
|
124
|
57
|
56
|
81
|
60
|
64
|
61
|
54
|
|
|
2024/05
|
53
|
63
|
64
|
61
|
46
|
58
|
61
|
71
|
71
|
61
|
148
|
71
|
85
|
102
|
37
|
59
|
75
|
90
|
107
|
48
|
61
|
86
|
77
|
54
|
49
|
57
|
43
|
58
|
74
|
59
|
48
|
|
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