Air Quality
Severe
Healthy people will experience reduced endurance in activities and may also show noticeably strong symptoms. Other illnesses may be triggered in healthy people. Elders and the sick should remain indoors and avoid exercise. Healthy individuals should avoid outdoor activities.
PM2.5
PM10
O3
CO
SO2
NO2
Healthy people will experience reduced endurance in activities and may also show noticeably strong symptoms. Other illnesses may be triggered in healthy people. Elders and the sick should remain indoors and avoid exercise. Healthy individuals should avoid outdoor activities.
Advise
Children, seniors and the sick should stay indoors and avoid physical exertion. General population should avoid outdoor activities.
Air Quality
Today
16 Jun
Wed
17 Jun
Thu
18 Jun
Fri
19 Jun
Sat
20 Jun
Sun
21 Jun
Mon
22 Jun
Air quality in the last 12 months (Tiemenguan)
|
2026/05
|
116
|
68
|
61
|
60
|
67
|
46
|
88
|
150
|
80
|
111
|
92
|
59
|
38
|
64
|
48
|
159
|
101
|
84
|
70
|
133
|
274
|
236
|
131
|
79
|
104
|
121
|
177
|
104
|
97
|
66
|
136
|
|
2026/04
|
111
|
83
|
71
|
75
|
57
|
52
|
100
|
106
|
78
|
81
|
70
|
69
|
79
|
67
|
78
|
96
|
94
|
61
|
89
|
119
|
93
|
83
|
103
|
95
|
66
|
64
|
80
|
44
|
58
|
118
|
|
|
2026/03
|
85
|
75
|
76
|
97
|
101
|
75
|
76
|
97
|
105
|
116
|
190
|
160
|
115
|
227
|
149
|
142
|
132
|
126
|
142
|
105
|
83
|
102
|
109
|
104
|
78
|
71
|
108
|
150
|
110
|
118
|
131
|
|
2026/02
|
78
|
87
|
108
|
99
|
78
|
87
|
122
|
166
|
155
|
213
|
235
|
200
|
153
|
110
|
74
|
87
|
132
|
154
|
218
|
156
|
150
|
106
|
173
|
92
|
118
|
118
|
144
|
108
|
|||
|
2026/01
|
50
|
99
|
100
|
80
|
54
|
60
|
63
|
82
|
79
|
79
|
55
|
78
|
74
|
69
|
76
|
60
|
65
|
74
|
89
|
166
|
279
|
231
|
182
|
170
|
156
|
147
|
137
|
133
|
96
|
100
|
86
|
|
2025/12
|
76
|
72
|
80
|
76
|
80
|
91
|
87
|
77
|
78
|
81
|
107
|
124
|
158
|
112
|
106
|
144
|
170
|
114
|
88
|
72
|
58
|
74
|
85
|
83
|
59
|
47
|
46
|
64
|
68
|
58
|
59
|
|
2025/11
|
92
|
86
|
96
|
96
|
71
|
38
|
60
|
74
|
90
|
97
|
102
|
88
|
96
|
95
|
94
|
60
|
47
|
84
|
100
|
121
|
118
|
127
|
125
|
117
|
109
|
95
|
110
|
92
|
103
|
77
|
|
|
2025/10
|
81
|
65
|
36
|
55
|
90
|
56
|
55
|
76
|
74
|
71
|
77
|
79
|
74
|
39
|
43
|
106
|
65
|
91
|
71
|
69
|
79
|
94
|
102
|
101
|
109
|
93
|
90
|
84
|
87
|
77
|
77
|
|
2025/09
|
123
|
445
|
369
|
72
|
141
|
337
|
313
|
162
|
141
|
59
|
53
|
56
|
68
|
50
|
54
|
62
|
52
|
59
|
59
|
55
|
33
|
102
|
94
|
40
|
30
|
29
|
71
|
67
|
79
|
101
|
|
|
2025/08
|
45
|
44
|
30
|
40
|
58
|
35
|
47
|
56
|
37
|
55
|
46
|
47
|
49
|
50
|
49
|
57
|
60
|
79
|
40
|
55
|
49
|
33
|
45
|
59
|
65
|
36
|
47
|
110
|
72
|
56
|
70
|
|
2025/07
|
59
|
42
|
30
|
59
|
76
|
77
|
43
|
41
|
44
|
44
|
65
|
39
|
111
|
74
|
66
|
62
|
59
|
38
|
85
|
89
|
72
|
60
|
82
|
98
|
56
|
58
|
67
|
61
|
64
|
86
|
54
|
|
2025/06
|
45
|
41
|
41
|
50
|
62
|
60
|
57
|
61
|
45
|
59
|
65
|
68
|
41
|
45
|
44
|
59
|
54
|
32
|
40
|
42
|
44
|
33
|
53
|
65
|
40
|
52
|
53
|
40
|
66
|
49
|
|
|
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
*: primary pollution