Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
57
*
PM2.5
58
PM10
99
O3
0.7
CO
3
SO2
9
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
22 May
97
Good
Fri
23 May
84
Good
Sat
24 May
87
Good
Sun
25 May
98
Good
Mon
26 May
94
Good
Tue
27 May
84
Good
Wed
28 May
20
Excellent
Air quality in the last 12 months (Beiguan)
|
2025/04
|
73
|
50
|
65
|
110
|
65
|
84
|
109
|
83
|
90
|
108
|
107
|
216
|
70
|
48
|
60
|
126
|
173
|
105
|
59
|
72
|
59
|
67
|
64
|
69
|
78
|
82
|
101
|
66
|
67
|
95
|
|
|
2025/03
|
197
|
99
|
48
|
44
|
77
|
87
|
101
|
95
|
98
|
118
|
112
|
138
|
133
|
75
|
64
|
40
|
40
|
50
|
59
|
48
|
52
|
64
|
107
|
339
|
251
|
125
|
105
|
172
|
58
|
65
|
70
|
|
2025/02
|
104
|
150
|
126
|
77
|
53
|
88
|
74
|
56
|
71
|
97
|
147
|
124
|
70
|
74
|
75
|
70
|
73
|
67
|
67
|
70
|
93
|
66
|
53
|
84
|
86
|
96
|
123
|
167
|
|||
|
2025/01
|
131
|
78
|
86
|
139
|
95
|
57
|
50
|
67
|
54
|
68
|
71
|
56
|
84
|
100
|
60
|
62
|
81
|
109
|
121
|
134
|
191
|
94
|
88
|
102
|
115
|
82
|
33
|
48
|
208
|
162
|
94
|
|
2024/12
|
86
|
52
|
55
|
125
|
117
|
83
|
52
|
65
|
99
|
145
|
95
|
116
|
77
|
68
|
50
|
59
|
86
|
62
|
60
|
90
|
56
|
56
|
86
|
138
|
202
|
112
|
71
|
48
|
68
|
86
|
102
|
|
2024/11
|
70
|
84
|
118
|
51
|
48
|
74
|
80
|
64
|
62
|
140
|
193
|
215
|
150
|
87
|
99
|
94
|
61
|
57
|
56
|
73
|
75
|
98
|
90
|
66
|
55
|
35
|
66
|
42
|
46
|
74
|
|
|
2024/10
|
53
|
38
|
48
|
56
|
62
|
65
|
119
|
125
|
163
|
85
|
73
|
111
|
113
|
148
|
149
|
80
|
97
|
24
|
23
|
26
|
51
|
69
|
77
|
82
|
100
|
121
|
164
|
95
|
165
|
224
|
193
|
|
2024/09
|
46
|
32
|
34
|
51
|
35
|
25
|
45
|
58
|
57
|
28
|
27
|
31
|
41
|
46
|
32
|
42
|
49
|
45
|
41
|
44
|
14
|
26
|
48
|
60
|
84
|
88
|
89
|
78
|
62
|
20
|
|
|
2024/08
|
39
|
32
|
30
|
40
|
35
|
30
|
34
|
29
|
30
|
58
|
32
|
36
|
39
|
38
|
42
|
45
|
41
|
29
|
22
|
36
|
42
|
48
|
43
|
57
|
53
|
36
|
20
|
32
|
50
|
51
|
45
|
|
2024/07
|
25
|
33
|
45
|
35
|
33
|
37
|
33
|
23
|
40
|
60
|
68
|
43
|
50
|
71
|
66
|
50
|
38
|
35
|
34
|
19
|
44
|
38
|
32
|
45
|
20
|
22
|
30
|
21
|
11
|
22
|
28
|
|
2024/06
|
62
|
82
|
69
|
97
|
88
|
83
|
72
|
60
|
60
|
66
|
71
|
61
|
67
|
63
|
49
|
57
|
48
|
54
|
49
|
53
|
36
|
47
|
107
|
79
|
72
|
73
|
49
|
58
|
36
|
43
|
|
|
2024/05
|
49
|
57
|
56
|
45
|
63
|
75
|
79
|
70
|
77
|
65
|
187
|
112
|
115
|
94
|
68
|
71
|
73
|
89
|
67
|
49
|
56
|
60
|
67
|
62
|
57
|
67
|
51
|
59
|
68
|
53
|
70
|
|
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