Air Quality
Excellent
No health implications.
4
PM2.5
8
PM10
77
O3
0.2
CO
9
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Apr
63
Good
Sat
20 Apr
103
Lightly
Sun
21 Apr
133
Lightly
Mon
22 Apr
100
Good
Tue
23 Apr
100
Good
Wed
24 Apr
95
Good
Air quality in the last 12 months (Beilin)
|
2024/02
|
48
|
109
|
136
|
125
|
138
|
87
|
145
|
157
|
253
|
373
|
214
|
67
|
80
|
47
|
39
|
42
|
51
|
38
|
25
|
28
|
26
|
35
|
43
|
132
|
149
|
36
|
49
|
46
|
48
|
||
|
2024/01
|
101
|
168
|
172
|
83
|
53
|
140
|
75
|
69
|
102
|
89
|
76
|
58
|
150
|
53
|
42
|
91
|
102
|
72
|
95
|
38
|
28
|
30
|
79
|
47
|
147
|
239
|
276
|
216
|
103
|
67
|
60
|
|
2023/12
|
85
|
110
|
85
|
60
|
97
|
40
|
39
|
40
|
33
|
29
|
47
|
108
|
107
|
96
|
30
|
31
|
43
|
81
|
114
|
73
|
84
|
87
|
131
|
114
|
116
|
80
|
142
|
152
|
155
|
96
|
29
|
|
2023/11
|
54
|
69
|
25
|
49
|
103
|
55
|
67
|
45
|
80
|
58
|
54
|
75
|
54
|
115
|
163
|
149
|
75
|
32
|
48
|
55
|
73
|
51
|
22
|
43
|
58
|
73
|
77
|
78
|
61
|
54
|
|
|
2023/10
|
21
|
36
|
28
|
15
|
19
|
20
|
35
|
39
|
52
|
33
|
39
|
45
|
45
|
60
|
28
|
25
|
45
|
39
|
18
|
22
|
20
|
27
|
56
|
104
|
54
|
29
|
39
|
55
|
67
|
152
|
235
|
|
2023/09
|
17
|
29
|
45
|
32
|
18
|
39
|
39
|
35
|
33
|
23
|
29
|
16
|
26
|
32
|
36
|
21
|
39
|
28
|
18
|
20
|
25
|
21
|
21
|
32
|
31
|
36
|
29
|
18
|
20
|
18
|
|
|
2023/08
|
29
|
22
|
15
|
15
|
12
|
17
|
13
|
17
|
18
|
21
|
18
|
14
|
18
|
26
|
31
|
23
|
27
|
28
|
21
|
29
|
32
|
28
|
21
|
18
|
21
|
19
|
23
|
27
|
18
|
14
|
15
|
|
2023/07
|
34
|
29
|
33
|
31
|
23
|
27
|
28
|
34
|
32
|
25
|
54
|
54
|
50
|
34
|
17
|
10
|
15
|
17
|
28
|
37
|
23
|
22
|
19
|
17
|
25
|
26
|
34
|
26
|
26
|
21
|
25
|
|
2023/06
|
26
|
30
|
21
|
22
|
25
|
36
|
35
|
25
|
23
|
27
|
28
|
30
|
39
|
41
|
28
|
38
|
24
|
28
|
35
|
36
|
33
|
26
|
35
|
40
|
62
|
68
|
35
|
19
|
31
|
34
|
|
|
2023/05
|
29
|
91
|
95
|
33
|
27
|
35
|
43
|
35
|
36
|
33
|
42
|
52
|
38
|
57
|
33
|
39
|
36
|
44
|
40
|
286
|
147
|
43
|
45
|
64
|
89
|
43
|
29
|
20
|
24
|
28
|
34
|
|
2023/04
|
247
|
284
|
175
|
48
|
126
|
166
|
61
|
47
|
140
|
269
|
248
|
70
|
40
|
44
|
55
|
92
|
75
|
57
|
26
|
107
|
54
|
34
|
31
|
43
|
45
|
31
|
55
|
49
|
40
|
28
|
|
|
2023/03
|
43
|
43
|
46
|
48
|
105
|
56
|
39
|
25
|
37
|
44
|
39
|
31
|
34
|
39
|
44
|
50
|
28
|
37
|
41
|
139
|
116
|
284
|
58
|
58
|
57
|
76
|
91
|
117
|
138
|
65
|
311
|
|
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