Air Quality
Excellent
No health implications.
12
PM2.5
27
PM10
71
O3
0.2
CO
7
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 Apr
61
Good
Thu
24 Apr
59
Good
Fri
25 Apr
63
Good
Sat
26 Apr
59
Good
Sun
27 Apr
69
Good
Mon
28 Apr
49
Excellent
Tue
29 Apr
40
Excellent
Air quality in the last 12 months (Baiquan)
|
2025/02
|
81
|
149
|
108
|
36
|
49
|
56
|
25
|
19
|
32
|
50
|
80
|
77
|
56
|
32
|
40
|
32
|
22
|
22
|
27
|
30
|
31
|
32
|
38
|
34
|
41
|
26
|
53
|
37
|
|||
|
2025/01
|
138
|
115
|
89
|
156
|
105
|
72
|
76
|
36
|
46
|
91
|
122
|
191
|
168
|
161
|
48
|
43
|
74
|
116
|
167
|
141
|
109
|
82
|
175
|
242
|
240
|
154
|
56
|
50
|
52
|
36
|
57
|
|
2024/12
|
55
|
24
|
29
|
26
|
36
|
24
|
36
|
45
|
116
|
113
|
32
|
61
|
96
|
60
|
41
|
37
|
46
|
55
|
81
|
148
|
62
|
37
|
42
|
50
|
52
|
31
|
39
|
47
|
59
|
81
|
110
|
|
2024/11
|
68
|
76
|
68
|
34
|
55
|
72
|
131
|
129
|
214
|
128
|
268
|
105
|
187
|
310
|
246
|
71
|
23
|
32
|
85
|
124
|
131
|
26
|
57
|
107
|
142
|
74
|
27
|
47
|
28
|
43
|
|
|
2024/10
|
18
|
21
|
22
|
33
|
41
|
23
|
56
|
58
|
46
|
30
|
23
|
25
|
44
|
49
|
11
|
19
|
36
|
32
|
18
|
36
|
37
|
47
|
38
|
74
|
67
|
94
|
74
|
56
|
73
|
102
|
96
|
|
2024/09
|
12
|
18
|
16
|
26
|
11
|
16
|
18
|
16
|
29
|
21
|
14
|
22
|
12
|
18
|
20
|
22
|
19
|
19
|
15
|
15
|
18
|
19
|
25
|
27
|
19
|
22
|
32
|
21
|
38
|
18
|
|
|
2024/08
|
16
|
15
|
16
|
17
|
17
|
19
|
21
|
14
|
24
|
24
|
13
|
11
|
14
|
16
|
19
|
27
|
32
|
25
|
18
|
20
|
21
|
17
|
25
|
24
|
25
|
14
|
17
|
20
|
23
|
14
|
13
|
|
2024/07
|
38
|
40
|
51
|
41
|
42
|
51
|
82
|
84
|
61
|
83
|
87
|
65
|
85
|
67
|
55
|
43
|
21
|
25
|
24
|
24
|
13
|
15
|
16
|
12
|
16
|
15
|
11
|
15
|
14
|
16
|
18
|
|
2024/06
|
23
|
26
|
26
|
15
|
25
|
33
|
29
|
16
|
14
|
20
|
22
|
17
|
22
|
18
|
13
|
17
|
14
|
16
|
30
|
25
|
13
|
13
|
13
|
19
|
26
|
30
|
34
|
44
|
34
|
44
|
|
|
2024/05
|
45
|
43
|
49
|
70
|
57
|
39
|
35
|
56
|
22
|
26
|
19
|
33
|
25
|
15
|
14
|
20
|
38
|
22
|
26
|
26
|
39
|
41
|
14
|
19
|
26
|
20
|
23
|
31
|
17
|
16
|
22
|
|
2024/04
|
24
|
58
|
43
|
24
|
50
|
42
|
28
|
32
|
56
|
124
|
137
|
92
|
67
|
75
|
90
|
36
|
35
|
36
|
23
|
94
|
203
|
183
|
23
|
36
|
38
|
16
|
21
|
18
|
36
|
45
|
|
|
2024/03
|
27
|
30
|
41
|
33
|
36
|
33
|
48
|
24
|
36
|
56
|
47
|
38
|
46
|
41
|
28
|
31
|
21
|
24
|
32
|
30
|
32
|
34
|
58
|
18
|
29
|
64
|
66
|
180
|
27
|
23
|
21
|
|
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