Air Quality
Excellent
No health implications.
3
PM2.5
13
PM10
71
O3
0.4
CO
7
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Mar
58
Good
Sat
22 Mar
55
Good
Sun
23 Mar
79
Good
Mon
24 Mar
53
Good
Tue
25 Mar
58
Good
Wed
26 Mar
59
Good
Thu
27 Mar
45
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