Air Quality
Excellent
No health implications.
9
PM2.5
24
PM10
98
O3
0.3
CO
4
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
6 May
51
Good
Wed
7 May
65
Good
Thu
8 May
55
Good
Fri
9 May
52
Good
Sat
10 May
54
Good
Sun
11 May
65
Good
Mon
12 May
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