Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
PM2.5
PM10
O3
CO
SO2
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
14 May
Thu
15 May
Fri
16 May
Sat
17 May
Sun
18 May
Mon
19 May
Tue
20 May
Real-time AQI (Monitoring Station in Baicheng)
洮北区环保局
5539 *
PM2.5
41
PM10
81
O3
0.3
CO
6
SO2
10
NO2
市环保局
5236 *
PM2.5
41
PM10
91
O3
0.5
CO
1
SO2
4
NO2
Air quality in the last 12 months (Baicheng)
|
2025/02
|
62
|
74
|
32
|
28
|
34
|
47
|
25
|
23
|
32
|
47
|
117
|
40
|
26
|
30
|
59
|
32
|
29
|
23
|
27
|
30
|
31
|
33
|
46
|
48
|
89
|
30
|
44
|
54
|
|||
|
2025/01
|
34
|
28
|
35
|
87
|
144
|
105
|
38
|
35
|
54
|
55
|
82
|
127
|
59
|
36
|
32
|
30
|
40
|
103
|
34
|
68
|
111
|
88
|
121
|
187
|
171
|
196
|
67
|
51
|
53
|
42
|
51
|
|
2024/12
|
53
|
20
|
23
|
20
|
30
|
31
|
33
|
39
|
54
|
38
|
31
|
43
|
65
|
28
|
28
|
34
|
37
|
51
|
53
|
66
|
58
|
34
|
36
|
33
|
50
|
29
|
32
|
34
|
61
|
82
|
34
|
|
2024/11
|
27
|
45
|
38
|
16
|
22
|
35
|
71
|
160
|
135
|
50
|
37
|
28
|
86
|
100
|
226
|
41
|
22
|
26
|
44
|
34
|
31
|
45
|
63
|
163
|
208
|
35
|
25
|
36
|
34
|
35
|
|
|
2024/10
|
17
|
18
|
21
|
34
|
37
|
33
|
50
|
26
|
45
|
18
|
23
|
24
|
50
|
49
|
24
|
33
|
31
|
30
|
26
|
32
|
34
|
34
|
54
|
46
|
36
|
40
|
32
|
27
|
58
|
34
|
42
|
|
2024/09
|
17
|
18
|
17
|
24
|
21
|
27
|
22
|
20
|
39
|
25
|
23
|
28
|
24
|
22
|
23
|
26
|
24
|
25
|
33
|
26
|
31
|
36
|
31
|
35
|
31
|
26
|
24
|
32
|
51
|
18
|
|
|
2024/08
|
22
|
19
|
19
|
16
|
16
|
23
|
27
|
23
|
24
|
26
|
17
|
17
|
22
|
28
|
23
|
24
|
31
|
27
|
19
|
19
|
17
|
17
|
21
|
28
|
20
|
19
|
19
|
23
|
26
|
22
|
20
|
|
2024/07
|
41
|
40
|
53
|
42
|
26
|
29
|
52
|
72
|
70
|
69
|
76
|
83
|
74
|
57
|
44
|
32
|
20
|
29
|
26
|
31
|
26
|
21
|
18
|
16
|
22
|
18
|
14
|
19
|
17
|
22
|
19
|
|
2024/06
|
23
|
23
|
25
|
24
|
38
|
53
|
26
|
14
|
12
|
32
|
39
|
23
|
22
|
9
|
11
|
17
|
14
|
15
|
51
|
30
|
18
|
11
|
10
|
14
|
14
|
21
|
39
|
50
|
43
|
32
|
|
|
2024/05
|
52
|
41
|
57
|
76
|
58
|
52
|
37
|
84
|
29
|
58
|
20
|
32
|
28
|
30
|
16
|
18
|
45
|
24
|
18
|
19
|
39
|
33
|
22
|
22
|
23
|
12
|
19
|
19
|
22
|
18
|
14
|
|
2024/04
|
78
|
69
|
61
|
49
|
53
|
46
|
44
|
35
|
52
|
78
|
84
|
85
|
75
|
140
|
302
|
72
|
61
|
40
|
29
|
60
|
86
|
54
|
34
|
31
|
40
|
25
|
24
|
23
|
37
|
34
|
|
|
2024/03
|
35
|
36
|
42
|
39
|
39
|
48
|
52
|
36
|
49
|
65
|
50
|
49
|
39
|
40
|
40
|
43
|
23
|
24
|
44
|
41
|
38
|
58
|
59
|
24
|
67
|
106
|
103
|
184
|
43
|
47
|
54
|
|
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
*: primary pollution