Air Quality
Light
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
PM2.5
PM10
O3
CO
SO2
NO2
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
Advise
Children, seniors and individuals with respiratory or heart diseases should reduce sustained and high-intensity outdoor exercises.
Air Quality
Today
1 Feb
Mon
2 Feb
Tue
3 Feb
Wed
4 Feb
Thu
5 Feb
Fri
6 Feb
Sat
7 Feb
Real-time AQI (Monitoring Station in Baiyin)
豫源饭店
10974
PM2.5
167 *
PM10
16
O3
1.2
CO
11
SO2
42
NO2
动力公司
10053
PM2.5
150 *
PM10
37
O3
0.6
CO
5
SO2
25
NO2
Air quality in the last 12 months (Baiyin)
|
2025/12
|
78
|
60
|
74
|
69
|
81
|
63
|
48
|
57
|
98
|
110
|
111
|
79
|
66
|
87
|
125
|
56
|
71
|
102
|
50
|
35
|
78
|
92
|
37
|
34
|
49
|
73
|
75
|
84
|
65
|
82
|
47
|
|
2025/11
|
65
|
60
|
57
|
50
|
25
|
49
|
109
|
96
|
95
|
63
|
63
|
61
|
64
|
52
|
51
|
50
|
33
|
39
|
80
|
62
|
59
|
57
|
128
|
65
|
91
|
167
|
123
|
67
|
70
|
107
|
|
|
2025/10
|
25
|
40
|
63
|
58
|
57
|
44
|
24
|
12
|
17
|
12
|
28
|
25
|
46
|
48
|
47
|
55
|
29
|
40
|
58
|
61
|
62
|
46
|
30
|
49
|
47
|
39
|
58
|
90
|
81
|
64
|
59
|
|
2025/09
|
52
|
70
|
64
|
86
|
48
|
93
|
73
|
69
|
59
|
55
|
45
|
38
|
93
|
67
|
206
|
55
|
19
|
17
|
39
|
22
|
42
|
57
|
31
|
54
|
37
|
44
|
42
|
36
|
41
|
53
|
|
|
2025/08
|
56
|
42
|
44
|
17
|
33
|
37
|
34
|
11
|
36
|
46
|
31
|
31
|
38
|
33
|
22
|
39
|
33
|
27
|
23
|
115
|
22
|
23
|
29
|
33
|
34
|
17
|
13
|
21
|
25
|
40
|
38
|
|
2025/07
|
43
|
41
|
51
|
36
|
30
|
25
|
37
|
41
|
34
|
37
|
21
|
18
|
27
|
52
|
58
|
60
|
49
|
56
|
62
|
30
|
38
|
27
|
71
|
38
|
28
|
40
|
41
|
46
|
34
|
49
|
83
|
|
2025/06
|
35
|
32
|
46
|
33
|
38
|
43
|
46
|
45
|
36
|
32
|
41
|
60
|
88
|
49
|
56
|
35
|
50
|
54
|
30
|
34
|
47
|
25
|
33
|
21
|
33
|
40
|
23
|
43
|
63
|
35
|
|
|
2025/05
|
61
|
143
|
97
|
152
|
146
|
150
|
107
|
45
|
64
|
42
|
42
|
50
|
85
|
32
|
38
|
67
|
220
|
53
|
59
|
64
|
99
|
57
|
24
|
38
|
32
|
49
|
39
|
31
|
37
|
112
|
75
|
|
2025/04
|
159
|
104
|
112
|
122
|
68
|
69
|
73
|
143
|
159
|
80
|
221
|
351
|
95
|
58
|
104
|
219
|
91
|
251
|
148
|
161
|
92
|
80
|
46
|
50
|
57
|
51
|
82
|
39
|
54
|
242
|
|
|
2025/03
|
109
|
30
|
53
|
87
|
45
|
61
|
65
|
80
|
81
|
68
|
233
|
81
|
102
|
58
|
46
|
60
|
36
|
39
|
41
|
64
|
67
|
68
|
76
|
289
|
326
|
384
|
69
|
90
|
65
|
82
|
69
|
|
2025/02
|
57
|
46
|
30
|
30
|
33
|
42
|
55
|
62
|
62
|
58
|
105
|
97
|
93
|
38
|
52
|
114
|
77
|
70
|
62
|
60
|
73
|
65
|
41
|
64
|
58
|
56
|
62
|
59
|
|||
|
2025/01
|
40
|
46
|
56
|
56
|
80
|
60
|
42
|
42
|
65
|
67
|
60
|
53
|
134
|
48
|
48
|
71
|
84
|
57
|
80
|
68
|
70
|
75
|
103
|
106
|
79
|
101
|
71
|
94
|
214
|
125
|
53
|
|
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