Air Quality
Severe
Healthy people will experience reduced endurance in activities and may also show noticeably strong symptoms. Other illnesses may be triggered in healthy people. Elders and the sick should remain indoors and avoid exercise. Healthy individuals should avoid outdoor activities.
PM2.5
PM10
O3
CO
SO2
NO2
Healthy people will experience reduced endurance in activities and may also show noticeably strong symptoms. Other illnesses may be triggered in healthy people. Elders and the sick should remain indoors and avoid exercise. Healthy individuals should avoid outdoor activities.
Advise
Children, seniors and the sick should stay indoors and avoid physical exertion. General population should avoid outdoor activities.
Air Quality
Today
21 Feb
Sun
22 Feb
Mon
23 Feb
Tue
24 Feb
Wed
25 Feb
Thu
26 Feb
Fri
27 Feb
Real-time AQI (Monitoring Station in Baiyin)
豫源饭店
385159
PM2.5
488 *
PM10
49
O3
0.3
CO
17
SO2
17
NO2
动力公司
363145
PM2.5
470 *
PM10
43
O3
0.2
CO
4
SO2
8
NO2
Air quality in the last 12 months (Baiyin)
|
2026/01
|
86
|
85
|
73
|
58
|
37
|
60
|
51
|
53
|
53
|
63
|
72
|
65
|
85
|
121
|
81
|
87
|
111
|
61
|
48
|
78
|
63
|
64
|
82
|
176
|
496
|
491
|
187
|
147
|
115
|
113
|
143
|
|
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
|
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1
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2
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3
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4
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5
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6
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7
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8
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9
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10
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11
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12
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13
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14
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15
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16
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17
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18
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19
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20
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21
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22
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23
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24
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25
|
26
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27
|
28
|
29
|
30
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31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
*: primary pollution