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
22 Nov
Sun
23 Nov
Mon
24 Nov
Tue
25 Nov
Wed
26 Nov
Thu
27 Nov
Fri
28 Nov
Real-time AQI (Monitoring Station in Guyuan)
监测站
4420
PM2.5
44
PM10
68
O3
0.4
CO
7
SO2
28
NO2
新区
5327
PM2.5
56 *
PM10
55
O3
0.3
CO
7
SO2
39
NO2
原州区十五小
5624
PM2.5
61 *
PM10
62
O3
0.4
CO
9
SO2
29
NO2
Air quality in the last 12 months (Guyuan)
|
2025/10
|
21
|
12
|
14
|
27
|
65
|
21
|
10
|
8
|
10
|
8
|
10
|
23
|
25
|
21
|
31
|
26
|
17
|
26
|
52
|
11
|
15
|
17
|
14
|
13
|
32
|
46
|
36
|
39
|
43
|
62
|
57
|
|
2025/09
|
23
|
55
|
63
|
40
|
53
|
73
|
53
|
41
|
33
|
29
|
17
|
41
|
40
|
36
|
156
|
55
|
18
|
7
|
10
|
10
|
7
|
13
|
17
|
27
|
31
|
43
|
33
|
34
|
42
|
44
|
|
|
2025/08
|
38
|
32
|
31
|
23
|
29
|
38
|
34
|
17
|
20
|
23
|
41
|
23
|
27
|
29
|
31
|
22
|
20
|
16
|
18
|
113
|
24
|
32
|
13
|
16
|
17
|
16
|
26
|
20
|
13
|
17
|
24
|
|
2025/07
|
20
|
18
|
21
|
21
|
17
|
25
|
19
|
29
|
25
|
28
|
20
|
30
|
28
|
25
|
42
|
47
|
41
|
34
|
82
|
25
|
24
|
20
|
25
|
23
|
25
|
16
|
19
|
21
|
29
|
26
|
47
|
|
2025/06
|
41
|
42
|
39
|
31
|
30
|
35
|
39
|
44
|
46
|
42
|
43
|
42
|
48
|
72
|
66
|
48
|
43
|
37
|
39
|
30
|
26
|
30
|
21
|
27
|
20
|
20
|
21
|
26
|
30
|
13
|
|
|
2025/05
|
111
|
144
|
111
|
144
|
235
|
140
|
86
|
145
|
137
|
52
|
35
|
57
|
93
|
63
|
55
|
94
|
158
|
67
|
55
|
54
|
83
|
92
|
33
|
33
|
21
|
35
|
28
|
28
|
31
|
58
|
39
|
|
2025/04
|
93
|
88
|
96
|
131
|
88
|
90
|
62
|
124
|
126
|
68
|
201
|
326
|
148
|
45
|
70
|
231
|
87
|
218
|
140
|
102
|
183
|
99
|
52
|
57
|
59
|
38
|
52
|
45
|
68
|
233
|
|
|
2025/03
|
68
|
40
|
37
|
37
|
48
|
42
|
69
|
66
|
64
|
46
|
179
|
97
|
84
|
52
|
45
|
48
|
44
|
31
|
52
|
68
|
66
|
71
|
89
|
70
|
73
|
315
|
113
|
120
|
59
|
70
|
69
|
|
2025/02
|
46
|
47
|
37
|
38
|
40
|
57
|
84
|
63
|
53
|
47
|
91
|
77
|
61
|
52
|
57
|
110
|
74
|
72
|
50
|
58
|
61
|
45
|
27
|
40
|
56
|
47
|
50
|
51
|
|||
|
2025/01
|
72
|
45
|
72
|
61
|
44
|
47
|
56
|
44
|
51
|
54
|
86
|
64
|
121
|
54
|
55
|
47
|
64
|
62
|
52
|
52
|
68
|
72
|
134
|
186
|
107
|
107
|
73
|
81
|
145
|
67
|
41
|
|
2024/12
|
39
|
51
|
53
|
48
|
49
|
50
|
41
|
40
|
57
|
77
|
73
|
60
|
52
|
52
|
56
|
48
|
65
|
45
|
59
|
52
|
46
|
53
|
63
|
74
|
65
|
73
|
44
|
48
|
57
|
44
|
39
|
|
2024/11
|
27
|
34
|
45
|
47
|
49
|
36
|
37
|
54
|
60
|
50
|
50
|
53
|
63
|
48
|
78
|
45
|
33
|
18
|
36
|
44
|
42
|
39
|
50
|
54
|
43
|
54
|
68
|
55
|
29
|
38
|
|
|
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