Air Quality
Excellent
No health implications.
28
PM2.5
33
PM10
21
O3
0.7
CO
7
SO2
24
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
10 Sep
31
Excellent
Fri
11 Sep
37
Excellent
Sat
12 Sep
30
Excellent
Sun
13 Sep
38
Excellent
Mon
14 Sep
38
Excellent
Tue
15 Sep
34
Excellent
Wed
16 Sep
39
Excellent
Real-time AQI (Monitoring Station in Guyuan)
监测站
4028
PM2.5
33
PM10
21
O3
0.7
CO
7
SO2
24
NO2
Air quality in the last 12 months (Guyuan)
|
2026/08
|
38
|
31
|
28
|
30
|
27
|
26
|
24
|
27
|
29
|
33
|
31
|
36
|
36
|
30
|
31
|
32
|
37
|
33
|
34
|
27
|
29
|
25
|
33
|
26
|
27
|
53
|
27
|
30
|
35
|
34
|
35
|
|
2026/07
|
43
|
41
|
34
|
34
|
35
|
39
|
41
|
37
|
39
|
49
|
30
|
27
|
27
|
37
|
32
|
28
|
36
|
114
|
37
|
48
|
36
|
36
|
40
|
41
|
43
|
39
|
27
|
24
|
23
|
120
|
41
|
|
2026/06
|
50
|
49
|
66
|
63
|
37
|
56
|
47
|
38
|
37
|
35
|
34
|
36
|
38
|
38
|
35
|
38
|
36
|
30
|
35
|
31
|
23
|
25
|
24
|
32
|
140
|
51
|
37
|
40
|
39
|
40
|
|
|
2026/05
|
33
|
63
|
35
|
36
|
40
|
70
|
41
|
35
|
47
|
76
|
58
|
49
|
35
|
194
|
75
|
29
|
33
|
37
|
32
|
30
|
182
|
101
|
46
|
23
|
98
|
162
|
75
|
53
|
41
|
39
|
63
|
|
2026/04
|
48
|
48
|
134
|
89
|
72
|
69
|
54
|
54
|
73
|
59
|
53
|
52
|
65
|
46
|
47
|
53
|
41
|
47
|
238
|
106
|
28
|
47
|
65
|
66
|
55
|
53
|
68
|
57
|
49
|
43
|
|
|
2026/03
|
60
|
28
|
65
|
72
|
66
|
64
|
65
|
45
|
48
|
34
|
52
|
131
|
421
|
95
|
73
|
66
|
66
|
117
|
123
|
89
|
97
|
107
|
76
|
77
|
68
|
52
|
52
|
39
|
41
|
32
|
52
|
|
2026/02
|
99
|
69
|
77
|
65
|
53
|
74
|
65
|
58
|
82
|
132
|
91
|
76
|
55
|
100
|
62
|
45
|
76
|
63
|
52
|
49
|
280
|
274
|
138
|
69
|
119
|
85
|
72
|
48
|
|||
|
2026/01
|
66
|
72
|
83
|
46
|
38
|
30
|
29
|
42
|
43
|
63
|
51
|
40
|
54
|
133
|
77
|
79
|
99
|
77
|
47
|
57
|
61
|
70
|
73
|
85
|
404
|
202
|
134
|
126
|
110
|
103
|
109
|
|
2025/12
|
78
|
58
|
60
|
57
|
46
|
40
|
46
|
50
|
45
|
83
|
78
|
117
|
79
|
56
|
60
|
63
|
43
|
48
|
58
|
49
|
44
|
79
|
74
|
62
|
36
|
52
|
42
|
55
|
40
|
65
|
59
|
|
2025/11
|
53
|
58
|
41
|
29
|
36
|
16
|
82
|
77
|
75
|
53
|
44
|
58
|
53
|
46
|
51
|
61
|
41
|
41
|
43
|
62
|
55
|
48
|
75
|
89
|
50
|
210
|
77
|
60
|
54
|
116
|
|
|
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
|
|
|
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