Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 Oct
Tue
13 Oct
Wed
14 Oct
Thu
15 Oct
Fri
16 Oct
Sat
17 Oct
Sun
18 Oct
Real-time AQI (Monitoring Station in Shiyan)
铁二处
5839 *
PM2.5
48
PM10
49
O3
0.9
CO
6
SO2
18
NO2
郧阳区金沙路
3927
PM2.5
37
PM10
65
O3
0.7
CO
8
SO2
9
NO2
Air quality in the last 12 months (Shiyan)
|
2026/08
|
25
|
21
|
21
|
18
|
28
|
33
|
34
|
37
|
38
|
30
|
22
|
18
|
24
|
29
|
31
|
31
|
36
|
36
|
36
|
39
|
39
|
32
|
29
|
28
|
30
|
32
|
32
|
43
|
26
|
35
|
39
|
|
2026/07
|
35
|
31
|
30
|
27
|
27
|
29
|
32
|
31
|
31
|
28
|
29
|
27
|
25
|
35
|
33
|
29
|
25
|
30
|
52
|
45
|
43
|
41
|
33
|
33
|
36
|
35
|
25
|
17
|
18
|
24
|
29
|
|
2026/06
|
36
|
46
|
44
|
53
|
50
|
42
|
26
|
20
|
27
|
30
|
30
|
27
|
27
|
32
|
56
|
46
|
39
|
32
|
25
|
25
|
27
|
31
|
29
|
30
|
29
|
30
|
35
|
32
|
34
|
36
|
|
|
2026/05
|
50
|
42
|
37
|
32
|
38
|
43
|
37
|
52
|
36
|
35
|
43
|
65
|
61
|
28
|
38
|
41
|
24
|
21
|
23
|
29
|
33
|
32
|
37
|
26
|
20
|
22
|
26
|
41
|
33
|
33
|
37
|
|
2026/04
|
42
|
52
|
57
|
85
|
67
|
76
|
66
|
49
|
37
|
51
|
62
|
47
|
47
|
46
|
43
|
43
|
55
|
57
|
111
|
105
|
52
|
23
|
27
|
36
|
41
|
52
|
56
|
50
|
43
|
39
|
|
|
2026/03
|
23
|
30
|
37
|
52
|
71
|
71
|
58
|
54
|
60
|
93
|
91
|
175
|
114
|
91
|
20
|
31
|
46
|
42
|
73
|
72
|
68
|
68
|
87
|
55
|
39
|
55
|
48
|
46
|
52
|
38
|
38
|
|
2026/02
|
76
|
66
|
73
|
87
|
67
|
124
|
93
|
87
|
75
|
88
|
93
|
83
|
66
|
59
|
71
|
29
|
54
|
47
|
51
|
41
|
48
|
90
|
148
|
79
|
41
|
28
|
45
|
52
|
|||
|
2026/01
|
53
|
75
|
108
|
65
|
48
|
39
|
42
|
45
|
45
|
53
|
65
|
61
|
66
|
85
|
65
|
60
|
138
|
110
|
60
|
60
|
80
|
86
|
78
|
105
|
94
|
99
|
123
|
118
|
87
|
78
|
71
|
|
2025/12
|
88
|
112
|
87
|
68
|
81
|
76
|
58
|
59
|
86
|
100
|
110
|
98
|
52
|
47
|
54
|
60
|
91
|
122
|
92
|
54
|
48
|
105
|
51
|
72
|
56
|
60
|
64
|
65
|
58
|
89
|
124
|
|
2025/11
|
34
|
42
|
84
|
88
|
125
|
87
|
26
|
28
|
51
|
69
|
62
|
61
|
55
|
70
|
59
|
50
|
20
|
24
|
27
|
31
|
36
|
42
|
38
|
51
|
44
|
62
|
110
|
65
|
58
|
58
|
|
|
2025/10
|
21
|
13
|
18
|
22
|
16
|
13
|
17
|
20
|
18
|
17
|
22
|
25
|
21
|
26
|
31
|
34
|
20
|
27
|
47
|
34
|
33
|
46
|
59
|
74
|
52
|
36
|
38
|
48
|
79
|
54
|
35
|
|
2025/09
|
24
|
29
|
43
|
27
|
22
|
34
|
29
|
23
|
24
|
34
|
16
|
18
|
21
|
29
|
31
|
32
|
18
|
18
|
19
|
21
|
28
|
25
|
15
|
18
|
27
|
24
|
21
|
20
|
17
|
17
|
|
|
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