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
11 Nov
Thu
12 Nov
Fri
13 Nov
Sat
14 Nov
Sun
15 Nov
Mon
16 Nov
Tue
17 Nov
Real-time AQI (Monitoring Station in Shiyan)
铁二处
5122
PM2.5
51 *
PM10
30
O3
0.7
CO
7
SO2
29
NO2
郧阳区金沙路
203
PM2.5
20
PM10
46
O3
0.5
CO
7
SO2
7
NO2
Air quality in the last 12 months (Shiyan)
|
2026/09
|
35
|
33
|
42
|
44
|
49
|
54
|
49
|
50
|
27
|
18
|
22
|
24
|
22
|
31
|
39
|
24
|
24
|
32
|
31
|
37
|
22
|
49
|
57
|
55
|
20
|
21
|
23
|
23
|
26
|
20
|
|
|
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
|
|
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