Air Quality
Excellent
No health implications.
11
PM2.5
39
PM10
63
O3
0.4
CO
9
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
11 Jan
82
Good
Mon
12 Jan
95
Good
Tue
13 Jan
118
Light
Wed
14 Jan
145
Light
Thu
15 Jan
151
Moderate
Fri
16 Jan
159
Moderate
Sat
17 Jan
44
Excellent
Gucheng Air quality rank
Air quality in the last 12 months (Gucheng)
|
2025/11
|
73
|
39
|
66
|
90
|
97
|
139
|
87
|
70
|
70
|
76
|
96
|
102
|
83
|
94
|
166
|
123
|
36
|
49
|
58
|
63
|
74
|
122
|
114
|
159
|
38
|
135
|
75
|
148
|
159
|
198
|
|
|
2025/10
|
70
|
24
|
28
|
40
|
19
|
18
|
30
|
30
|
10
|
13
|
14
|
23
|
31
|
49
|
75
|
60
|
36
|
25
|
36
|
35
|
47
|
53
|
64
|
74
|
78
|
54
|
83
|
118
|
86
|
105
|
113
|
|
2025/09
|
34
|
38
|
50
|
52
|
44
|
48
|
59
|
61
|
43
|
49
|
58
|
47
|
59
|
56
|
45
|
41
|
26
|
36
|
23
|
37
|
54
|
32
|
33
|
39
|
55
|
59
|
28
|
51
|
60
|
64
|
|
|
2025/08
|
37
|
32
|
42
|
31
|
41
|
34
|
48
|
40
|
20
|
33
|
42
|
37
|
38
|
48
|
43
|
17
|
21
|
28
|
44
|
26
|
30
|
23
|
37
|
16
|
26
|
36
|
45
|
21
|
39
|
24
|
26
|
|
2025/07
|
14
|
22
|
28
|
38
|
32
|
23
|
29
|
31
|
43
|
57
|
49
|
51
|
46
|
35
|
48
|
33
|
35
|
36
|
53
|
42
|
42
|
21
|
14
|
33
|
38
|
36
|
30
|
42
|
30
|
31
|
25
|
|
2025/06
|
73
|
73
|
46
|
38
|
69
|
79
|
81
|
67
|
80
|
44
|
79
|
84
|
69
|
62
|
35
|
31
|
44
|
55
|
20
|
37
|
47
|
46
|
53
|
49
|
59
|
54
|
55
|
40
|
30
|
27
|
|
|
2025/05
|
52
|
67
|
36
|
54
|
93
|
48
|
74
|
72
|
35
|
33
|
54
|
60
|
63
|
56
|
35
|
80
|
118
|
76
|
92
|
73
|
67
|
71
|
63
|
52
|
51
|
58
|
57
|
67
|
63
|
65
|
65
|
|
2025/04
|
71
|
34
|
63
|
86
|
51
|
78
|
95
|
83
|
65
|
81
|
98
|
160
|
58
|
59
|
55
|
92
|
121
|
63
|
38
|
62
|
61
|
63
|
77
|
54
|
70
|
84
|
61
|
51
|
60
|
69
|
|
|
2025/03
|
146
|
55
|
46
|
39
|
78
|
66
|
101
|
103
|
105
|
100
|
102
|
133
|
107
|
65
|
54
|
39
|
53
|
32
|
56
|
54
|
55
|
69
|
104
|
136
|
97
|
86
|
109
|
91
|
46
|
57
|
77
|
|
2025/02
|
71
|
95
|
40
|
26
|
46
|
92
|
40
|
28
|
65
|
80
|
102
|
101
|
106
|
82
|
96
|
57
|
47
|
54
|
58
|
74
|
68
|
48
|
43
|
65
|
71
|
88
|
115
|
145
|
|||
|
2025/01
|
135
|
53
|
80
|
160
|
163
|
42
|
53
|
48
|
47
|
63
|
91
|
84
|
80
|
88
|
47
|
70
|
79
|
114
|
108
|
89
|
158
|
52
|
88
|
122
|
85
|
98
|
32
|
80
|
207
|
93
|
62
|
|
2024/12
|
108
|
51
|
56
|
102
|
95
|
99
|
37
|
62
|
100
|
119
|
66
|
77
|
77
|
65
|
66
|
82
|
75
|
37
|
70
|
85
|
41
|
58
|
81
|
118
|
165
|
55
|
65
|
59
|
88
|
108
|
95
|
|
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