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
28 Sep
Mon
29 Sep
Tue
30 Sep
Wed
1 Oct
Thu
2 Oct
Fri
3 Oct
Sat
4 Oct
Real-time AQI (Monitoring Station in Changzhi)
清华站
177
PM2.5
17
PM10
31
O3
0.8
CO
8
SO2
19
NO2
德盛苑
1812
PM2.5
15
PM10
24
O3
0.7
CO
7
SO2
23
NO2
向阳小学
2512
PM2.5
25
PM10
43
O3
0.9
CO
8
SO2
17
NO2
屯留一中
2215
PM2.5
15
PM10
31
O3
0.7
CO
6
SO2
13
NO2
学府街1号
5740 *
PM2.5
47
PM10
28
O3
1.2
CO
11
SO2
19
NO2
Air quality in the last 12 months (Changzhi)
|
2025/08
|
37
|
43
|
44
|
40
|
29
|
31
|
38
|
44
|
23
|
27
|
34
|
44
|
44
|
46
|
30
|
22
|
37
|
31
|
33
|
39
|
25
|
36
|
36
|
32
|
36
|
29
|
36
|
25
|
33
|
35
|
39
|
|
2025/07
|
20
|
24
|
24
|
29
|
20
|
30
|
33
|
46
|
42
|
39
|
60
|
48
|
53
|
50
|
42
|
53
|
46
|
42
|
42
|
36
|
26
|
36
|
25
|
19
|
22
|
30
|
31
|
31
|
38
|
38
|
39
|
|
2025/06
|
58
|
51
|
35
|
41
|
46
|
51
|
60
|
56
|
60
|
39
|
54
|
48
|
47
|
35
|
34
|
28
|
38
|
39
|
33
|
49
|
49
|
44
|
37
|
41
|
42
|
34
|
48
|
34
|
41
|
32
|
|
|
2025/05
|
54
|
70
|
53
|
48
|
157
|
91
|
95
|
86
|
53
|
40
|
44
|
48
|
56
|
51
|
49
|
52
|
94
|
66
|
58
|
61
|
73
|
63
|
61
|
39
|
44
|
46
|
56
|
57
|
54
|
51
|
39
|
|
2025/04
|
52
|
52
|
58
|
71
|
50
|
63
|
83
|
67
|
60
|
49
|
73
|
194
|
65
|
35
|
45
|
112
|
113
|
94
|
83
|
55
|
63
|
65
|
78
|
51
|
57
|
65
|
66
|
51
|
49
|
93
|
|
|
2025/03
|
115
|
61
|
34
|
59
|
77
|
85
|
82
|
69
|
72
|
86
|
78
|
108
|
93
|
73
|
60
|
33
|
31
|
38
|
42
|
39
|
40
|
55
|
93
|
206
|
154
|
112
|
111
|
135
|
35
|
40
|
47
|
|
2025/02
|
159
|
117
|
33
|
28
|
23
|
58
|
50
|
28
|
42
|
59
|
84
|
70
|
51
|
54
|
56
|
55
|
63
|
68
|
55
|
102
|
127
|
141
|
56
|
51
|
57
|
58
|
73
|
69
|
|||
|
2025/01
|
74
|
94
|
101
|
84
|
61
|
47
|
40
|
32
|
41
|
54
|
49
|
42
|
73
|
70
|
38
|
40
|
53
|
61
|
58
|
62
|
88
|
119
|
125
|
99
|
92
|
51
|
29
|
38
|
94
|
101
|
180
|
|
2024/12
|
51
|
57
|
57
|
63
|
36
|
38
|
39
|
52
|
74
|
80
|
122
|
131
|
56
|
50
|
42
|
51
|
60
|
59
|
68
|
69
|
44
|
54
|
62
|
87
|
103
|
71
|
60
|
33
|
51
|
64
|
64
|
|
2024/11
|
55
|
51
|
55
|
47
|
57
|
62
|
85
|
99
|
66
|
84
|
198
|
177
|
56
|
53
|
67
|
55
|
61
|
55
|
42
|
57
|
72
|
76
|
89
|
80
|
38
|
37
|
62
|
36
|
32
|
51
|
|
|
2024/10
|
49
|
41
|
46
|
49
|
58
|
62
|
74
|
100
|
96
|
51
|
75
|
76
|
93
|
96
|
117
|
100
|
69
|
21
|
24
|
26
|
56
|
38
|
46
|
57
|
84
|
71
|
57
|
98
|
93
|
86
|
65
|
|
2024/09
|
41
|
27
|
37
|
39
|
24
|
28
|
34
|
47
|
51
|
22
|
19
|
23
|
39
|
54
|
34
|
43
|
45
|
40
|
31
|
31
|
21
|
38
|
48
|
54
|
63
|
88
|
82
|
65
|
44
|
19
|
|
|
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