Air Quality
Moderate
Sensitive individuals will experience more serious conditions. The hearts and respiratory systems of healthy people may be affected.
99
PM2.5
313
*
PM10
112
O3
0.2
CO
21
SO2
7
NO2
Sensitive individuals will experience more serious conditions. The hearts and respiratory systems of healthy people may be affected.
Advise
Children, seniors and individuals with respiratory or heart diseases should avoid sustained and high-intensity outdoor exercises. General population should moderately reduce outdoor activities.
Air Quality
Today
13 Sep
94
Good
Sun
14 Sep
64
Good
Mon
15 Sep
94
Good
Tue
16 Sep
62
Good
Wed
17 Sep
64
Good
Thu
18 Sep
66
Good
Fri
19 Sep
19
Excellent
Air quality in the last 12 months (Yongchang)
|
2025/08
|
48
|
41
|
36
|
18
|
21
|
35
|
22
|
24
|
27
|
48
|
51
|
76
|
43
|
46
|
45
|
37
|
49
|
37
|
59
|
166
|
30
|
19
|
27
|
30
|
56
|
33
|
20
|
24
|
33
|
35
|
45
|
|
2025/07
|
46
|
32
|
45
|
17
|
26
|
27
|
35
|
29
|
27
|
28
|
101
|
68
|
118
|
78
|
41
|
50
|
77
|
112
|
24
|
26
|
43
|
61
|
79
|
32
|
24
|
25
|
33
|
42
|
98
|
150
|
51
|
|
2025/06
|
41
|
25
|
38
|
56
|
51
|
45
|
44
|
54
|
45
|
35
|
38
|
53
|
71
|
46
|
31
|
26
|
32
|
32
|
19
|
47
|
32
|
23
|
31
|
22
|
32
|
48
|
33
|
40
|
61
|
36
|
|
|
2025/05
|
60
|
109
|
101
|
274
|
239
|
142
|
83
|
210
|
52
|
36
|
43
|
50
|
67
|
42
|
43
|
99
|
192
|
53
|
40
|
98
|
75
|
64
|
23
|
30
|
33
|
46
|
46
|
283
|
150
|
43
|
58
|
|
2025/04
|
128
|
103
|
160
|
77
|
91
|
105
|
107
|
139
|
60
|
64
|
273
|
289
|
43
|
40
|
100
|
96
|
144
|
149
|
93
|
99
|
68
|
50
|
38
|
51
|
58
|
36
|
64
|
63
|
119
|
112
|
|
|
2025/03
|
63
|
37
|
70
|
63
|
36
|
64
|
108
|
67
|
202
|
99
|
219
|
86
|
60
|
35
|
30
|
46
|
51
|
45
|
62
|
71
|
65
|
74
|
113
|
192
|
302
|
201
|
68
|
68
|
50
|
55
|
119
|
|
2025/02
|
56
|
45
|
49
|
29
|
35
|
39
|
110
|
70
|
81
|
52
|
127
|
86
|
71
|
50
|
74
|
79
|
66
|
69
|
75
|
64
|
68
|
64
|
45
|
69
|
63
|
61
|
54
|
61
|
|||
|
2025/01
|
73
|
66
|
70
|
84
|
60
|
57
|
59
|
65
|
76
|
64
|
87
|
174
|
183
|
33
|
53
|
93
|
96
|
75
|
51
|
54
|
58
|
67
|
70
|
77
|
66
|
92
|
105
|
97
|
119
|
43
|
46
|
|
2024/12
|
37
|
57
|
54
|
57
|
57
|
49
|
41
|
70
|
85
|
45
|
78
|
60
|
64
|
57
|
64
|
53
|
51
|
57
|
61
|
56
|
56
|
69
|
97
|
69
|
59
|
54
|
43
|
68
|
72
|
65
|
53
|
|
2024/11
|
55
|
47
|
67
|
58
|
71
|
81
|
81
|
86
|
76
|
75
|
62
|
54
|
46
|
78
|
119
|
48
|
65
|
61
|
59
|
56
|
74
|
78
|
76
|
59
|
34
|
51
|
83
|
40
|
47
|
41
|
|
|
2024/10
|
34
|
25
|
42
|
45
|
48
|
35
|
46
|
50
|
51
|
46
|
50
|
36
|
50
|
59
|
63
|
68
|
60
|
55
|
96
|
59
|
43
|
45
|
39
|
47
|
40
|
44
|
42
|
44
|
42
|
50
|
50
|
|
2024/09
|
24
|
30
|
56
|
12
|
18
|
27
|
22
|
52
|
27
|
38
|
33
|
26
|
21
|
41
|
51
|
34
|
37
|
41
|
55
|
20
|
25
|
47
|
40
|
163
|
50
|
31
|
57
|
69
|
27
|
21
|
|
|
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