Air Quality
Excellent
No health implications.
8
PM2.5
20
PM10
73
O3
0.5
CO
9
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
24 Jun
84
Good
Wed
25 Jun
81
Good
Thu
26 Jun
85
Good
Fri
27 Jun
92
Good
Sat
28 Jun
87
Good
Sun
29 Jun
76
Good
Mon
30 Jun
89
Good
Yongchang Air quality rank
Air quality in the last 12 months (Yongchang)
|
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
|
|
|
2024/08
|
32
|
25
|
22
|
23
|
34
|
45
|
33
|
114
|
73
|
25
|
32
|
37
|
48
|
38
|
26
|
28
|
40
|
28
|
27
|
39
|
33
|
56
|
46
|
69
|
74
|
75
|
33
|
41
|
38
|
102
|
104
|
|
2024/07
|
18
|
29
|
34
|
83
|
46
|
40
|
32
|
64
|
75
|
66
|
51
|
47
|
38
|
36
|
31
|
29
|
61
|
38
|
35
|
300
|
101
|
54
|
51
|
34
|
37
|
41
|
38
|
49
|
68
|
92
|
31
|
|
2024/06
|
52
|
52
|
42
|
38
|
43
|
36
|
40
|
31
|
31
|
33
|
31
|
32
|
57
|
42
|
71
|
53
|
47
|
89
|
48
|
17
|
28
|
27
|
37
|
73
|
89
|
65
|
55
|
39
|
65
|
30
|
|
|
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