Air Quality
Excellent
No health implications.
3
PM2.5
8
PM10
88
O3
0.5
CO
3
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
29 Apr
41
Excellent
Wed
30 Apr
80
Good
Thu
1 May
98
Good
Fri
2 May
105
Light
Sat
3 May
96
Good
Sun
4 May
78
Good
Mon
5 May
22
Excellent
Air quality in the last 12 months (Yongchuan)
|
2025/02
|
70
|
53
|
41
|
37
|
60
|
30
|
25
|
37
|
49
|
59
|
89
|
70
|
42
|
40
|
48
|
57
|
65
|
49
|
57
|
48
|
48
|
37
|
42
|
43
|
72
|
60
|
65
|
64
|
|||
|
2025/01
|
125
|
158
|
149
|
167
|
141
|
128
|
88
|
45
|
50
|
39
|
48
|
53
|
105
|
98
|
89
|
100
|
131
|
119
|
95
|
147
|
170
|
212
|
246
|
95
|
48
|
48
|
51
|
76
|
201
|
198
|
133
|
|
2024/12
|
88
|
92
|
79
|
93
|
39
|
42
|
33
|
33
|
47
|
62
|
73
|
56
|
48
|
55
|
60
|
74
|
116
|
140
|
102
|
79
|
105
|
68
|
62
|
91
|
99
|
95
|
106
|
110
|
135
|
89
|
93
|
|
2024/11
|
46
|
43
|
62
|
59
|
48
|
54
|
58
|
54
|
41
|
45
|
53
|
41
|
50
|
51
|
53
|
32
|
21
|
21
|
20
|
23
|
37
|
35
|
32
|
24
|
21
|
29
|
39
|
43
|
57
|
68
|
|
|
2024/10
|
16
|
21
|
26
|
38
|
48
|
51
|
56
|
53
|
65
|
72
|
58
|
32
|
39
|
41
|
57
|
70
|
21
|
31
|
40
|
19
|
26
|
25
|
35
|
58
|
71
|
67
|
33
|
44
|
60
|
70
|
72
|
|
2024/09
|
37
|
40
|
24
|
29
|
39
|
41
|
45
|
38
|
22
|
29
|
35
|
31
|
36
|
67
|
41
|
27
|
36
|
39
|
30
|
50
|
31
|
50
|
42
|
59
|
104
|
91
|
45
|
45
|
37
|
15
|
|
|
2024/08
|
34
|
24
|
22
|
20
|
28
|
34
|
28
|
27
|
27
|
34
|
45
|
66
|
58
|
47
|
37
|
39
|
44
|
49
|
44
|
49
|
40
|
39
|
26
|
20
|
19
|
30
|
37
|
37
|
37
|
35
|
44
|
|
2024/07
|
42
|
36
|
37
|
32
|
22
|
40
|
29
|
45
|
15
|
20
|
17
|
33
|
36
|
13
|
24
|
31
|
29
|
27
|
24
|
23
|
32
|
26
|
31
|
25
|
42
|
50
|
36
|
31
|
36
|
32
|
37
|
|
2024/06
|
58
|
29
|
33
|
24
|
34
|
27
|
30
|
28
|
36
|
28
|
40
|
29
|
52
|
57
|
49
|
41
|
33
|
46
|
28
|
28
|
27
|
29
|
33
|
28
|
36
|
29
|
12
|
22
|
22
|
35
|
|
|
2024/05
|
44
|
32
|
34
|
35
|
42
|
47
|
72
|
62
|
52
|
48
|
46
|
45
|
44
|
48
|
47
|
40
|
60
|
57
|
37
|
23
|
26
|
24
|
37
|
48
|
41
|
25
|
40
|
29
|
26
|
30
|
39
|
|
2024/04
|
49
|
46
|
40
|
46
|
29
|
28
|
21
|
26
|
34
|
34
|
48
|
49
|
56
|
59
|
70
|
30
|
35
|
33
|
20
|
42
|
48
|
41
|
39
|
36
|
32
|
40
|
51
|
42
|
26
|
23
|
|
|
2024/03
|
73
|
64
|
72
|
90
|
100
|
111
|
78
|
85
|
71
|
77
|
86
|
72
|
77
|
87
|
56
|
62
|
77
|
30
|
39
|
61
|
63
|
80
|
92
|
77
|
27
|
37
|
37
|
47
|
47
|
60
|
57
|
|
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