Air Quality
Excellent
No health implications.
10
PM2.5
17
PM10
29
O3
0.9
CO
6
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
5 Aug
50
Excellent
Thu
6 Aug
64
Good
Fri
7 Aug
74
Good
Sat
8 Aug
76
Good
Sun
9 Aug
79
Good
Mon
10 Aug
79
Good
Tue
11 Aug
17
Excellent
Air quality in the last 12 months (Yongji)
|
2026/06
|
63
|
70
|
72
|
57
|
50
|
42
|
40
|
39
|
39
|
38
|
45
|
37
|
41
|
57
|
48
|
55
|
48
|
30
|
31
|
32
|
30
|
31
|
33
|
38
|
36
|
46
|
50
|
48
|
46
|
36
|
|
|
2026/05
|
43
|
37
|
37
|
42
|
43
|
44
|
42
|
44
|
42
|
53
|
66
|
73
|
54
|
35
|
47
|
41
|
27
|
25
|
38
|
33
|
37
|
36
|
42
|
43
|
30
|
36
|
51
|
60
|
52
|
47
|
49
|
|
2026/04
|
48
|
56
|
112
|
87
|
79
|
76
|
79
|
64
|
53
|
61
|
55
|
62
|
51
|
46
|
45
|
45
|
52
|
56
|
147
|
126
|
37
|
25
|
40
|
44
|
52
|
57
|
89
|
76
|
53
|
47
|
|
|
2026/03
|
18
|
41
|
78
|
71
|
69
|
51
|
40
|
69
|
80
|
122
|
101
|
113
|
145
|
58
|
40
|
61
|
66
|
81
|
79
|
81
|
76
|
105
|
84
|
63
|
74
|
80
|
67
|
65
|
58
|
47
|
50
|
|
2026/02
|
126
|
98
|
78
|
118
|
125
|
79
|
51
|
51
|
72
|
116
|
101
|
101
|
102
|
99
|
78
|
54
|
173
|
106
|
76
|
62
|
136
|
397
|
109
|
50
|
61
|
59
|
44
|
33
|
|||
|
2026/01
|
71
|
109
|
146
|
92
|
58
|
39
|
50
|
59
|
62
|
72
|
61
|
70
|
89
|
115
|
110
|
92
|
94
|
99
|
55
|
37
|
48
|
70
|
103
|
124
|
104
|
155
|
137
|
133
|
118
|
131
|
138
|
|
2025/12
|
88
|
67
|
52
|
70
|
81
|
123
|
112
|
85
|
101
|
123
|
125
|
67
|
86
|
105
|
105
|
118
|
101
|
108
|
105
|
54
|
69
|
91
|
90
|
95
|
56
|
66
|
90
|
113
|
126
|
104
|
76
|
|
2025/11
|
66
|
74
|
72
|
90
|
93
|
67
|
34
|
46
|
78
|
93
|
90
|
82
|
60
|
82
|
91
|
76
|
24
|
31
|
45
|
66
|
79
|
88
|
76
|
100
|
83
|
148
|
153
|
109
|
104
|
94
|
|
|
2025/10
|
34
|
25
|
26
|
35
|
29
|
16
|
19
|
16
|
18
|
18
|
15
|
16
|
27
|
42
|
32
|
30
|
16
|
21
|
36
|
27
|
26
|
46
|
62
|
81
|
51
|
51
|
58
|
65
|
79
|
91
|
77
|
|
2025/09
|
36
|
31
|
17
|
13
|
21
|
50
|
57
|
49
|
33
|
33
|
18
|
21
|
31
|
42
|
39
|
34
|
22
|
13
|
16
|
36
|
16
|
15
|
19
|
34
|
37
|
31
|
30
|
36
|
39
|
54
|
|
|
2025/08
|
32
|
38
|
37
|
41
|
30
|
34
|
34
|
23
|
26
|
27
|
35
|
37
|
49
|
41
|
34
|
19
|
24
|
32
|
27
|
29
|
45
|
48
|
34
|
25
|
39
|
45
|
35
|
21
|
24
|
30
|
33
|
|
2025/07
|
24
|
19
|
25
|
31
|
21
|
34
|
25
|
42
|
43
|
36
|
46
|
48
|
42
|
36
|
42
|
50
|
41
|
41
|
41
|
29
|
33
|
39
|
19
|
18
|
23
|
31
|
34
|
31
|
35
|
36
|
36
|
|
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