Air Quality
Excellent
No health implications.
20
PM2.5
32
PM10
138
O3
0.4
CO
7
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Jul
115
Light
Tue
15 Jul
87
Good
Wed
16 Jul
95
Good
Thu
17 Jul
100
Good
Fri
18 Jul
115
Light
Sat
19 Jul
109
Light
Sun
20 Jul
48
Excellent
Air quality in the last 12 months (Rencheng)
|
2025/06
|
50
|
51
|
54
|
71
|
68
|
57
|
60
|
61
|
68
|
51
|
64
|
51
|
45
|
52
|
42
|
42
|
49
|
46
|
29
|
30
|
40
|
44
|
42
|
46
|
51
|
35
|
38
|
35
|
13
|
23
|
|
|
2025/05
|
60
|
83
|
54
|
49
|
56
|
86
|
66
|
58
|
23
|
27
|
50
|
53
|
42
|
54
|
53
|
70
|
96
|
58
|
80
|
62
|
58
|
58
|
59
|
56
|
50
|
48
|
61
|
53
|
51
|
57
|
60
|
|
2025/04
|
65
|
45
|
50
|
65
|
74
|
68
|
79
|
88
|
84
|
86
|
64
|
162
|
73
|
60
|
68
|
86
|
86
|
102
|
46
|
64
|
46
|
71
|
74
|
71
|
61
|
52
|
58
|
61
|
56
|
76
|
|
|
2025/03
|
127
|
34
|
39
|
48
|
80
|
80
|
89
|
95
|
103
|
111
|
127
|
156
|
88
|
61
|
73
|
42
|
53
|
42
|
57
|
64
|
59
|
68
|
90
|
110
|
169
|
106
|
136
|
146
|
51
|
55
|
69
|
|
2025/02
|
93
|
143
|
101
|
48
|
49
|
77
|
61
|
38
|
55
|
71
|
85
|
100
|
81
|
74
|
96
|
77
|
57
|
70
|
59
|
61
|
94
|
87
|
62
|
42
|
68
|
112
|
113
|
122
|
|||
|
2025/01
|
133
|
122
|
82
|
141
|
164
|
55
|
57
|
56
|
43
|
50
|
97
|
103
|
88
|
115
|
55
|
65
|
72
|
112
|
111
|
100
|
156
|
175
|
114
|
109
|
123
|
80
|
42
|
64
|
205
|
105
|
111
|
|
2024/12
|
114
|
98
|
73
|
133
|
166
|
194
|
97
|
53
|
65
|
97
|
88
|
66
|
77
|
74
|
76
|
94
|
80
|
36
|
60
|
90
|
54
|
51
|
73
|
100
|
156
|
113
|
62
|
63
|
69
|
91
|
107
|
|
2024/11
|
151
|
68
|
104
|
66
|
52
|
55
|
54
|
45
|
48
|
69
|
88
|
101
|
103
|
75
|
77
|
76
|
54
|
45
|
42
|
64
|
112
|
79
|
56
|
57
|
53
|
41
|
49
|
53
|
66
|
83
|
|
|
2024/10
|
39
|
23
|
36
|
59
|
49
|
42
|
45
|
54
|
67
|
87
|
59
|
69
|
71
|
74
|
114
|
92
|
49
|
13
|
36
|
32
|
49
|
70
|
59
|
68
|
78
|
83
|
153
|
73
|
103
|
136
|
127
|
|
2024/09
|
41
|
31
|
31
|
47
|
36
|
31
|
45
|
43
|
37
|
41
|
31
|
40
|
51
|
51
|
37
|
48
|
38
|
18
|
33
|
34
|
22
|
33
|
46
|
52
|
62
|
70
|
67
|
45
|
42
|
32
|
|
|
2024/08
|
27
|
26
|
29
|
29
|
16
|
13
|
35
|
19
|
40
|
54
|
89
|
42
|
37
|
45
|
37
|
49
|
40
|
38
|
18
|
34
|
35
|
42
|
44
|
54
|
57
|
39
|
18
|
33
|
45
|
42
|
45
|
|
2024/07
|
35
|
40
|
40
|
24
|
29
|
20
|
22
|
30
|
40
|
72
|
73
|
60
|
64
|
51
|
40
|
17
|
29
|
48
|
27
|
15
|
33
|
31
|
39
|
49
|
37
|
22
|
21
|
11
|
25
|
28
|
28
|
|
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