Air Quality
Excellent
No health implications.
17
PM2.5
42
PM10
84
O3
0.3
CO
7
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 May
98
Good
Tue
13 May
94
Good
Wed
14 May
103
Light
Thu
15 May
107
Light
Fri
16 May
114
Light
Sat
17 May
35
Excellent
Sun
18 May
23
Excellent
Air quality in the last 12 months (Rencheng)
|
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
|
|
2024/06
|
40
|
71
|
77
|
57
|
55
|
48
|
58
|
61
|
62
|
68
|
61
|
61
|
71
|
57
|
49
|
50
|
45
|
44
|
50
|
48
|
49
|
59
|
83
|
97
|
93
|
56
|
55
|
49
|
36
|
34
|
|
|
2024/05
|
58
|
55
|
59
|
46
|
52
|
65
|
62
|
61
|
58
|
61
|
174
|
102
|
99
|
78
|
77
|
60
|
67
|
73
|
64
|
60
|
56
|
52
|
49
|
61
|
55
|
60
|
45
|
50
|
40
|
55
|
70
|
|
2024/04
|
77
|
88
|
59
|
43
|
63
|
57
|
60
|
68
|
93
|
90
|
66
|
63
|
55
|
32
|
52
|
98
|
93
|
83
|
73
|
75
|
73
|
79
|
81
|
84
|
74
|
72
|
53
|
42
|
66
|
55
|
|
|
2024/03
|
66
|
86
|
81
|
87
|
127
|
69
|
95
|
45
|
63
|
95
|
107
|
73
|
78
|
63
|
54
|
90
|
105
|
72
|
87
|
71
|
83
|
79
|
72
|
64
|
55
|
53
|
62
|
98
|
87
|
102
|
82
|
|
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