Air Quality
Excellent
No health implications.
11
PM2.5
23
PM10
48
O3
0.8
CO
4
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Aug
44
Excellent
Fri
21 Aug
49
Excellent
Sat
22 Aug
50
Excellent
Sun
23 Aug
48
Excellent
Mon
24 Aug
46
Excellent
Tue
25 Aug
21
Excellent
Wed
26 Aug
33
Excellent
Air quality in the last 12 months (Renhuai)
|
2026/07
|
23
|
26
|
21
|
21
|
26
|
29
|
37
|
34
|
32
|
28
|
25
|
27
|
31
|
32
|
35
|
34
|
30
|
27
|
30
|
37
|
40
|
42
|
40
|
34
|
27
|
30
|
31
|
27
|
24
|
25
|
24
|
|
2026/06
|
39
|
42
|
37
|
41
|
44
|
49
|
26
|
26
|
25
|
27
|
34
|
30
|
30
|
39
|
41
|
44
|
40
|
22
|
27
|
33
|
28
|
19
|
21
|
19
|
18
|
17
|
28
|
32
|
22
|
19
|
|
|
2026/05
|
44
|
29
|
27
|
38
|
47
|
47
|
43
|
36
|
44
|
51
|
58
|
47
|
46
|
53
|
30
|
28
|
32
|
23
|
30
|
37
|
32
|
33
|
35
|
38
|
40
|
38
|
33
|
21
|
31
|
42
|
43
|
|
2026/04
|
32
|
35
|
32
|
42
|
43
|
45
|
24
|
42
|
43
|
45
|
31
|
34
|
28
|
29
|
31
|
27
|
32
|
37
|
50
|
46
|
34
|
23
|
34
|
37
|
46
|
49
|
27
|
25
|
29
|
41
|
|
|
2026/03
|
29
|
27
|
24
|
30
|
40
|
46
|
24
|
20
|
20
|
27
|
46
|
44
|
46
|
47
|
16
|
23
|
21
|
19
|
23
|
22
|
34
|
33
|
26
|
23
|
30
|
28
|
36
|
29
|
37
|
31
|
25
|
|
2026/02
|
34
|
50
|
54
|
55
|
55
|
71
|
65
|
41
|
39
|
35
|
43
|
57
|
65
|
65
|
70
|
66
|
93
|
68
|
56
|
59
|
68
|
75
|
58
|
48
|
44
|
49
|
34
|
29
|
|||
|
2026/01
|
31
|
33
|
31
|
36
|
48
|
60
|
80
|
72
|
101
|
138
|
107
|
98
|
116
|
135
|
132
|
158
|
168
|
131
|
92
|
18
|
20
|
47
|
69
|
76
|
45
|
39
|
60
|
62
|
51
|
30
|
32
|
|
2025/12
|
139
|
145
|
82
|
54
|
60
|
99
|
57
|
78
|
71
|
59
|
88
|
80
|
33
|
48
|
59
|
83
|
64
|
102
|
101
|
51
|
67
|
53
|
30
|
40
|
48
|
57
|
75
|
107
|
96
|
67
|
27
|
|
2025/11
|
17
|
20
|
15
|
18
|
25
|
21
|
14
|
14
|
12
|
14
|
26
|
25
|
31
|
47
|
48
|
66
|
25
|
15
|
27
|
38
|
51
|
76
|
50
|
52
|
62
|
79
|
77
|
120
|
117
|
140
|
|
|
2025/10
|
21
|
23
|
31
|
25
|
25
|
30
|
29
|
20
|
21
|
33
|
38
|
33
|
21
|
38
|
24
|
21
|
21
|
9
|
10
|
9
|
9
|
16
|
23
|
36
|
38
|
30
|
23
|
40
|
36
|
28
|
27
|
|
2025/09
|
43
|
37
|
33
|
32
|
34
|
24
|
46
|
31
|
20
|
30
|
31
|
28
|
22
|
26
|
31
|
27
|
30
|
24
|
34
|
35
|
24
|
19
|
19
|
17
|
21
|
20
|
24
|
31
|
33
|
39
|
|
|
2025/08
|
32
|
37
|
41
|
40
|
42
|
25
|
30
|
29
|
31
|
34
|
14
|
19
|
30
|
28
|
23
|
16
|
25
|
28
|
20
|
20
|
23
|
14
|
20
|
28
|
23
|
27
|
24
|
27
|
38
|
45
|
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