Air Quality
Excellent
No health implications.
6
PM2.5
14
PM10
35
O3
0.4
CO
6
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Mar
81
Good
Mon
16 Mar
86
Good
Tue
17 Mar
82
Good
Wed
18 Mar
82
Good
Thu
19 Mar
84
Good
Fri
20 Mar
28
Excellent
Sat
21 Mar
24
Excellent
Air quality in the last 12 months (Ruicheng)
|
2026/02
|
128
|
98
|
81
|
117
|
120
|
76
|
52
|
51
|
76
|
114
|
99
|
101
|
104
|
91
|
80
|
49
|
146
|
99
|
74
|
60
|
126
|
378
|
117
|
51
|
59
|
54
|
46
|
36
|
|||
|
2026/01
|
66
|
110
|
143
|
91
|
58
|
38
|
51
|
57
|
60
|
74
|
60
|
70
|
88
|
115
|
102
|
92
|
92
|
92
|
58
|
42
|
51
|
71
|
100
|
131
|
113
|
160
|
133
|
132
|
130
|
128
|
139
|
|
2025/12
|
98
|
72
|
50
|
68
|
79
|
127
|
117
|
84
|
100
|
131
|
128
|
63
|
86
|
97
|
100
|
122
|
104
|
114
|
112
|
55
|
72
|
99
|
88
|
93
|
54
|
66
|
93
|
113
|
138
|
114
|
76
|
|
2025/11
|
63
|
73
|
73
|
102
|
104
|
74
|
33
|
48
|
77
|
92
|
90
|
84
|
61
|
82
|
91
|
77
|
25
|
29
|
43
|
65
|
81
|
92
|
81
|
99
|
78
|
147
|
147
|
103
|
102
|
89
|
|
|
2025/10
|
31
|
23
|
23
|
35
|
26
|
18
|
22
|
15
|
16
|
17
|
16
|
16
|
27
|
41
|
36
|
31
|
14
|
22
|
39
|
31
|
26
|
48
|
65
|
92
|
54
|
55
|
59
|
67
|
84
|
91
|
83
|
|
2025/09
|
33
|
31
|
16
|
13
|
18
|
52
|
56
|
46
|
29
|
31
|
16
|
18
|
27
|
38
|
35
|
35
|
24
|
13
|
15
|
34
|
16
|
14
|
18
|
38
|
35
|
30
|
27
|
33
|
39
|
53
|
|
|
2025/08
|
33
|
38
|
35
|
41
|
30
|
34
|
35
|
21
|
26
|
27
|
35
|
36
|
49
|
40
|
35
|
20
|
26
|
36
|
28
|
30
|
45
|
48
|
36
|
28
|
41
|
50
|
37
|
22
|
22
|
27
|
33
|
|
2025/07
|
23
|
18
|
24
|
30
|
21
|
34
|
23
|
46
|
43
|
38
|
48
|
49
|
43
|
37
|
42
|
50
|
39
|
41
|
42
|
34
|
35
|
38
|
18
|
18
|
24
|
32
|
35
|
32
|
34
|
37
|
38
|
|
2025/06
|
47
|
53
|
51
|
58
|
40
|
54
|
61
|
59
|
59
|
58
|
60
|
48
|
53
|
46
|
53
|
55
|
52
|
33
|
23
|
41
|
32
|
31
|
33
|
34
|
42
|
21
|
34
|
22
|
29
|
28
|
|
|
2025/05
|
80
|
80
|
65
|
66
|
156
|
339
|
150
|
106
|
91
|
51
|
48
|
54
|
59
|
68
|
63
|
59
|
170
|
101
|
80
|
68
|
69
|
77
|
53
|
46
|
50
|
47
|
47
|
60
|
56
|
57
|
51
|
|
2025/04
|
79
|
76
|
61
|
92
|
71
|
80
|
85
|
90
|
102
|
77
|
112
|
249
|
128
|
76
|
58
|
95
|
115
|
85
|
57
|
68
|
67
|
221
|
123
|
73
|
65
|
66
|
61
|
50
|
56
|
114
|
|
|
2025/03
|
88
|
46
|
24
|
37
|
68
|
70
|
64
|
73
|
67
|
69
|
84
|
149
|
98
|
63
|
41
|
36
|
47
|
42
|
46
|
46
|
53
|
68
|
93
|
122
|
95
|
199
|
191
|
178
|
94
|
66
|
67
|
|
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