Air Quality
Excellent
No health implications.
10
PM2.5
12
PM10
51
O3
0.5
CO
5
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
4 Mar
48
Excellent
Wed
5 Mar
58
Good
Thu
6 Mar
58
Good
Fri
7 Mar
62
Good
Sat
8 Mar
64
Good
Sun
9 Mar
18
Excellent
Mon
10 Mar
33
Excellent
Air quality in the last 12 months (Zhengxiang)
|
2025/01
|
148
|
135
|
155
|
176
|
142
|
100
|
95
|
86
|
63
|
63
|
64
|
87
|
91
|
85
|
89
|
70
|
81
|
89
|
127
|
108
|
110
|
119
|
178
|
260
|
42
|
35
|
60
|
71
|
227
|
154
|
78
|
|
2024/12
|
76
|
86
|
99
|
156
|
51
|
49
|
54
|
74
|
111
|
83
|
58
|
85
|
104
|
64
|
59
|
73
|
85
|
77
|
95
|
125
|
117
|
107
|
88
|
99
|
125
|
117
|
132
|
121
|
97
|
120
|
122
|
|
2024/11
|
64
|
117
|
90
|
83
|
100
|
73
|
66
|
51
|
64
|
83
|
59
|
67
|
65
|
79
|
66
|
69
|
20
|
11
|
13
|
33
|
51
|
55
|
74
|
83
|
42
|
29
|
39
|
42
|
52
|
65
|
|
|
2024/10
|
31
|
51
|
55
|
54
|
56
|
71
|
71
|
54
|
50
|
67
|
70
|
71
|
171
|
85
|
37
|
36
|
53
|
45
|
26
|
26
|
40
|
23
|
34
|
44
|
58
|
67
|
54
|
64
|
65
|
54
|
61
|
|
2024/09
|
48
|
51
|
56
|
56
|
51
|
45
|
35
|
33
|
43
|
39
|
43
|
36
|
27
|
42
|
45
|
41
|
47
|
46
|
43
|
41
|
33
|
31
|
37
|
45
|
68
|
57
|
59
|
56
|
50
|
51
|
|
|
2024/08
|
15
|
22
|
23
|
28
|
29
|
32
|
31
|
30
|
33
|
32
|
30
|
29
|
24
|
33
|
37
|
33
|
39
|
64
|
37
|
44
|
44
|
27
|
21
|
19
|
42
|
38
|
43
|
24
|
33
|
38
|
51
|
|
2024/07
|
27
|
17
|
23
|
23
|
27
|
25
|
31
|
24
|
24
|
28
|
28
|
28
|
29
|
24
|
33
|
27
|
21
|
18
|
16
|
27
|
25
|
28
|
28
|
29
|
40
|
33
|
23
|
12
|
16
|
15
|
18
|
|
2024/06
|
22
|
25
|
38
|
18
|
17
|
33
|
38
|
38
|
43
|
29
|
28
|
22
|
21
|
23
|
21
|
26
|
16
|
18
|
21
|
28
|
28
|
26
|
31
|
28
|
9
|
15
|
33
|
34
|
27
|
26
|
|
|
2024/05
|
21
|
36
|
32
|
17
|
32
|
73
|
101
|
86
|
68
|
87
|
38
|
73
|
84
|
69
|
65
|
68
|
60
|
48
|
25
|
20
|
38
|
40
|
39
|
44
|
35
|
32
|
17
|
33
|
28
|
22
|
20
|
|
2024/04
|
37
|
52
|
27
|
27
|
25
|
29
|
38
|
46
|
48
|
43
|
51
|
46
|
48
|
57
|
57
|
47
|
24
|
39
|
31
|
27
|
37
|
55
|
40
|
45
|
30
|
36
|
40
|
54
|
47
|
13
|
|
|
2024/03
|
95
|
73
|
62
|
51
|
51
|
112
|
82
|
69
|
60
|
66
|
55
|
60
|
48
|
43
|
48
|
36
|
41
|
19
|
49
|
71
|
80
|
49
|
31
|
42
|
31
|
29
|
47
|
31
|
48
|
49
|
33
|
|
2024/02
|
41
|
23
|
22
|
36
|
80
|
45
|
58
|
107
|
133
|
208
|
188
|
168
|
51
|
55
|
59
|
51
|
47
|
35
|
50
|
52
|
16
|
25
|
33
|
43
|
76
|
54
|
87
|
52
|
64
|
||
|
1
|
2
|
3
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4
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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