Air Quality
Excellent
No health implications.
9
PM2.5
38
PM10
36
O3
1.0
CO
7
SO2
18
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 Jul
40
Excellent
Wed
9 Jul
52
Good
Thu
10 Jul
39
Excellent
Fri
11 Jul
44
Excellent
Sat
12 Jul
44
Excellent
Sun
13 Jul
26
Excellent
Mon
14 Jul
29
Excellent
Air quality in the last 12 months (Zhangwan)
|
2025/06
|
35
|
32
|
38
|
37
|
37
|
37
|
29
|
26
|
32
|
40
|
46
|
47
|
45
|
37
|
38
|
51
|
56
|
33
|
14
|
31
|
26
|
43
|
31
|
41
|
36
|
32
|
31
|
32
|
29
|
27
|
|
|
2025/05
|
85
|
66
|
84
|
88
|
43
|
277
|
175
|
70
|
59
|
44
|
40
|
50
|
59
|
46
|
49
|
63
|
82
|
127
|
65
|
69
|
77
|
59
|
55
|
67
|
72
|
62
|
61
|
52
|
62
|
48
|
28
|
|
2025/04
|
69
|
65
|
61
|
72
|
80
|
80
|
66
|
62
|
68
|
61
|
67
|
198
|
133
|
81
|
61
|
76
|
77
|
82
|
58
|
55
|
54
|
129
|
94
|
66
|
67
|
73
|
57
|
40
|
44
|
46
|
|
|
2025/03
|
104
|
37
|
27
|
38
|
56
|
66
|
100
|
88
|
84
|
71
|
77
|
69
|
63
|
59
|
50
|
47
|
49
|
43
|
48
|
48
|
58
|
65
|
66
|
63
|
55
|
58
|
122
|
74
|
61
|
74
|
69
|
|
2025/02
|
115
|
91
|
61
|
53
|
42
|
35
|
90
|
54
|
56
|
72
|
101
|
74
|
66
|
72
|
57
|
53
|
74
|
86
|
100
|
104
|
116
|
120
|
104
|
139
|
104
|
78
|
113
|
93
|
|||
|
2025/01
|
74
|
121
|
169
|
157
|
65
|
60
|
64
|
47
|
58
|
68
|
60
|
68
|
74
|
74
|
66
|
63
|
66
|
88
|
65
|
64
|
105
|
199
|
185
|
62
|
30
|
50
|
58
|
64
|
125
|
117
|
127
|
|
2024/12
|
51
|
58
|
76
|
74
|
49
|
49
|
48
|
83
|
82
|
80
|
81
|
119
|
56
|
47
|
46
|
56
|
68
|
84
|
58
|
85
|
79
|
54
|
54
|
72
|
80
|
79
|
104
|
53
|
59
|
54
|
57
|
|
2024/11
|
45
|
39
|
38
|
44
|
57
|
70
|
76
|
79
|
76
|
51
|
60
|
59
|
63
|
32
|
37
|
23
|
17
|
29
|
36
|
29
|
29
|
42
|
76
|
61
|
29
|
37
|
44
|
42
|
44
|
50
|
|
|
2024/10
|
31
|
36
|
39
|
42
|
50
|
44
|
38
|
53
|
51
|
41
|
57
|
48
|
57
|
46
|
49
|
78
|
48
|
26
|
29
|
31
|
25
|
25
|
38
|
41
|
51
|
52
|
40
|
47
|
63
|
71
|
60
|
|
2024/09
|
41
|
43
|
46
|
54
|
30
|
31
|
45
|
48
|
51
|
51
|
39
|
37
|
36
|
41
|
34
|
40
|
29
|
25
|
30
|
27
|
20
|
23
|
34
|
43
|
43
|
53
|
64
|
59
|
58
|
13
|
|
|
2024/08
|
30
|
29
|
28
|
21
|
21
|
26
|
24
|
36
|
36
|
70
|
70
|
35
|
26
|
36
|
38
|
34
|
36
|
30
|
23
|
32
|
19
|
33
|
47
|
55
|
40
|
39
|
22
|
26
|
35
|
40
|
39
|
|
2024/07
|
29
|
26
|
43
|
20
|
35
|
18
|
33
|
35
|
22
|
41
|
38
|
18
|
32
|
30
|
21
|
22
|
28
|
29
|
19
|
34
|
36
|
34
|
37
|
41
|
37
|
48
|
27
|
27
|
17
|
18
|
18
|
|
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