Air Quality
Excellent
No health implications.
29
PM2.5
44
PM10
83
O3
0.4
CO
5
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 Mar
84
Good
Mon
9 Mar
81
Good
Tue
10 Mar
86
Good
Wed
11 Mar
80
Good
Thu
12 Mar
81
Good
Fri
13 Mar
83
Good
Sat
14 Mar
23
Excellent
Air quality in the last 12 months (Hezheng)
|
2026/02
|
116
|
106
|
116
|
120
|
108
|
85
|
66
|
72
|
89
|
97
|
88
|
95
|
85
|
77
|
83
|
81
|
108
|
71
|
80
|
62
|
96
|
276
|
165
|
96
|
104
|
108
|
101
|
102
|
|||
|
2026/01
|
99
|
103
|
89
|
100
|
74
|
97
|
104
|
96
|
85
|
87
|
94
|
87
|
83
|
97
|
89
|
104
|
88
|
98
|
67
|
78
|
92
|
98
|
109
|
100
|
404
|
380
|
195
|
165
|
130
|
92
|
108
|
|
2025/12
|
94
|
80
|
78
|
91
|
95
|
100
|
97
|
100
|
106
|
98
|
105
|
96
|
73
|
81
|
96
|
111
|
112
|
94
|
92
|
57
|
84
|
105
|
74
|
82
|
77
|
103
|
111
|
106
|
110
|
110
|
103
|
|
2025/11
|
76
|
52
|
70
|
75
|
68
|
41
|
68
|
83
|
87
|
55
|
85
|
75
|
73
|
84
|
83
|
75
|
51
|
59
|
76
|
85
|
95
|
102
|
95
|
126
|
73
|
93
|
91
|
70
|
72
|
83
|
|
|
2025/10
|
23
|
36
|
56
|
55
|
45
|
36
|
27
|
20
|
32
|
29
|
36
|
27
|
48
|
53
|
56
|
57
|
28
|
62
|
60
|
63
|
35
|
38
|
33
|
42
|
50
|
43
|
61
|
69
|
82
|
81
|
81
|
|
2025/09
|
45
|
45
|
45
|
50
|
62
|
86
|
73
|
66
|
57
|
51
|
45
|
40
|
51
|
68
|
54
|
81
|
32
|
27
|
39
|
50
|
42
|
45
|
37
|
51
|
48
|
41
|
39
|
35
|
43
|
45
|
|
|
2025/08
|
56
|
41
|
36
|
13
|
22
|
33
|
33
|
19
|
32
|
41
|
41
|
29
|
46
|
40
|
44
|
46
|
48
|
42
|
29
|
64
|
12
|
28
|
26
|
42
|
44
|
17
|
17
|
16
|
28
|
40
|
44
|
|
2025/07
|
51
|
42
|
40
|
21
|
29
|
23
|
35
|
35
|
43
|
42
|
40
|
29
|
34
|
36
|
42
|
49
|
51
|
37
|
56
|
24
|
32
|
30
|
35
|
32
|
24
|
31
|
38
|
40
|
32
|
29
|
61
|
|
2025/06
|
34
|
41
|
35
|
33
|
51
|
53
|
51
|
55
|
30
|
43
|
44
|
52
|
51
|
31
|
54
|
52
|
58
|
55
|
39
|
48
|
40
|
17
|
33
|
20
|
29
|
37
|
28
|
39
|
39
|
25
|
|
|
2025/05
|
47
|
98
|
128
|
94
|
63
|
99
|
90
|
59
|
49
|
42
|
41
|
53
|
63
|
35
|
35
|
48
|
94
|
49
|
54
|
47
|
50
|
59
|
51
|
41
|
31
|
47
|
37
|
34
|
40
|
88
|
64
|
|
2025/04
|
93
|
94
|
81
|
109
|
87
|
67
|
60
|
88
|
100
|
73
|
88
|
339
|
79
|
63
|
59
|
114
|
70
|
162
|
112
|
101
|
86
|
71
|
52
|
52
|
50
|
37
|
49
|
46
|
48
|
62
|
|
|
2025/03
|
63
|
52
|
50
|
53
|
48
|
49
|
72
|
65
|
63
|
61
|
151
|
104
|
76
|
48
|
49
|
52
|
47
|
47
|
55
|
58
|
54
|
57
|
58
|
45
|
66
|
362
|
117
|
71
|
71
|
88
|
80
|
|
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