Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
27
PM2.5
59
*
PM10
65
O3
0.3
CO
7
SO2
8
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
15 May
57
Good
Sat
16 May
63
Good
Sun
17 May
55
Good
Mon
18 May
58
Good
Tue
19 May
64
Good
Wed
20 May
65
Good
Thu
21 May
45
Excellent
Air quality in the last 12 months (Hezheng)
|
2026/04
|
67
|
64
|
94
|
84
|
85
|
79
|
63
|
54
|
63
|
64
|
48
|
67
|
58
|
38
|
58
|
40
|
53
|
59
|
232
|
84
|
66
|
69
|
80
|
77
|
70
|
69
|
50
|
36
|
44
|
51
|
|
|
2026/03
|
82
|
96
|
103
|
115
|
115
|
91
|
76
|
70
|
55
|
63
|
61
|
119
|
182
|
73
|
94
|
94
|
60
|
67
|
78
|
83
|
93
|
103
|
111
|
84
|
66
|
49
|
50
|
61
|
60
|
36
|
45
|
|
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
|
|
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