Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
23
PM2.5
68
*
PM10
117
O3
0.3
CO
7
SO2
7
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
19 Jul
105
Light
Mon
20 Jul
94
Good
Tue
21 Jul
90
Good
Wed
22 Jul
100
Good
Thu
23 Jul
89
Good
Fri
24 Jul
89
Good
Sat
25 Jul
23
Excellent
Air quality in the last 12 months (Hejing)
|
2026/06
|
121
|
51
|
42
|
34
|
36
|
44
|
50
|
37
|
36
|
44
|
45
|
48
|
48
|
43
|
41
|
85
|
59
|
43
|
69
|
64
|
37
|
43
|
35
|
66
|
57
|
61
|
61
|
39
|
35
|
43
|
|
|
2026/05
|
109
|
60
|
55
|
51
|
64
|
36
|
78
|
117
|
66
|
103
|
92
|
60
|
31
|
40
|
40
|
120
|
84
|
68
|
62
|
150
|
183
|
144
|
108
|
48
|
74
|
91
|
131
|
93
|
98
|
56
|
110
|
|
2026/04
|
90
|
65
|
60
|
59
|
44
|
43
|
86
|
87
|
63
|
87
|
60
|
58
|
64
|
61
|
73
|
92
|
85
|
55
|
44
|
80
|
73
|
70
|
84
|
83
|
53
|
52
|
68
|
38
|
53
|
97
|
|
|
2026/03
|
64
|
60
|
57
|
73
|
79
|
61
|
65
|
80
|
90
|
100
|
182
|
141
|
78
|
168
|
134
|
110
|
107
|
112
|
116
|
89
|
73
|
90
|
94
|
82
|
71
|
43
|
94
|
120
|
88
|
100
|
107
|
|
2026/02
|
65
|
66
|
86
|
76
|
65
|
72
|
107
|
140
|
122
|
168
|
193
|
149
|
118
|
85
|
58
|
67
|
89
|
114
|
195
|
128
|
104
|
85
|
117
|
71
|
84
|
83
|
101
|
76
|
|||
|
2026/01
|
46
|
84
|
80
|
63
|
41
|
44
|
53
|
56
|
64
|
66
|
36
|
59
|
58
|
57
|
63
|
52
|
52
|
60
|
63
|
103
|
178
|
170
|
157
|
140
|
131
|
117
|
108
|
101
|
78
|
75
|
69
|
|
2025/12
|
60
|
58
|
63
|
59
|
66
|
76
|
70
|
65
|
64
|
66
|
102
|
91
|
123
|
89
|
79
|
100
|
108
|
88
|
69
|
60
|
46
|
57
|
62
|
64
|
50
|
45
|
39
|
58
|
69
|
54
|
53
|
|
2025/11
|
77
|
80
|
87
|
83
|
62
|
29
|
44
|
59
|
74
|
83
|
85
|
73
|
81
|
83
|
75
|
48
|
35
|
70
|
85
|
95
|
98
|
101
|
103
|
91
|
86
|
74
|
106
|
79
|
81
|
60
|
|
|
2025/10
|
76
|
55
|
22
|
34
|
64
|
37
|
42
|
64
|
66
|
61
|
67
|
72
|
66
|
27
|
30
|
80
|
54
|
78
|
62
|
65
|
74
|
86
|
94
|
89
|
93
|
81
|
79
|
74
|
75
|
67
|
70
|
|
2025/09
|
108
|
393
|
333
|
54
|
102
|
207
|
200
|
127
|
126
|
50
|
40
|
43
|
56
|
36
|
39
|
29
|
32
|
48
|
47
|
42
|
21
|
76
|
75
|
27
|
11
|
22
|
59
|
61
|
65
|
95
|
|
|
2025/08
|
32
|
31
|
30
|
36
|
42
|
23
|
37
|
44
|
24
|
45
|
33
|
34
|
32
|
36
|
33
|
24
|
41
|
37
|
30
|
43
|
42
|
23
|
26
|
43
|
53
|
27
|
35
|
96
|
61
|
46
|
61
|
|
2025/07
|
30
|
22
|
18
|
56
|
66
|
62
|
27
|
25
|
27
|
23
|
49
|
30
|
97
|
60
|
51
|
49
|
43
|
22
|
66
|
73
|
57
|
46
|
63
|
81
|
43
|
47
|
54
|
53
|
56
|
65
|
37
|
|
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