Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
18
PM2.5
55
*
PM10
55
O3
0.4
CO
6
SO2
15
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
28 Jul
88
Good
Tue
29 Jul
90
Good
Wed
30 Jul
100
Good
Thu
31 Jul
101
Light
Fri
1 Aug
101
Light
Sat
2 Aug
19
Excellent
Sun
3 Aug
43
Excellent
Air quality in the last 12 months (Ji County)
|
2025/06
|
51
|
50
|
44
|
52
|
53
|
57
|
65
|
55
|
64
|
57
|
60
|
56
|
57
|
44
|
42
|
47
|
48
|
48
|
33
|
40
|
38
|
44
|
48
|
47
|
53
|
39
|
45
|
32
|
43
|
38
|
|
|
2025/05
|
76
|
92
|
46
|
75
|
221
|
225
|
128
|
94
|
59
|
48
|
53
|
60
|
67
|
61
|
60
|
86
|
168
|
81
|
79
|
70
|
72
|
109
|
49
|
47
|
50
|
47
|
50
|
58
|
61
|
57
|
52
|
|
2025/04
|
73
|
69
|
79
|
101
|
70
|
89
|
103
|
100
|
88
|
61
|
152
|
185
|
130
|
55
|
59
|
109
|
131
|
95
|
73
|
72
|
115
|
158
|
111
|
61
|
65
|
65
|
59
|
52
|
64
|
109
|
|
|
2025/03
|
84
|
81
|
38
|
47
|
71
|
75
|
74
|
80
|
71
|
79
|
141
|
214
|
99
|
76
|
45
|
39
|
49
|
45
|
49
|
50
|
60
|
75
|
118
|
283
|
286
|
269
|
215
|
167
|
66
|
59
|
64
|
|
2025/02
|
150
|
109
|
33
|
52
|
36
|
90
|
51
|
37
|
58
|
76
|
80
|
75
|
71
|
79
|
84
|
76
|
74
|
83
|
76
|
81
|
98
|
90
|
52
|
56
|
72
|
69
|
75
|
79
|
|||
|
2025/01
|
103
|
76
|
75
|
100
|
103
|
57
|
56
|
55
|
56
|
69
|
75
|
66
|
97
|
69
|
45
|
62
|
88
|
104
|
101
|
106
|
111
|
119
|
143
|
129
|
66
|
75
|
35
|
72
|
162
|
115
|
145
|
|
2024/12
|
77
|
69
|
62
|
68
|
55
|
63
|
49
|
57
|
73
|
86
|
86
|
89
|
69
|
61
|
71
|
80
|
88
|
67
|
73
|
81
|
47
|
69
|
97
|
124
|
136
|
89
|
55
|
62
|
82
|
96
|
81
|
|
2024/11
|
77
|
73
|
85
|
61
|
65
|
68
|
80
|
85
|
84
|
108
|
111
|
112
|
68
|
57
|
73
|
70
|
54
|
54
|
49
|
70
|
84
|
97
|
106
|
105
|
51
|
50
|
74
|
50
|
52
|
67
|
|
|
2024/10
|
69
|
55
|
52
|
61
|
68
|
85
|
76
|
63
|
79
|
62
|
67
|
67
|
64
|
85
|
72
|
103
|
64
|
37
|
30
|
25
|
38
|
33
|
53
|
62
|
68
|
69
|
63
|
65
|
71
|
69
|
69
|
|
2024/09
|
53
|
50
|
43
|
46
|
32
|
43
|
36
|
48
|
52
|
49
|
43
|
38
|
49
|
36
|
48
|
39
|
42
|
49
|
39
|
35
|
27
|
49
|
56
|
68
|
78
|
73
|
81
|
61
|
34
|
24
|
|
|
2024/08
|
48
|
49
|
36
|
38
|
37
|
37
|
24
|
36
|
39
|
94
|
39
|
41
|
45
|
42
|
42
|
44
|
42
|
35
|
39
|
36
|
38
|
50
|
53
|
54
|
48
|
18
|
25
|
41
|
48
|
48
|
49
|
|
2024/07
|
36
|
49
|
43
|
42
|
38
|
44
|
46
|
35
|
43
|
50
|
52
|
49
|
54
|
56
|
48
|
31
|
33
|
28
|
40
|
23
|
35
|
45
|
42
|
33
|
60
|
53
|
50
|
54
|
40
|
22
|
41
|
|
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