Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
18
PM2.5
35
PM10
161
O3
0.4
CO
5
SO2
10
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
12 Jun
115
Light
Fri
13 Jun
114
Light
Sat
14 Jun
94
Good
Sun
15 Jun
101
Light
Mon
16 Jun
103
Light
Tue
17 Jun
91
Good
Wed
18 Jun
27
Excellent
Air quality in the last 12 months (Hejiang)
|
2025/05
|
39
|
61
|
91
|
63
|
40
|
46
|
33
|
34
|
46
|
62
|
46
|
53
|
69
|
61
|
63
|
63
|
55
|
62
|
51
|
61
|
35
|
28
|
52
|
59
|
45
|
41
|
35
|
16
|
23
|
30
|
28
|
|
2025/04
|
42
|
46
|
54
|
55
|
70
|
63
|
49
|
64
|
76
|
86
|
67
|
99
|
140
|
102
|
93
|
69
|
66
|
66
|
41
|
35
|
52
|
45
|
54
|
43
|
47
|
49
|
40
|
41
|
37
|
23
|
|
|
2025/03
|
114
|
113
|
41
|
50
|
23
|
19
|
38
|
52
|
71
|
67
|
67
|
73
|
70
|
56
|
33
|
27
|
17
|
26
|
32
|
43
|
60
|
90
|
88
|
56
|
66
|
74
|
86
|
85
|
30
|
27
|
43
|
|
2025/02
|
63
|
50
|
39
|
36
|
53
|
29
|
22
|
36
|
50
|
61
|
84
|
74
|
36
|
42
|
52
|
68
|
66
|
53
|
64
|
61
|
55
|
32
|
42
|
37
|
60
|
55
|
83
|
85
|
|||
|
2025/01
|
152
|
176
|
149
|
179
|
149
|
135
|
107
|
48
|
51
|
43
|
50
|
59
|
98
|
103
|
86
|
101
|
129
|
101
|
75
|
128
|
172
|
179
|
199
|
97
|
46
|
43
|
57
|
81
|
190
|
163
|
107
|
|
2024/12
|
131
|
157
|
99
|
109
|
53
|
45
|
40
|
34
|
41
|
58
|
71
|
51
|
47
|
50
|
56
|
83
|
112
|
121
|
98
|
106
|
141
|
83
|
59
|
99
|
109
|
96
|
122
|
120
|
116
|
83
|
86
|
|
2024/11
|
47
|
38
|
69
|
65
|
41
|
58
|
57
|
64
|
52
|
59
|
55
|
40
|
43
|
52
|
65
|
42
|
21
|
20
|
19
|
21
|
38
|
46
|
44
|
25
|
18
|
29
|
33
|
43
|
54
|
79
|
|
|
2024/10
|
15
|
22
|
29
|
35
|
48
|
57
|
57
|
50
|
58
|
86
|
60
|
27
|
35
|
40
|
54
|
73
|
26
|
45
|
44
|
23
|
33
|
23
|
33
|
72
|
79
|
64
|
35
|
48
|
72
|
83
|
80
|
|
2024/09
|
29
|
37
|
24
|
30
|
28
|
30
|
38
|
29
|
20
|
30
|
30
|
28
|
41
|
59
|
44
|
36
|
33
|
32
|
28
|
47
|
28
|
36
|
44
|
58
|
86
|
82
|
57
|
54
|
66
|
12
|
|
|
2024/08
|
38
|
21
|
20
|
17
|
31
|
24
|
26
|
22
|
30
|
25
|
50
|
71
|
60
|
49
|
43
|
30
|
42
|
54
|
50
|
52
|
49
|
40
|
25
|
23
|
18
|
25
|
43
|
36
|
30
|
34
|
43
|
|
2024/07
|
31
|
28
|
35
|
24
|
27
|
37
|
34
|
41
|
17
|
16
|
17
|
25
|
26
|
12
|
21
|
29
|
30
|
24
|
22
|
29
|
25
|
21
|
26
|
27
|
29
|
43
|
43
|
30
|
27
|
27
|
36
|
|
2024/06
|
54
|
32
|
36
|
26
|
34
|
39
|
24
|
25
|
35
|
26
|
34
|
31
|
53
|
58
|
52
|
52
|
33
|
47
|
35
|
34
|
23
|
26
|
34
|
33
|
35
|
42
|
14
|
22
|
22
|
38
|
|
|
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