Air Quality
Excellent
No health implications.
20
PM2.5
47
PM10
28
O3
0.9
CO
8
SO2
57
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 Jun
147
Light
Wed
18 Jun
128
Light
Thu
19 Jun
78
Good
Fri
20 Jun
73
Good
Sat
21 Jun
109
Light
Sun
22 Jun
18
Excellent
Mon
23 Jun
18
Excellent
Air quality in the last 12 months (Gangcheng)
|
2025/05
|
48
|
62
|
35
|
40
|
48
|
54
|
63
|
57
|
16
|
24
|
48
|
50
|
51
|
59
|
35
|
72
|
74
|
55
|
79
|
68
|
60
|
61
|
45
|
49
|
46
|
50
|
50
|
49
|
47
|
50
|
61
|
|
2025/04
|
68
|
36
|
48
|
75
|
54
|
64
|
86
|
86
|
66
|
76
|
65
|
108
|
48
|
56
|
59
|
69
|
112
|
79
|
47
|
56
|
53
|
82
|
71
|
61
|
67
|
54
|
65
|
55
|
55
|
64
|
|
|
2025/03
|
80
|
18
|
46
|
63
|
100
|
92
|
77
|
104
|
115
|
119
|
127
|
156
|
66
|
60
|
69
|
39
|
54
|
36
|
53
|
71
|
61
|
72
|
98
|
106
|
128
|
93
|
105
|
85
|
41
|
58
|
70
|
|
2025/02
|
81
|
124
|
59
|
41
|
38
|
67
|
43
|
27
|
57
|
81
|
76
|
119
|
90
|
93
|
108
|
94
|
53
|
63
|
52
|
72
|
99
|
52
|
53
|
49
|
76
|
96
|
123
|
141
|
|||
|
2025/01
|
137
|
108
|
82
|
147
|
205
|
58
|
65
|
45
|
44
|
54
|
96
|
110
|
113
|
109
|
46
|
68
|
93
|
120
|
131
|
105
|
145
|
166
|
114
|
124
|
90
|
76
|
32
|
60
|
152
|
94
|
132
|
|
2024/12
|
106
|
81
|
58
|
97
|
145
|
122
|
54
|
58
|
94
|
109
|
78
|
67
|
74
|
71
|
86
|
95
|
94
|
40
|
66
|
97
|
46
|
62
|
84
|
121
|
171
|
79
|
63
|
73
|
82
|
105
|
104
|
|
2024/11
|
122
|
63
|
87
|
49
|
48
|
54
|
54
|
56
|
55
|
76
|
86
|
113
|
114
|
48
|
62
|
70
|
51
|
36
|
45
|
72
|
103
|
65
|
47
|
59
|
37
|
31
|
42
|
50
|
66
|
77
|
|
|
2024/10
|
23
|
19
|
39
|
53
|
55
|
51
|
54
|
42
|
66
|
86
|
68
|
72
|
73
|
69
|
92
|
76
|
58
|
10
|
32
|
34
|
55
|
52
|
47
|
75
|
82
|
69
|
109
|
43
|
80
|
110
|
128
|
|
2024/09
|
41
|
20
|
26
|
46
|
32
|
17
|
39
|
46
|
40
|
37
|
18
|
36
|
36
|
30
|
27
|
31
|
29
|
19
|
17
|
22
|
18
|
29
|
31
|
52
|
61
|
67
|
46
|
47
|
42
|
29
|
|
|
2024/08
|
22
|
24
|
31
|
26
|
14
|
16
|
28
|
21
|
34
|
49
|
89
|
40
|
36
|
36
|
32
|
39
|
36
|
32
|
19
|
24
|
34
|
48
|
49
|
48
|
51
|
33
|
13
|
33
|
32
|
49
|
54
|
|
2024/07
|
39
|
28
|
32
|
25
|
30
|
13
|
23
|
31
|
48
|
56
|
66
|
72
|
61
|
44
|
33
|
16
|
24
|
48
|
23
|
12
|
31
|
31
|
37
|
43
|
29
|
15
|
10
|
11
|
21
|
23
|
20
|
|
2024/06
|
31
|
56
|
55
|
48
|
37
|
51
|
45
|
57
|
59
|
64
|
52
|
53
|
53
|
57
|
38
|
39
|
38
|
42
|
44
|
39
|
44
|
46
|
87
|
96
|
69
|
48
|
28
|
47
|
45
|
53
|
|
|
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