Air Quality
Excellent
No health implications.
15
PM2.5
26
PM10
80
O3
0.4
CO
3
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Apr
83
Good
Wed
22 Apr
69
Good
Thu
23 Apr
88
Good
Fri
24 Apr
87
Good
Sat
25 Apr
89
Good
Sun
26 Apr
83
Good
Mon
27 Apr
20
Excellent
Air quality in the last 12 months (Neihuang)
|
2026/03
|
60
|
89
|
103
|
112
|
80
|
59
|
63
|
104
|
109
|
126
|
152
|
153
|
145
|
125
|
40
|
74
|
118
|
66
|
63
|
95
|
89
|
80
|
110
|
102
|
98
|
78
|
114
|
117
|
38
|
62
|
71
|
|
2026/02
|
131
|
157
|
133
|
122
|
135
|
65
|
58
|
87
|
71
|
80
|
105
|
102
|
132
|
131
|
71
|
51
|
133
|
66
|
60
|
61
|
94
|
376
|
101
|
64
|
45
|
59
|
84
|
71
|
|||
|
2026/01
|
53
|
85
|
141
|
175
|
250
|
96
|
54
|
67
|
80
|
79
|
53
|
73
|
102
|
120
|
112
|
110
|
66
|
61
|
49
|
36
|
60
|
85
|
127
|
193
|
186
|
153
|
207
|
166
|
148
|
104
|
165
|
|
2025/12
|
131
|
53
|
55
|
79
|
110
|
131
|
92
|
83
|
139
|
167
|
159
|
35
|
67
|
77
|
84
|
194
|
170
|
206
|
190
|
153
|
79
|
58
|
74
|
93
|
56
|
62
|
110
|
171
|
171
|
121
|
42
|
|
2025/11
|
80
|
65
|
77
|
89
|
112
|
180
|
106
|
58
|
58
|
79
|
100
|
103
|
90
|
118
|
145
|
122
|
41
|
48
|
64
|
68
|
96
|
96
|
87
|
98
|
57
|
145
|
205
|
144
|
164
|
187
|
|
|
2025/10
|
56
|
26
|
36
|
44
|
18
|
11
|
29
|
30
|
8
|
9
|
15
|
17
|
28
|
41
|
50
|
57
|
27
|
28
|
45
|
42
|
50
|
91
|
99
|
92
|
68
|
92
|
96
|
89
|
74
|
140
|
154
|
|
2025/09
|
36
|
35
|
40
|
25
|
39
|
54
|
55
|
48
|
22
|
39
|
47
|
35
|
49
|
47
|
39
|
33
|
20
|
28
|
18
|
33
|
51
|
25
|
29
|
35
|
46
|
51
|
23
|
47
|
49
|
56
|
|
|
2025/08
|
41
|
38
|
39
|
47
|
44
|
46
|
53
|
43
|
21
|
28
|
36
|
26
|
31
|
40
|
37
|
20
|
25
|
34
|
37
|
25
|
29
|
32
|
26
|
23
|
31
|
45
|
49
|
27
|
35
|
29
|
27
|
|
2025/07
|
13
|
26
|
23
|
32
|
36
|
33
|
40
|
36
|
43
|
64
|
61
|
52
|
53
|
56
|
47
|
43
|
40
|
39
|
47
|
43
|
51
|
32
|
19
|
29
|
36
|
34
|
31
|
32
|
28
|
33
|
37
|
|
2025/06
|
65
|
70
|
50
|
58
|
77
|
80
|
104
|
81
|
69
|
49
|
61
|
55
|
57
|
51
|
44
|
26
|
40
|
39
|
31
|
36
|
39
|
46
|
44
|
45
|
61
|
47
|
56
|
29
|
18
|
24
|
|
|
2025/05
|
50
|
72
|
39
|
46
|
172
|
99
|
80
|
76
|
33
|
30
|
54
|
58
|
60
|
61
|
41
|
80
|
131
|
75
|
97
|
71
|
72
|
67
|
70
|
55
|
57
|
58
|
56
|
62
|
57
|
63
|
61
|
|
2025/04
|
69
|
54
|
61
|
91
|
61
|
81
|
91
|
82
|
86
|
99
|
100
|
190
|
76
|
48
|
58
|
113
|
153
|
97
|
38
|
67
|
65
|
70
|
73
|
66
|
71
|
77
|
77
|
59
|
55
|
77
|
|
|
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