Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
PM2.5
PM10
O3
CO
SO2
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
3 Apr
Fri
4 Apr
Sat
5 Apr
Sun
6 Apr
Mon
7 Apr
Tue
8 Apr
Wed
9 Apr
Xuchang Air quality rank
Real-time AQI (Monitoring Station in Xuchang)
开发区
6424
PM2.5
78 *
PM10
22
O3
0.3
CO
3
SO2
69
NO2
市一中
5126
PM2.5
52 *
PM10
65
O3
0.3
CO
4
SO2
21
NO2
许昌学院
5821
PM2.5
66 *
PM10
64
O3
0.2
CO
3
SO2
29
NO2
芙蓉广场
5217
PM2.5
54 *
PM10
68
O3
0.3
CO
4
SO2
25
NO2
Air quality in the last 12 months (Xuchang)
|
2025/02
|
95
|
157
|
126
|
45
|
48
|
53
|
107
|
64
|
59
|
74
|
122
|
125
|
74
|
81
|
70
|
73
|
80
|
91
|
90
|
85
|
102
|
108
|
104
|
73
|
70
|
92
|
120
|
134
|
|||
|
2025/01
|
162
|
119
|
134
|
208
|
119
|
63
|
71
|
56
|
53
|
91
|
69
|
64
|
92
|
137
|
64
|
55
|
87
|
107
|
84
|
172
|
239
|
175
|
76
|
146
|
133
|
70
|
35
|
88
|
350
|
206
|
107
|
|
2024/12
|
75
|
76
|
85
|
155
|
82
|
67
|
83
|
66
|
73
|
98
|
122
|
140
|
80
|
59
|
52
|
61
|
105
|
69
|
59
|
129
|
75
|
70
|
77
|
135
|
155
|
172
|
100
|
51
|
95
|
74
|
103
|
|
2024/11
|
99
|
106
|
121
|
72
|
53
|
106
|
74
|
67
|
91
|
122
|
194
|
197
|
211
|
82
|
116
|
70
|
41
|
51
|
45
|
73
|
74
|
143
|
106
|
57
|
53
|
51
|
65
|
58
|
49
|
65
|
|
|
2024/10
|
56
|
56
|
63
|
74
|
68
|
140
|
158
|
203
|
123
|
107
|
124
|
132
|
143
|
154
|
160
|
166
|
73
|
19
|
32
|
35
|
60
|
53
|
56
|
72
|
87
|
143
|
161
|
165
|
131
|
131
|
201
|
|
2024/09
|
51
|
37
|
36
|
51
|
54
|
34
|
51
|
60
|
52
|
54
|
33
|
40
|
35
|
49
|
38
|
53
|
58
|
37
|
38
|
46
|
16
|
30
|
51
|
76
|
79
|
114
|
113
|
59
|
61
|
17
|
|
|
2024/08
|
21
|
22
|
27
|
27
|
20
|
14
|
21
|
17
|
30
|
120
|
96
|
37
|
38
|
40
|
50
|
38
|
39
|
35
|
37
|
25
|
27
|
41
|
51
|
47
|
47
|
42
|
27
|
35
|
42
|
45
|
46
|
|
2024/07
|
50
|
24
|
38
|
17
|
27
|
20
|
31
|
14
|
36
|
73
|
55
|
34
|
43
|
60
|
26
|
18
|
15
|
24
|
25
|
26
|
28
|
29
|
26
|
34
|
39
|
26
|
30
|
19
|
15
|
22
|
12
|
|
2024/06
|
80
|
92
|
78
|
87
|
62
|
61
|
49
|
59
|
62
|
56
|
55
|
56
|
54
|
62
|
62
|
41
|
39
|
53
|
57
|
50
|
48
|
42
|
62
|
103
|
95
|
62
|
59
|
40
|
30
|
38
|
|
|
2024/05
|
53
|
53
|
51
|
66
|
76
|
66
|
78
|
77
|
60
|
66
|
147
|
129
|
110
|
89
|
102
|
73
|
69
|
62
|
62
|
71
|
65
|
54
|
57
|
66
|
87
|
69
|
53
|
63
|
74
|
73
|
144
|
|
2024/04
|
92
|
121
|
76
|
43
|
68
|
45
|
56
|
65
|
73
|
64
|
59
|
58
|
69
|
42
|
46
|
62
|
76
|
65
|
68
|
86
|
86
|
83
|
104
|
96
|
80
|
63
|
66
|
58
|
65
|
57
|
|
|
2024/03
|
107
|
105
|
77
|
94
|
120
|
99
|
101
|
55
|
63
|
76
|
78
|
108
|
99
|
105
|
100
|
122
|
108
|
70
|
95
|
100
|
88
|
100
|
115
|
64
|
41
|
63
|
52
|
81
|
62
|
95
|
90
|
|
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
*: primary pollution