Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 Apr
Thu
23 Apr
Fri
24 Apr
Sat
25 Apr
Sun
26 Apr
Mon
27 Apr
Tue
28 Apr
Real-time AQI (Monitoring Station in Xuchang)
开发区
4028
PM2.5
34
PM10
44
O3
0.4
CO
4
SO2
25
NO2
市一中
3319
PM2.5
33
PM10
56
O3
0.3
CO
4
SO2
17
NO2
芙蓉广场
4025
PM2.5
40
PM10
59
O3
0.3
CO
5
SO2
23
NO2
新元大道996号
4622
PM2.5
46
PM10
50
O3
0.3
CO
4
SO2
19
NO2
望田路111号
4229
PM2.5
39
PM10
55
O3
0.4
CO
4
SO2
25
NO2
Air quality in the last 12 months (Xuchang)
|
2026/03
|
58
|
73
|
88
|
97
|
85
|
90
|
74
|
114
|
148
|
141
|
174
|
190
|
131
|
135
|
43
|
90
|
131
|
76
|
74
|
91
|
77
|
82
|
111
|
129
|
79
|
77
|
67
|
61
|
78
|
77
|
70
|
|
2026/02
|
107
|
95
|
136
|
114
|
140
|
75
|
76
|
105
|
73
|
89
|
93
|
95
|
105
|
106
|
102
|
46
|
130
|
75
|
81
|
66
|
69
|
210
|
234
|
61
|
39
|
44
|
95
|
78
|
|||
|
2026/01
|
75
|
147
|
142
|
115
|
202
|
49
|
47
|
73
|
65
|
82
|
54
|
77
|
118
|
168
|
87
|
127
|
89
|
69
|
68
|
60
|
82
|
96
|
164
|
158
|
188
|
172
|
217
|
110
|
165
|
120
|
138
|
|
2025/12
|
173
|
93
|
64
|
74
|
131
|
143
|
103
|
121
|
141
|
189
|
198
|
48
|
76
|
83
|
79
|
143
|
173
|
237
|
203
|
173
|
134
|
61
|
88
|
99
|
93
|
88
|
109
|
149
|
107
|
210
|
80
|
|
2025/11
|
69
|
88
|
95
|
98
|
104
|
103
|
97
|
64
|
81
|
102
|
84
|
81
|
133
|
149
|
155
|
130
|
47
|
41
|
45
|
58
|
64
|
88
|
85
|
122
|
98
|
116
|
271
|
111
|
83
|
95
|
|
|
2025/10
|
21
|
16
|
33
|
47
|
21
|
13
|
23
|
52
|
12
|
12
|
23
|
23
|
29
|
45
|
49
|
86
|
18
|
31
|
47
|
44
|
47
|
70
|
111
|
127
|
109
|
110
|
142
|
70
|
87
|
138
|
161
|
|
2025/09
|
32
|
37
|
40
|
23
|
24
|
52
|
55
|
23
|
28
|
35
|
13
|
22
|
45
|
35
|
29
|
25
|
23
|
17
|
13
|
30
|
45
|
22
|
18
|
29
|
49
|
28
|
17
|
32
|
30
|
40
|
|
|
2025/08
|
43
|
24
|
31
|
32
|
41
|
26
|
21
|
23
|
19
|
32
|
31
|
20
|
28
|
22
|
30
|
21
|
29
|
34
|
34
|
22
|
24
|
40
|
35
|
31
|
30
|
38
|
33
|
39
|
35
|
40
|
30
|
|
2025/07
|
20
|
25
|
20
|
22
|
24
|
42
|
44
|
35
|
27
|
38
|
56
|
43
|
39
|
38
|
39
|
48
|
37
|
40
|
44
|
42
|
38
|
44
|
17
|
26
|
30
|
30
|
29
|
28
|
29
|
36
|
44
|
|
2025/06
|
49
|
60
|
62
|
63
|
54
|
55
|
70
|
63
|
51
|
62
|
52
|
50
|
51
|
45
|
41
|
64
|
51
|
33
|
25
|
27
|
43
|
34
|
43
|
39
|
51
|
29
|
32
|
27
|
26
|
23
|
|
|
2025/05
|
75
|
112
|
62
|
56
|
163
|
187
|
178
|
101
|
94
|
45
|
52
|
62
|
66
|
63
|
66
|
79
|
167
|
90
|
105
|
77
|
75
|
87
|
84
|
62
|
67
|
58
|
89
|
72
|
91
|
71
|
48
|
|
2025/04
|
68
|
60
|
59
|
83
|
72
|
80
|
81
|
101
|
102
|
115
|
82
|
251
|
93
|
57
|
60
|
96
|
94
|
101
|
67
|
66
|
61
|
75
|
102
|
89
|
77
|
74
|
89
|
57
|
58
|
80
|
|
|
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