Air Quality
Light
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
PM2.5
PM10
O3
CO
SO2
NO2
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
Advise
Children, seniors and individuals with respiratory or heart diseases should reduce sustained and high-intensity outdoor exercises.
Air Quality
Today
21 Feb
Sun
22 Feb
Mon
23 Feb
Tue
24 Feb
Wed
25 Feb
Thu
26 Feb
Fri
27 Feb
Real-time AQI (Monitoring Station in Langfang)
药材公司
11889 *
PM2.5
171
PM10
118
O3
0.8
CO
9
SO2
20
NO2
开发区
11990 *
PM2.5
184
PM10
130
O3
0.8
CO
9
SO2
19
NO2
北华航天学院
12292 *
PM2.5
165
PM10
125
O3
0.8
CO
12
SO2
16
NO2
河北工业大学
12091 *
PM2.5
187
PM10
122
O3
0.8
CO
10
SO2
14
NO2
Air quality in the last 12 months (Langfang)
|
2026/01
|
34
|
53
|
98
|
133
|
86
|
150
|
24
|
73
|
113
|
38
|
28
|
66
|
35
|
67
|
120
|
69
|
45
|
47
|
26
|
22
|
28
|
73
|
65
|
138
|
72
|
75
|
53
|
64
|
68
|
98
|
82
|
|
2025/12
|
39
|
22
|
44
|
44
|
60
|
136
|
98
|
29
|
88
|
116
|
73
|
42
|
43
|
76
|
157
|
103
|
144
|
215
|
188
|
25
|
35
|
72
|
66
|
30
|
22
|
70
|
79
|
201
|
38
|
34
|
20
|
|
2025/11
|
56
|
22
|
62
|
106
|
198
|
147
|
58
|
67
|
51
|
78
|
132
|
93
|
30
|
92
|
116
|
60
|
20
|
39
|
55
|
36
|
63
|
108
|
143
|
76
|
34
|
81
|
33
|
86
|
112
|
124
|
|
|
2025/10
|
59
|
56
|
56
|
63
|
87
|
24
|
41
|
33
|
11
|
15
|
20
|
42
|
49
|
47
|
80
|
65
|
37
|
17
|
22
|
21
|
33
|
59
|
77
|
104
|
155
|
52
|
42
|
176
|
179
|
168
|
80
|
|
2025/09
|
32
|
51
|
50
|
64
|
58
|
40
|
46
|
37
|
57
|
40
|
62
|
64
|
54
|
48
|
46
|
30
|
20
|
29
|
38
|
44
|
69
|
39
|
53
|
66
|
69
|
63
|
71
|
49
|
52
|
51
|
|
|
2025/08
|
59
|
55
|
36
|
39
|
36
|
56
|
42
|
40
|
30
|
38
|
48
|
54
|
35
|
43
|
45
|
30
|
47
|
45
|
34
|
34
|
39
|
39
|
36
|
21
|
33
|
43
|
32
|
21
|
38
|
33
|
31
|
|
2025/07
|
44
|
43
|
33
|
47
|
44
|
28
|
47
|
42
|
54
|
44
|
54
|
56
|
34
|
48
|
42
|
39
|
35
|
50
|
54
|
31
|
38
|
56
|
41
|
32
|
39
|
53
|
47
|
42
|
18
|
29
|
47
|
|
2025/06
|
75
|
58
|
30
|
29
|
59
|
54
|
55
|
54
|
57
|
43
|
63
|
78
|
69
|
51
|
30
|
24
|
62
|
80
|
44
|
39
|
40
|
47
|
98
|
85
|
75
|
64
|
55
|
49
|
62
|
44
|
|
|
2025/05
|
40
|
53
|
31
|
54
|
62
|
32
|
89
|
92
|
37
|
41
|
65
|
77
|
72
|
43
|
50
|
81
|
72
|
51
|
84
|
119
|
78
|
66
|
61
|
47
|
58
|
70
|
68
|
70
|
74
|
78
|
76
|
|
2025/04
|
61
|
29
|
66
|
99
|
30
|
73
|
67
|
49
|
51
|
92
|
117
|
149
|
65
|
48
|
57
|
94
|
75
|
61
|
53
|
74
|
95
|
47
|
69
|
40
|
55
|
87
|
62
|
67
|
61
|
65
|
|
|
2025/03
|
231
|
73
|
32
|
53
|
89
|
30
|
84
|
123
|
152
|
136
|
168
|
96
|
106
|
79
|
45
|
25
|
37
|
28
|
46
|
40
|
34
|
54
|
104
|
83
|
51
|
83
|
57
|
35
|
21
|
43
|
72
|
|
2025/02
|
67
|
60
|
17
|
24
|
22
|
64
|
28
|
15
|
26
|
129
|
150
|
53
|
83
|
97
|
124
|
30
|
19
|
56
|
34
|
43
|
21
|
19
|
21
|
54
|
62
|
62
|
144
|
195
|
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1
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2
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3
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4
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5
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6
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7
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8
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9
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10
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11
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12
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13
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14
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15
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16
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17
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18
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19
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20
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21
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22
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23
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24
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25
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26
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27
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28
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29
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30
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31
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- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
*: primary pollution