Heilongjiang - China   2025-11-20   Thursday   47.85N, 128.84E

Youhao zone

Heilongjiang - China
2025-11-20

Air Quality

Severe

Healthy people will experience reduced endurance in activities and may also show noticeably strong symptoms. Other illnesses may be triggered in healthy people. Elders and the sick should remain indoors and avoid exercise. Healthy individuals should avoid outdoor activities.

272 *

PM2.5

319

PM10

21

O3

1.2

CO

2

SO2

22

NO2

Healthy people will experience reduced endurance in activities and may also show noticeably strong symptoms. Other illnesses may be triggered in healthy people. Elders and the sick should remain indoors and avoid exercise. Healthy individuals should avoid outdoor activities.

Advise

Children, seniors and the sick should stay indoors and avoid physical exertion. General population should avoid outdoor activities.

Air Quality

Today

20 Nov

54 Good

Fri

21 Nov

54 Good

Sat

22 Nov

51 Good

Sun

23 Nov

54 Good

Mon

24 Nov

59 Good

Tue

25 Nov

18 Excellent

Wed

26 Nov

39 Excellent

Monthly Average AQI (Youhao zone)

2020/11 - 2025/10

Air quality in the last 12 months (Youhao zone)

2025/10
18
21
30
25
16
16
20
14
18
22
26
18
17
16
15
21
15
16
17
17
18
19
24
32
100
115
69
24
56
88
44
2025/09
19
16
20
37
29
19
15
14
13
17
19
16
16
19
12
12
11
12
16
16
14
19
24
19
11
12
18
17
21
24
2025/08
16
14
11
15
13
12
10
13
11
11
10
13
13
14
20
12
14
25
13
12
17
11
13
19
19
14
16
31
17
16
19
2025/07
20
16
14
18
18
14
16
16
16
20
22
13
13
16
18
12
11
15
15
15
15
17
27
25
19
18
17
17
19
12
13
2025/06
17
28
42
12
17
12
11
19
19
16
12
20
28
19
17
24
13
18
21
15
10
13
30
28
30
27
31
31
21
19
2025/05
39
30
15
12
13
15
21
31
29
34
44
82
59
35
44
19
16
15
24
19
13
16
20
16
17
17
19
33
35
34
42
2025/04
58
44
48
38
45
50
48
38
40
46
35
87
35
17
13
15
41
59
21
15
39
22
37
27
19
13
25
19
28
22
2025/03
21
21
23
29
31
29
29
30
31
77
26
40
20
17
18
21
21
24
32
63
27
13
15
19
21
15
17
12
14
15
34
2025/02
59
66
45
29
22
21
35
18
37
52
56
42
75
58
51
27
21
19
28
22
25
22
36
44
63
28
43
42
2025/01
105
125
95
114
71
66
93
35
46
69
85
98
94
66
55
38
50
61
68
61
65
59
77
91
83
59
31
44
19
31
51
2024/12
50
34
35
27
23
25
38
48
73
74
68
63
60
73
62
37
50
43
66
83
52
65
53
68
62
41
48
69
86
72
69
2024/11
35
22
25
15
15
17
24
40
54
48
47
31
45
99
61
42
15
16
55
65
56
25
26
42
35
28
25
35
30
17
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