Heilongjiang - China   2025-10-21   Tuesday   44.06N, 131.13E

Dongning

Heilongjiang - China
2025-10-21

Air Quality

Good

Some pollutants may slightly affect very few hypersensitive individuals.

21

PM2.5

52 *

PM10

25

O3

0.6

CO

6

SO2

36

NO2

Some pollutants may slightly affect very few hypersensitive individuals.

Advise

Only very few hypersensitive people should reduce outdoor activities.

Air Quality

Today

21 Oct

56 Good

Wed

22 Oct

51 Good

Thu

23 Oct

55 Good

Fri

24 Oct

57 Good

Sat

25 Oct

53 Good

Sun

26 Oct

54 Good

Mon

27 Oct

45 Excellent

Monthly Average AQI (Dongning)

2020/09 - 2025/08

Air quality in the last 12 months (Dongning)

2025/08
28
22
27
17
23
20
25
21
21
20
26
31
31
25
30
28
24
21
24
24
27
18
23
26
19
13
22
26
21
32
26
2025/07
28
21
20
25
34
19
24
31
33
29
25
27
22
17
19
15
19
18
21
23
19
17
25
25
26
17
23
20
27
20
23
2025/06
41
26
15
16
23
19
22
24
26
20
15
21
28
28
21
17
20
26
30
19
15
18
26
36
38
36
41
48
26
26
2025/05
31
32
27
22
18
29
38
41
42
23
33
36
39
38
19
36
29
18
20
24
30
26
20
23
21
21
30
33
34
38
42
2025/04
76
64
54
52
53
23
29
52
51
47
103
73
40
26
25
26
41
45
38
50
73
26
36
37
41
20
39
53
52
35
2025/03
49
21
33
44
49
40
40
59
76
76
83
86
36
27
31
31
44
38
51
64
85
19
42
59
99
70
40
26
34
29
51
2025/02
54
75
70
31
28
29
46
35
31
36
57
56
38
39
55
54
24
22
25
29
24
22
21
31
73
48
54
77
2025/01
53
42
33
39
74
71
63
54
38
35
52
81
76
52
34
53
54
95
102
94
108
126
97
72
70
67
62
53
67
38
39
2024/12
32
27
31
22
19
23
21
29
46
44
27
34
29
34
28
28
25
22
25
60
42
40
35
34
64
30
22
26
50
76
71
2024/11
54
41
44
35
34
28
44
81
90
77
78
93
126
106
73
70
21
23
49
54
66
31
40
65
58
27
29
43
29
21
2024/10
14
23
47
42
39
41
27
45
44
38
32
44
43
43
22
32
42
50
25
30
48
38
25
36
55
43
26
39
49
54
64
2024/09
28
19
22
31
16
21
30
32
30
20
27
25
21
17
25
30
19
26
35
19
23
28
33
32
33
23
31
33
35
32
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