Heilongjiang - China   2025-12-19   Friday   46.99N, 128.03E

Tieli

Heilongjiang - China
2025-12-19

Air Quality

Good

Some pollutants may slightly affect very few hypersensitive individuals.

47 *

PM2.5

69

PM10

39

O3

0.7

CO

16

SO2

27

NO2

Some pollutants may slightly affect very few hypersensitive individuals.

Advise

Only very few hypersensitive people should reduce outdoor activities.

Air Quality

Today

19 Dec

75 Good

Sat

20 Dec

62 Good

Sun

21 Dec

71 Good

Mon

22 Dec

72 Good

Tue

23 Dec

58 Good

Wed

24 Dec

59 Good

Thu

25 Dec

17 Excellent

Monthly Average AQI (Tieli)

2020/12 - 2025/11

Air quality in the last 12 months (Tieli)

2025/11
113
30
38
55
115
89
27
69
82
33
52
73
33
57
65
70
35
44
149
115
61
214
280
79
58
165
115
83
53
46
2025/10
32
33
38
29
28
26
35
27
32
39
46
25
33
32
45
36
80
21
29
25
33
38
42
56
134
95
59
49
99
101
74
2025/09
20
22
24
39
36
19
19
23
17
21
19
27
28
28
17
19
18
20
23
23
22
25
29
23
17
21
24
29
30
44
2025/08
22
19
15
17
16
14
13
17
15
12
13
18
16
13
17
12
14
16
16
17
19
12
20
16
17
17
20
21
18
20
27
2025/07
16
19
19
18
18
16
16
21
17
20
27
22
15
15
16
14
16
15
18
15
13
21
24
23
17
18
18
16
14
12
15
2025/06
19
23
19
18
14
14
16
23
17
18
16
20
31
24
24
19
15
24
18
16
11
18
23
33
39
39
38
32
16
24
2025/05
47
36
29
24
22
28
31
35
21
26
49
76
58
38
51
24
19
24
23
22
20
18
19
19
19
23
29
45
50
42
48
2025/04
75
61
61
46
51
54
50
47
60
85
71
90
33
23
17
27
69
65
27
65
99
20
30
29
22
19
41
52
52
48
2025/03
30
39
45
45
43
53
49
49
54
109
49
48
24
28
32
31
31
33
46
78
42
17
23
40
30
31
24
23
25
32
54
2025/02
112
135
128
77
63
69
55
41
69
99
90
103
86
62
61
44
42
38
38
49
49
48
56
50
63
46
61
61
2025/01
136
143
139
172
105
105
129
61
65
119
163
165
135
167
95
66
77
91
126
116
123
119
157
185
164
122
69
92
106
71
88
2024/12
66
47
44
41
50
43
58
64
94
116
61
74
95
86
64
64
72
71
90
165
95
84
66
82
71
41
66
87
91
87
100
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