Gansu - China   2025-12-21   Sunday   34.04N, 104.39E

Dangchang

Gansu - China
2025-12-21

Air Quality

Good

Some pollutants may slightly affect very few hypersensitive individuals.

43

PM2.5

81 *

PM10

32

O3

1.0

CO

10

SO2

34

NO2

Some pollutants may slightly affect very few hypersensitive individuals.

Advise

Only very few hypersensitive people should reduce outdoor activities.

Air Quality

Today

21 Dec

65 Good

Mon

22 Dec

58 Good

Tue

23 Dec

57 Good

Wed

24 Dec

63 Good

Thu

25 Dec

61 Good

Fri

26 Dec

59 Good

Sat

27 Dec

23 Excellent

Monthly Average AQI (Dangchang)

2020/12 - 2025/11

Air quality in the last 12 months (Dangchang)

2025/11
55
42
40
34
32
26
65
76
64
47
51
57
58
61
58
57
60
52
53
61
67
63
68
75
69
76
99
76
70
68
2025/10
28
30
31
28
39
24
25
23
26
24
22
31
38
38
35
41
29
41
40
34
28
29
27
27
34
42
50
47
51
54
60
2025/09
30
41
44
43
50
76
64
48
36
31
29
34
40
37
35
44
29
23
30
32
25
30
33
41
43
36
29
29
36
37
2025/08
38
32
34
30
28
32
27
32
24
26
37
41
34
37
38
36
33
28
26
35
27
28
24
31
26
26
26
19
24
32
32
2025/07
31
28
22
22
26
32
26
30
32
32
31
28
31
31
36
44
42
32
52
28
27
30
25
24
25
30
31
31
32
27
30
2025/06
40
43
40
39
42
45
42
46
32
38
41
40
36
44
53
46
48
37
34
43
38
25
29
27
29
33
27
36
37
27
2025/05
51
66
94
87
44
72
58
56
57
50
46
59
55
55
41
50
65
45
61
49
50
78
65
47
35
49
33
30
33
62
61
2025/04
81
87
77
83
86
60
45
74
80
67
65
396
150
74
64
85
64
153
120
73
80
83
52
52
53
37
47
54
50
65
2025/03
52
58
54
48
46
49
64
61
45
40
99
101
84
40
51
48
51
47
51
55
51
50
55
42
45
181
140
80
84
76
70
2025/02
46
52
47
42
48
45
51
56
50
46
61
74
61
60
55
50
46
38
53
45
42
37
44
40
46
44
45
46
2025/01
74
72
64
68
67
62
57
63
59
56
56
59
55
64
60
52
56
64
70
72
65
68
69
63
64
62
63
78
112
64
55
2024/12
67
69
69
55
52
54
50
38
32
45
53
47
47
55
63
61
65
54
50
56
60
55
56
62
63
60
63
68
63
60
60
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