Qinghai - China   2025-09-19   Friday   35.25N, 100.58E

Tongde

Qinghai - China
2025-09-19

Air Quality

Excellent

No health implications.

19

PM2.5

39

PM10

37

O3

0.5

CO

18

SO2

16

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

19 Sep

56 Good

Sat

20 Sep

51 Good

Sun

21 Sep

53 Good

Mon

22 Sep

59 Good

Tue

23 Sep

59 Good

Wed

24 Sep

23 Excellent

Thu

25 Sep

33 Excellent

Monthly Average AQI (Tongde)

2020/09 - 2025/08

Air quality in the last 12 months (Tongde)

2025/08
35
29
26
20
20
21
22
22
19
24
32
41
35
31
29
31
30
27
23
19
12
19
24
29
28
33
21
16
24
31
34
2025/07
29
20
23
19
21
24
34
37
41
33
31
30
28
32
36
32
26
30
26
20
20
29
26
19
21
22
33
29
37
22
34
2025/06
19
23
22
25
22
25
29
23
17
26
21
29
34
31
29
32
39
32
21
24
19
23
23
16
20
32
31
29
27
41
2025/05
36
37
78
68
35
45
73
83
63
28
30
42
55
113
21
32
28
39
35
27
40
81
63
52
36
38
32
32
33
36
37
2025/04
90
82
58
64
72
59
67
83
59
53
49
18
29
34
49
57
49
80
53
64
84
57
51
39
35
28
114
44
43
46
2025/03
43
51
42
33
53
81
80
50
28
32
43
83
49
38
48
39
41
49
57
52
49
55
49
27
17
62
207
72
72
97
112
2025/02
36
50
36
40
48
52
48
47
44
40
47
50
46
42
35
37
29
38
43
47
40
47
50
47
38
30
40
38
2025/01
30
36
33
41
33
36
49
48
39
57
35
22
25
36
32
33
47
56
37
38
45
48
50
52
94
58
28
32
53
36
32
2024/12
32
34
28
35
37
28
38
43
38
45
48
46
41
41
33
30
36
49
45
37
47
39
35
49
48
48
46
34
36
33
28
2024/11
29
33
30
36
38
30
35
36
39
51
49
46
41
39
40
47
38
35
35
31
32
26
30
41
59
34
24
23
40
34
2024/10
31
28
27
33
28
26
27
28
26
21
26
25
30
28
33
21
26
24
24
37
58
42
33
34
34
32
28
35
36
40
31
2024/09
26
19
19
17
17
17
22
23
15
16
16
23
16
16
16
15
13
18
21
13
13
21
28
25
34
30
29
28
32
29
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