Qinghai - China   2025-09-26   Friday   35.52N, 102.02E

Tongren

Qinghai - China
2025-09-26

Air Quality

Excellent

No health implications.

18

PM2.5

38

PM10

83

O3

0.5

CO

9

SO2

10

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

26 Sep

43 Excellent

Sat

27 Sep

42 Excellent

Sun

28 Sep

45 Excellent

Mon

29 Sep

41 Excellent

Tue

30 Sep

49 Excellent

Wed

1 Oct

46 Excellent

Thu

2 Oct

18 Excellent

Tongren Air quality rank

Monthly Average AQI (Tongren)

2020/09 - 2025/08

Air quality in the last 12 months (Tongren)

2025/08
40
37
33
15
22
24
22
20
23
27
26
27
31
29
23
29
33
29
25
28
13
19
19
27
28
22
13
16
17
25
30
2025/07
30
23
26
21
22
20
29
34
32
28
28
27
30
31
41
34
30
28
46
19
20
26
28
28
23
21
28
30
26
25
47
2025/06
21
22
25
22
26
37
36
37
19
35
26
29
34
34
35
34
41
39
38
33
24
18
19
21
24
29
26
27
23
22
2025/05
26
45
165
87
49
60
94
91
46
32
23
37
52
28
18
26
28
37
29
29
34
58
56
45
33
31
34
29
42
71
57
2025/04
96
89
68
111
92
65
74
109
68
61
84
28
29
40
58
60
62
94
67
82
109
76
61
45
33
34
31
39
39
39
2025/03
60
53
52
47
52
71
82
54
41
49
102
127
71
42
55
46
48
53
59
56
50
62
54
33
33
210
165
61
79
87
92
2025/02
52
53
49
50
52
53
52
53
48
57
66
68
57
59
49
45
44
44
58
65
61
70
68
56
38
35
52
57
2025/01
37
49
43
64
44
45
71
67
74
72
43
27
32
40
53
62
44
48
49
42
39
51
59
69
86
69
36
38
65
42
40
2024/12
31
39
41
59
62
61
70
75
69
77
70
69
59
55
30
29
34
65
59
50
79
56
58
96
94
45
68
40
62
53
35
2024/11
38
35
39
43
34
34
33
32
47
55
59
60
60
48
59
60
57
56
55
51
48
36
44
55
63
34
26
28
40
38
2024/10
29
29
38
46
46
42
42
43
43
33
38
33
31
31
40
29
28
34
45
39
60
51
43
37
54
50
33
31
52
62
35
2024/09
39
28
27
18
19
22
24
29
19
19
18
21
17
22
27
18
20
23
27
21
23
32
28
29
42
31
36
41
34
27
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