Gansu - China   2025-09-17   Wednesday   38.84N, 99.62E

Sunan

Gansu - China
2025-09-17

Air Quality

Good

Some pollutants may slightly affect very few hypersensitive individuals.

29

PM2.5

92 *

PM10

69

O3

0.3

CO

17

SO2

6

NO2

Some pollutants may slightly affect very few hypersensitive individuals.

Advise

Only very few hypersensitive people should reduce outdoor activities.

Air Quality

Today

17 Sep

93 Good

Thu

18 Sep

96 Good

Fri

19 Sep

83 Good

Sat

20 Sep

76 Good

Sun

21 Sep

80 Good

Mon

22 Sep

44 Excellent

Tue

23 Sep

43 Excellent

Monthly Average AQI (Sunan)

2020/09 - 2025/08

Air quality in the last 12 months (Sunan)

2025/08
34
33
40
39
30
28
23
27
30
49
57
50
39
31
37
39
46
34
118
88
21
30
43
35
58
36
24
21
35
56
44
2025/07
32
42
34
23
21
26
46
33
31
38
52
59
114
57
40
35
44
59
28
22
25
41
57
29
29
31
29
34
87
159
45
2025/06
41
40
44
40
55
57
42
38
27
28
36
34
59
46
27
30
37
39
36
44
28
20
28
23
71
33
23
108
39
30
2025/05
62
82
87
312
209
139
101
125
32
26
27
45
51
41
43
93
103
54
42
83
82
66
47
59
43
31
36
258
72
47
46
2025/04
267
158
197
82
124
141
155
95
73
66
155
110
30
57
102
93
169
64
68
71
83
66
42
39
50
45
68
71
127
67
2025/03
69
56
80
63
57
327
195
131
318
205
244
98
64
53
40
50
61
82
85
86
86
94
112
167
299
119
77
64
61
74
257
2025/02
51
45
35
35
31
29
44
54
52
52
84
61
41
49
94
69
70
81
78
71
70
68
60
83
71
56
64
71
2025/01
82
63
75
81
42
52
63
64
61
71
92
60
58
43
40
39
65
50
49
40
79
75
74
62
119
75
63
68
63
45
44
2024/12
43
54
53
63
54
44
52
57
59
55
56
63
45
50
49
52
53
61
64
67
66
85
82
57
55
38
45
66
108
67
79
2024/11
68
68
61
65
57
54
64
73
86
95
65
65
60
134
143
59
62
62
55
55
63
70
81
55
34
46
32
41
46
44
2024/10
32
36
44
50
46
40
47
62
60
55
54
48
55
62
64
60
57
123
225
100
48
39
47
56
50
61
43
50
60
65
63
2024/09
32
48
79
18
23
21
26
53
58
40
28
49
35
47
49
36
30
36
33
26
33
43
37
71
62
40
57
48
42
35
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