Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
PM2.5
PM10
O3
CO
SO2
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
23 Oct
Sat
24 Oct
Sun
25 Oct
Mon
26 Oct
Tue
27 Oct
Wed
28 Oct
Thu
29 Oct
Real-time AQI (Monitoring Station in Tianshui)
进步巷
4828
PM2.5
48
PM10
30
O3
0.5
CO
7
SO2
23
NO2
文化馆
5433
PM2.5
55 *
PM10
42
O3
0.5
CO
6
SO2
19
NO2
Air quality in the last 12 months (Tianshui)
|
2026/08
|
28
|
32
|
31
|
31
|
30
|
30
|
28
|
27
|
31
|
34
|
30
|
33
|
35
|
35
|
32
|
37
|
33
|
26
|
29
|
28
|
27
|
35
|
31
|
27
|
27
|
28
|
29
|
30
|
32
|
34
|
39
|
|
2026/07
|
41
|
33
|
32
|
32
|
38
|
43
|
42
|
42
|
45
|
37
|
21
|
27
|
27
|
32
|
32
|
33
|
33
|
50
|
42
|
48
|
40
|
41
|
45
|
45
|
45
|
40
|
25
|
27
|
28
|
27
|
19
|
|
2026/06
|
50
|
48
|
53
|
60
|
49
|
56
|
58
|
39
|
39
|
38
|
40
|
36
|
43
|
41
|
37
|
39
|
35
|
32
|
32
|
26
|
24
|
24
|
25
|
29
|
27
|
35
|
39
|
36
|
34
|
43
|
|
|
2026/05
|
29
|
54
|
46
|
44
|
42
|
56
|
50
|
34
|
43
|
50
|
52
|
46
|
32
|
41
|
68
|
27
|
26
|
33
|
35
|
31
|
64
|
134
|
54
|
25
|
61
|
52
|
73
|
55
|
49
|
43
|
47
|
|
2026/04
|
49
|
42
|
58
|
73
|
67
|
61
|
47
|
41
|
51
|
59
|
60
|
55
|
57
|
58
|
54
|
51
|
54
|
56
|
185
|
74
|
42
|
34
|
52
|
63
|
63
|
56
|
45
|
42
|
52
|
46
|
|
|
2026/03
|
40
|
33
|
48
|
57
|
66
|
60
|
58
|
34
|
47
|
44
|
47
|
89
|
204
|
71
|
64
|
64
|
48
|
69
|
77
|
65
|
54
|
82
|
86
|
68
|
60
|
45
|
51
|
45
|
49
|
32
|
42
|
|
2026/02
|
97
|
86
|
73
|
73
|
74
|
69
|
70
|
56
|
48
|
94
|
76
|
79
|
87
|
81
|
58
|
40
|
90
|
64
|
61
|
65
|
81
|
152
|
154
|
84
|
61
|
78
|
64
|
30
|
|||
|
2026/01
|
64
|
59
|
72
|
70
|
57
|
56
|
68
|
66
|
66
|
65
|
73
|
84
|
82
|
100
|
86
|
72
|
66
|
84
|
56
|
50
|
52
|
58
|
64
|
61
|
276
|
327
|
146
|
129
|
91
|
78
|
98
|
|
2025/12
|
67
|
62
|
57
|
62
|
69
|
71
|
72
|
68
|
87
|
84
|
74
|
67
|
92
|
71
|
68
|
76
|
69
|
65
|
68
|
43
|
49
|
54
|
55
|
64
|
56
|
63
|
77
|
84
|
87
|
83
|
81
|
|
2025/11
|
64
|
60
|
48
|
26
|
38
|
42
|
79
|
72
|
64
|
64
|
58
|
56
|
60
|
66
|
60
|
58
|
53
|
47
|
60
|
68
|
67
|
67
|
71
|
70
|
64
|
107
|
126
|
86
|
81
|
69
|
|
|
2025/10
|
31
|
22
|
23
|
22
|
38
|
23
|
17
|
21
|
20
|
20
|
24
|
27
|
35
|
34
|
36
|
28
|
24
|
36
|
28
|
21
|
21
|
24
|
27
|
22
|
32
|
46
|
45
|
45
|
49
|
58
|
65
|
|
2025/09
|
29
|
48
|
56
|
41
|
40
|
45
|
49
|
34
|
36
|
31
|
22
|
28
|
28
|
29
|
32
|
34
|
30
|
22
|
21
|
23
|
20
|
22
|
24
|
34
|
38
|
43
|
33
|
32
|
44
|
44
|
|
|
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
*: primary pollution