Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Sep
Sat
20 Sep
Sun
21 Sep
Mon
22 Sep
Tue
23 Sep
Wed
24 Sep
Thu
25 Sep
Tianshui Air quality rank
Real-time AQI (Monitoring Station in Tianshui)
进步巷
2414
PM2.5
24
PM10
40
O3
0.7
CO
8
SO2
14
NO2
文化馆
2215
PM2.5
18
PM10
43
O3
0.7
CO
2
SO2
14
NO2
Air quality in the last 12 months (Tianshui)
|
2025/08
|
34
|
33
|
35
|
34
|
28
|
33
|
36
|
32
|
29
|
28
|
35
|
40
|
34
|
34
|
33
|
26
|
23
|
27
|
28
|
35
|
33
|
30
|
21
|
24
|
27
|
29
|
22
|
24
|
25
|
27
|
27
|
|
2025/07
|
24
|
23
|
17
|
19
|
23
|
25
|
18
|
20
|
21
|
24
|
24
|
29
|
30
|
28
|
33
|
38
|
36
|
26
|
45
|
29
|
25
|
27
|
29
|
20
|
19
|
22
|
25
|
27
|
35
|
25
|
32
|
|
2025/06
|
35
|
40
|
39
|
34
|
36
|
42
|
39
|
37
|
36
|
35
|
42
|
43
|
36
|
50
|
67
|
45
|
41
|
33
|
47
|
43
|
30
|
24
|
25
|
28
|
26
|
25
|
21
|
29
|
32
|
19
|
|
|
2025/05
|
61
|
54
|
85
|
93
|
52
|
79
|
40
|
59
|
53
|
46
|
44
|
59
|
52
|
66
|
53
|
53
|
76
|
60
|
62
|
58
|
54
|
101
|
51
|
37
|
30
|
38
|
30
|
32
|
34
|
61
|
55
|
|
2025/04
|
108
|
98
|
81
|
91
|
88
|
63
|
42
|
91
|
89
|
79
|
153
|
365
|
94
|
79
|
58
|
82
|
79
|
209
|
131
|
70
|
91
|
103
|
70
|
58
|
55
|
45
|
45
|
53
|
61
|
89
|
|
|
2025/03
|
73
|
49
|
39
|
39
|
49
|
51
|
59
|
59
|
37
|
31
|
132
|
93
|
73
|
37
|
52
|
49
|
54
|
45
|
56
|
60
|
53
|
52
|
61
|
51
|
47
|
214
|
144
|
112
|
92
|
72
|
83
|
|
2025/02
|
87
|
78
|
43
|
58
|
56
|
53
|
75
|
71
|
58
|
47
|
65
|
91
|
68
|
53
|
56
|
60
|
52
|
46
|
79
|
73
|
75
|
64
|
53
|
62
|
67
|
49
|
44
|
50
|
|||
|
2025/01
|
93
|
76
|
79
|
84
|
72
|
73
|
60
|
63
|
59
|
67
|
70
|
74
|
77
|
70
|
53
|
74
|
81
|
75
|
76
|
83
|
72
|
82
|
142
|
151
|
70
|
75
|
82
|
106
|
162
|
114
|
116
|
|
2024/12
|
77
|
76
|
71
|
65
|
63
|
68
|
58
|
57
|
52
|
61
|
72
|
60
|
49
|
61
|
71
|
83
|
80
|
69
|
59
|
64
|
68
|
61
|
59
|
66
|
68
|
69
|
59
|
63
|
81
|
71
|
66
|
|
2024/11
|
39
|
38
|
47
|
49
|
50
|
41
|
46
|
42
|
49
|
61
|
50
|
54
|
42
|
34
|
49
|
48
|
37
|
26
|
34
|
48
|
50
|
44
|
57
|
41
|
46
|
58
|
63
|
67
|
63
|
78
|
|
|
2024/10
|
30
|
31
|
35
|
28
|
41
|
44
|
41
|
45
|
44
|
39
|
45
|
33
|
33
|
43
|
31
|
40
|
30
|
45
|
38
|
26
|
32
|
37
|
54
|
50
|
54
|
39
|
39
|
47
|
50
|
46
|
34
|
|
2024/09
|
25
|
35
|
31
|
29
|
22
|
29
|
21
|
28
|
26
|
25
|
30
|
38
|
28
|
26
|
38
|
38
|
34
|
38
|
35
|
31
|
29
|
34
|
39
|
41
|
33
|
26
|
53
|
73
|
40
|
24
|
|
|
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