Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
11
PM2.5
96
*
PM10
34
O3
0.4
CO
15
SO2
22
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
29 Nov
93
Good
Sun
30 Nov
93
Good
Mon
1 Dec
56
Good
Tue
2 Dec
55
Good
Wed
3 Dec
66
Good
Thu
4 Dec
64
Good
Fri
5 Dec
22
Excellent
Real-time AQI (Monitoring Station in Zhangye)
监测站
7311
PM2.5
96 *
PM10
34
O3
0.4
CO
15
SO2
22
NO2
Air quality in the last 12 months (Zhangye)
|
2025/10
|
62
|
52
|
86
|
55
|
41
|
50
|
37
|
38
|
32
|
34
|
31
|
29
|
40
|
59
|
61
|
52
|
52
|
81
|
103
|
70
|
78
|
95
|
84
|
81
|
74
|
67
|
73
|
66
|
89
|
75
|
72
|
|
2025/09
|
85
|
135
|
115
|
93
|
60
|
65
|
65
|
59
|
62
|
70
|
69
|
60
|
171
|
78
|
316
|
56
|
63
|
45
|
56
|
56
|
79
|
401
|
60
|
54
|
59
|
60
|
66
|
64
|
50
|
61
|
|
|
2025/08
|
34
|
33
|
46
|
36
|
26
|
30
|
24
|
24
|
30
|
51
|
55
|
59
|
46
|
34
|
38
|
39
|
44
|
31
|
90
|
102
|
24
|
32
|
39
|
28
|
55
|
38
|
26
|
26
|
30
|
38
|
47
|
|
2025/07
|
33
|
36
|
41
|
21
|
24
|
22
|
42
|
23
|
27
|
27
|
46
|
59
|
141
|
69
|
38
|
42
|
49
|
61
|
32
|
21
|
27
|
45
|
56
|
29
|
27
|
30
|
30
|
35
|
49
|
187
|
41
|
|
2025/06
|
45
|
39
|
41
|
42
|
62
|
61
|
47
|
38
|
33
|
30
|
40
|
42
|
49
|
47
|
30
|
25
|
38
|
36
|
23
|
52
|
28
|
22
|
27
|
22
|
54
|
37
|
26
|
116
|
48
|
31
|
|
|
2025/05
|
77
|
94
|
100
|
303
|
246
|
163
|
114
|
180
|
40
|
33
|
32
|
50
|
52
|
45
|
49
|
111
|
129
|
67
|
47
|
98
|
72
|
53
|
30
|
42
|
34
|
34
|
39
|
207
|
117
|
46
|
48
|
|
2025/04
|
330
|
167
|
235
|
100
|
169
|
222
|
160
|
109
|
94
|
77
|
225
|
208
|
41
|
56
|
121
|
101
|
171
|
59
|
77
|
57
|
79
|
64
|
41
|
42
|
53
|
51
|
66
|
96
|
157
|
87
|
|
|
2025/03
|
74
|
53
|
72
|
68
|
53
|
281
|
219
|
112
|
439
|
193
|
285
|
109
|
72
|
52
|
40
|
54
|
70
|
78
|
90
|
96
|
94
|
98
|
134
|
189
|
386
|
159
|
52
|
64
|
64
|
65
|
253
|
|
2025/02
|
54
|
51
|
40
|
38
|
40
|
37
|
44
|
55
|
59
|
52
|
111
|
71
|
45
|
58
|
92
|
77
|
78
|
87
|
87
|
78
|
75
|
78
|
67
|
87
|
81
|
63
|
75
|
85
|
|||
|
2025/01
|
78
|
67
|
81
|
77
|
44
|
59
|
70
|
65
|
67
|
55
|
106
|
61
|
75
|
55
|
41
|
48
|
78
|
53
|
53
|
43
|
87
|
84
|
87
|
70
|
76
|
81
|
64
|
68
|
67
|
54
|
42
|
|
2024/12
|
46
|
58
|
61
|
67
|
55
|
48
|
57
|
63
|
74
|
69
|
73
|
72
|
56
|
54
|
49
|
55
|
62
|
64
|
68
|
74
|
66
|
102
|
89
|
62
|
62
|
48
|
46
|
77
|
129
|
69
|
102
|
|
2024/11
|
79
|
70
|
74
|
72
|
62
|
59
|
68
|
83
|
89
|
100
|
72
|
76
|
68
|
143
|
173
|
59
|
69
|
77
|
64
|
62
|
68
|
77
|
99
|
63
|
34
|
52
|
46
|
46
|
45
|
50
|
|
|
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