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
20 Jan
Wed
21 Jan
Thu
22 Jan
Fri
23 Jan
Sat
24 Jan
Sun
25 Jan
Mon
26 Jan
Real-time AQI (Monitoring Station in Dazhou)
市环境监测站
3927
PM2.5
36
PM10
25
O3
0.6
CO
8
SO2
20
NO2
凤凰小区
4229
PM2.5
36
PM10
30
O3
0.6
CO
6
SO2
18
NO2
市政中心
4622
PM2.5
46
PM10
21
O3
0.5
CO
8
SO2
27
NO2
Air quality in the last 12 months (Dazhou)
|
2025/11
|
53
|
49
|
59
|
52
|
50
|
29
|
14
|
24
|
18
|
35
|
44
|
52
|
57
|
47
|
43
|
50
|
17
|
29
|
41
|
68
|
71
|
93
|
76
|
63
|
58
|
68
|
72
|
72
|
75
|
91
|
|
|
2025/10
|
18
|
17
|
14
|
14
|
28
|
38
|
37
|
33
|
43
|
42
|
44
|
27
|
22
|
26
|
17
|
27
|
13
|
20
|
14
|
10
|
13
|
17
|
23
|
27
|
23
|
32
|
36
|
41
|
43
|
32
|
42
|
|
2025/09
|
38
|
43
|
48
|
43
|
42
|
15
|
33
|
22
|
29
|
23
|
23
|
21
|
26
|
34
|
41
|
37
|
21
|
25
|
18
|
19
|
16
|
14
|
15
|
25
|
31
|
23
|
26
|
29
|
14
|
19
|
|
|
2025/08
|
34
|
37
|
40
|
41
|
33
|
29
|
28
|
23
|
25
|
19
|
23
|
29
|
30
|
36
|
32
|
15
|
23
|
29
|
37
|
35
|
33
|
24
|
29
|
27
|
26
|
31
|
32
|
37
|
39
|
36
|
35
|
|
2025/07
|
19
|
20
|
22
|
21
|
27
|
29
|
21
|
15
|
21
|
25
|
27
|
33
|
41
|
42
|
43
|
42
|
44
|
26
|
25
|
26
|
27
|
21
|
15
|
14
|
18
|
23
|
28
|
25
|
31
|
29
|
30
|
|
2025/06
|
14
|
28
|
39
|
44
|
43
|
45
|
28
|
19
|
33
|
43
|
43
|
40
|
47
|
37
|
43
|
50
|
43
|
23
|
21
|
33
|
17
|
22
|
23
|
23
|
15
|
23
|
29
|
29
|
23
|
15
|
|
|
2025/05
|
53
|
66
|
66
|
46
|
56
|
56
|
52
|
31
|
76
|
81
|
63
|
60
|
51
|
46
|
73
|
76
|
75
|
63
|
71
|
79
|
69
|
33
|
63
|
67
|
56
|
48
|
41
|
26
|
30
|
34
|
22
|
|
2025/04
|
43
|
57
|
62
|
59
|
66
|
65
|
63
|
65
|
66
|
53
|
40
|
333
|
254
|
146
|
97
|
82
|
86
|
71
|
57
|
39
|
37
|
56
|
67
|
56
|
57
|
60
|
53
|
51
|
52
|
42
|
|
|
2025/03
|
86
|
74
|
17
|
17
|
21
|
36
|
45
|
53
|
56
|
51
|
53
|
51
|
35
|
35
|
24
|
32
|
50
|
50
|
58
|
56
|
61
|
78
|
85
|
68
|
64
|
61
|
139
|
52
|
33
|
39
|
37
|
|
2025/02
|
52
|
34
|
38
|
39
|
41
|
34
|
42
|
42
|
51
|
62
|
86
|
74
|
52
|
45
|
47
|
59
|
63
|
56
|
65
|
38
|
42
|
31
|
30
|
48
|
63
|
85
|
75
|
72
|
|||
|
2025/01
|
163
|
169
|
174
|
90
|
61
|
87
|
104
|
72
|
76
|
72
|
83
|
85
|
103
|
129
|
102
|
75
|
94
|
124
|
128
|
123
|
145
|
212
|
247
|
74
|
14
|
52
|
70
|
79
|
147
|
112
|
128
|
|
2024/12
|
84
|
90
|
93
|
35
|
29
|
31
|
34
|
39
|
46
|
59
|
54
|
58
|
65
|
68
|
87
|
105
|
128
|
137
|
91
|
111
|
145
|
124
|
80
|
103
|
102
|
122
|
105
|
90
|
125
|
177
|
174
|
|
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