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
21 Jan
Thu
22 Jan
Fri
23 Jan
Sat
24 Jan
Sun
25 Jan
Mon
26 Jan
Tue
27 Jan
Dazhou Air quality rank
Real-time AQI (Monitoring Station in Dazhou)
市环境监测站
3219
PM2.5
32
PM10
30
O3
0.5
CO
10
SO2
12
NO2
凤凰小区
3524
PM2.5
34
PM10
31
O3
0.5
CO
6
SO2
13
NO2
达县机关宾馆
3420
PM2.5
34
PM10
15
O3
0.7
CO
6
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