Air Quality
Excellent
No health implications.
25
PM2.5
36
PM10
100
O3
0.7
CO
4
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 May
79
Good
Sat
24 May
81
Good
Sun
25 May
97
Good
Mon
26 May
106
Light
Tue
27 May
113
Light
Wed
28 May
115
Light
Thu
29 May
37
Excellent
Air quality in the last 12 months (Houma)
|
2025/04
|
73
|
66
|
69
|
89
|
65
|
82
|
96
|
91
|
77
|
65
|
122
|
224
|
137
|
51
|
56
|
107
|
136
|
118
|
83
|
67
|
86
|
156
|
129
|
67
|
67
|
70
|
62
|
55
|
57
|
110
|
|
|
2025/03
|
90
|
78
|
39
|
47
|
78
|
92
|
78
|
83
|
75
|
90
|
99
|
184
|
110
|
84
|
43
|
31
|
40
|
35
|
43
|
46
|
55
|
70
|
103
|
269
|
204
|
223
|
213
|
173
|
69
|
54
|
61
|
|
2025/02
|
185
|
145
|
29
|
41
|
30
|
78
|
48
|
35
|
61
|
87
|
102
|
69
|
66
|
83
|
89
|
72
|
72
|
85
|
76
|
82
|
116
|
123
|
62
|
60
|
75
|
63
|
81
|
95
|
|||
|
2025/01
|
125
|
103
|
100
|
128
|
116
|
54
|
55
|
53
|
55
|
72
|
72
|
57
|
93
|
73
|
33
|
59
|
94
|
121
|
112
|
119
|
136
|
149
|
148
|
120
|
72
|
72
|
25
|
68
|
153
|
144
|
186
|
|
2024/12
|
82
|
70
|
59
|
74
|
55
|
65
|
46
|
57
|
74
|
104
|
117
|
117
|
68
|
58
|
74
|
86
|
100
|
75
|
71
|
85
|
42
|
75
|
108
|
141
|
164
|
106
|
58
|
59
|
93
|
106
|
76
|
|
2024/11
|
86
|
92
|
100
|
67
|
67
|
78
|
93
|
86
|
74
|
109
|
128
|
154
|
84
|
64
|
83
|
68
|
50
|
51
|
55
|
77
|
88
|
105
|
113
|
108
|
48
|
41
|
73
|
50
|
49
|
66
|
|
|
2024/10
|
68
|
58
|
60
|
65
|
72
|
92
|
103
|
90
|
95
|
71
|
73
|
77
|
80
|
105
|
83
|
116
|
61
|
41
|
28
|
25
|
46
|
32
|
52
|
66
|
71
|
80
|
65
|
80
|
91
|
86
|
95
|
|
2024/09
|
55
|
44
|
42
|
48
|
35
|
39
|
49
|
55
|
49
|
52
|
43
|
38
|
49
|
47
|
48
|
40
|
45
|
55
|
37
|
43
|
28
|
51
|
56
|
75
|
95
|
84
|
84
|
61
|
42
|
22
|
|
|
2024/08
|
53
|
52
|
38
|
38
|
45
|
44
|
33
|
41
|
34
|
99
|
42
|
43
|
48
|
45
|
47
|
53
|
43
|
41
|
49
|
36
|
41
|
52
|
53
|
56
|
48
|
24
|
24
|
33
|
43
|
46
|
43
|
|
2024/07
|
35
|
52
|
51
|
49
|
40
|
45
|
48
|
34
|
47
|
56
|
56
|
50
|
59
|
60
|
56
|
42
|
37
|
30
|
41
|
28
|
43
|
45
|
45
|
50
|
70
|
56
|
52
|
54
|
33
|
21
|
42
|
|
2024/06
|
71
|
55
|
57
|
59
|
44
|
62
|
67
|
70
|
76
|
66
|
77
|
81
|
71
|
59
|
69
|
58
|
46
|
48
|
49
|
55
|
41
|
61
|
72
|
120
|
95
|
92
|
65
|
62
|
63
|
60
|
|
|
2024/05
|
47
|
49
|
49
|
47
|
65
|
43
|
60
|
66
|
68
|
56
|
131
|
83
|
79
|
69
|
86
|
62
|
73
|
76
|
59
|
62
|
65
|
67
|
62
|
69
|
76
|
67
|
61
|
57
|
57
|
59
|
82
|
|
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