Ogden Dunes, Portage, Indiana, United States Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
August Air Quality Analysis
Ogden Dunes, Portage, Indiana, United States
AQI Trends: Highest and Lowest
Same Day Analysis (9th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 57 of Moderate air quality, showing improvement over 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 10th Aug - 11th Aug 2025
Ogden Dunes, Portage, Indiana, United States
5 AM10th Aug 2025
8 PM
4 AM11th Aug 2025
56AQI
53AQI
56AQI
46AQI
In the last 24 hours,
Ogden Dunes's AQI reached its highest point of 56 at 9 AM during the Day, while the lowest point, 46, was recorded at 3 AM during the Night between 10th Aug and 11th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Ogden Dunes, Portage, Indiana, United States
26°C23/31°C
24°C21/29°C
24°C17/30°C
25°C18/32°C
27°C22/31°C
22°C20/23°C
22°C18/27°C
24°C19/27°C
23°C21/23°C
23°C20/29°C
23°C16/31°C
25°C18/33°C
28°C23/36°C
24°C23/26°C
26°C22/28°C
26°C22/30°C
26°C22/30°C
26°C20/33°C
24°C23/26°C
22°C19/26°C
20°C15/26°C
21°C15/26°C
21°C14/28°C
21°C14/26°C
22°C17/28°C
23°C16/30°C
24°C18/30°C
27°C20/33°C
27°C20/33°C
27°C22/33°C
--°C/°C
59AQI
59AQI
59AQI
59AQI
2025 Days Vs Air Quality
Ogden Dunes, Portage, Indiana, United States
79%
175
19%
43
1%
3
Total number of days with different AQI categories in last 223 days in 2025 (142 days remaining)
Under WHO’s Safe Air Quality Limits: 79%
Health Risk Level:
Low
In 2025, 79% of 223 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.
Annual Air Quality Insights
Ogden Dunes, Portage, Indiana, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
26AQI
24AQI
30AQI
25AQI
27AQI
24AQI
25AQI
37AQI
42AQI
63AQI
48AQI
39AQI
23AQI
27AQI
42AQI
46AQI
30AQI
27AQI
25AQI
25AQI
27AQI
28AQI
35AQI
39AQI
29AQI
25AQI
24AQI
28AQI
29AQI
31AQI
38AQI
26AQI
37AQI
44AQI
25AQI
30AQI
28AQI
29AQI
34AQI
35AQI
33AQI
32AQI
49AQI
36AQI
42AQI
39AQI
34AQI
29AQI
30AQI
34AQI
40AQI
44AQI
41AQI
48AQI
41AQI
47AQI
40AQI
40AQI
31AQI
29AQI
35AQI
34AQI
32AQI
26AQI
27AQI
28AQI
33AQI
30AQI
29AQI
32AQI
30AQI
37AQI
43AQI
83AQI
24AQI
34AQI
28AQI
33AQI
21AQI
24AQI
23AQI
26AQI
24AQI
44AQI
54AQI
54AQI
45AQI
35AQI
31AQI
18AQI
18AQI
30AQI
24AQI
33AQI
17AQI
18AQI
23AQI
17AQI
24AQI
41AQI
33AQI
52AQI
39AQI
32AQI
23AQI
21AQI
29AQI
47AQI
38AQI
32AQI
24AQI
27AQI
34AQI
51AQI
22AQI
18AQI
20AQI
24AQI
31AQI
22AQI
24AQI
26AQI
16AQI
19AQI
21AQI
34AQI
36AQI
19AQI
30AQI
35AQI
22AQI
31AQI
29AQI
35AQI
47AQI
50AQI
49AQI
45AQI
20AQI
24AQI
23AQI
15AQI
19AQI
24AQI
23AQI
19AQI
33AQI
30AQI
40AQI
44AQI
33AQI
32AQI
40AQI
52AQI
69AQI
108AQI
76AQI
72AQI
69AQI
65AQI
56AQI
64AQI
73AQI
72AQI
64AQI
44AQI
53AQI
45AQI
38AQI
30AQI
36AQI
40AQI
45AQI
54AQI
51AQI
36AQI
38AQI
33AQI
20AQI
31AQI
33AQI
32AQI
53AQI
56AQI
60AQI
73AQI
60AQI
48AQI
67AQI
56AQI
45AQI
50AQI
39AQI
52AQI
75AQI
84AQI
55AQI
33AQI
28AQI
38AQI
32AQI
57AQI
72AQI
60AQI
57AQI
44AQI
34AQI
33AQI
39AQI
41AQI
47AQI
106AQI
103AQI
77AQI
76AQI
71AQI
83AQI
86AQI
68AQI
59AQI
57AQI
32AQI
36AQI
34AQI
29AQI
30AQI
51AQI
52AQI
76AQI
No. of days
202539AQI
Highest AQI recorded in
August76AQI
Lowest AQI recorded in
April29AQI
202435AQI
Highest AQI recorded in
July43AQI
Lowest AQI recorded in
November26AQI
202341AQI
Highest AQI recorded in
June67AQI
Lowest AQI recorded in
December31AQI
202236AQI
Highest AQI recorded in
August46AQI
Lowest AQI recorded in
March24AQI
202138AQI
Highest AQI recorded in
July54AQI
Lowest AQI recorded in
November31AQI
202034AQI
Highest AQI recorded in
June39AQI
Lowest AQI recorded in
October28AQI
Most & Least Polluted Years Over the Last 6 Years
Ogden Dunes's annual 2025 AQI (39) shows an average percentage change of 6.7% (worsened AQI) compared to previous years: 2020 (34), 2021 (38), 2022 (36), 2023 (41), 2024 (35).