Taeangun Eup, Sosan, Chungnam, South Korea Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
October Air Quality Analysis
Taeangun Eup, Sosan, Chungnam, South Korea
AQI Trends: Highest and Lowest
Same Day Analysis (4th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 44 of Good air quality, showing improvement over 2023 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 4th Oct - 5th Oct 2025
Taeangun Eup, Sosan, Chungnam, South Korea
6 AM4th Oct 2025
6 PM
5 AM5th Oct 2025
61AQI
45AQI
73AQI
40AQI
In the last 24 hours,
Taeangun Eup's AQI reached its highest point of 73 at 4 AM during the Night, while the lowest point, 40, was recorded at 7 PM during the Night between 4th Oct and 5th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Taeangun Eup, Sosan, Chungnam, South Korea
26°C23/29°C
27°C25/29°C
25°C22/27°C
24°C21/27°C
24°C21/26°C
24°C20/27°C
25°C21/29°C
23°C20/24°C
24°C22/26°C
24°C22/26°C
24°C21/28°C
25°C23/27°C
23°C21/25°C
22°C20/25°C
19°C17/20°C
20°C17/23°C
21°C18/24°C
21°C19/24°C
21°C19/24°C
22°C20/23°C
22°C20/24°C
21°C19/24°C
22°C19/24°C
21°C19/21°C
20°C18/23°C
19°C17/22°C
20°C17/23°C
21°C20/24°C
19°C18/20°C
20°C19/23°C
--°C/°C
44AQI
38AQI
50AQI
39AQI
2025 Days Vs Air Quality
Taeangun Eup, Sosan, Chungnam, South Korea
40%
111
58%
160
2%
6
Total number of days with different AQI categories in last 278 days in 2025 (87 days remaining)
Under WHO’s Safe Air Quality Limits: 40%
Health Risk Level:
Significant
In 2025, 40% of 278 days were within WHO’s safe air quality limits, and 60% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.
Annual Air Quality Insights
Taeangun Eup, Sosan, Chungnam, South Korea
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
72AQI
48AQI
57AQI
54AQI
59AQI
72AQI
53AQI
56AQI
44AQI
51AQI
53AQI
65AQI
75AQI
91AQI
60AQI
68AQI
59AQI
62AQI
62AQI
115AQI
96AQI
113AQI
71AQI
94AQI
58AQI
52AQI
60AQI
52AQI
53AQI
56AQI
74AQI
81AQI
88AQI
54AQI
51AQI
41AQI
50AQI
40AQI
39AQI
40AQI
51AQI
60AQI
55AQI
49AQI
74AQI
57AQI
105AQI
53AQI
58AQI
43AQI
48AQI
51AQI
53AQI
51AQI
52AQI
49AQI
63AQI
56AQI
60AQI
80AQI
72AQI
52AQI
47AQI
37AQI
74AQI
75AQI
76AQI
83AQI
92AQI
79AQI
90AQI
73AQI
71AQI
59AQI
66AQI
62AQI
82AQI
78AQI
90AQI
85AQI
107AQI
95AQI
101AQI
103AQI
87AQI
79AQI
56AQI
48AQI
47AQI
63AQI
63AQI
74AQI
81AQI
76AQI
67AQI
65AQI
64AQI
67AQI
62AQI
69AQI
68AQI
57AQI
61AQI
40AQI
58AQI
54AQI
59AQI
66AQI
40AQI
65AQI
53AQI
43AQI
41AQI
58AQI
48AQI
46AQI
39AQI
57AQI
64AQI
57AQI
57AQI
47AQI
48AQI
43AQI
50AQI
44AQI
50AQI
54AQI
48AQI
56AQI
67AQI
68AQI
71AQI
66AQI
53AQI
42AQI
39AQI
54AQI
55AQI
35AQI
44AQI
46AQI
59AQI
56AQI
48AQI
65AQI
63AQI
65AQI
71AQI
74AQI
78AQI
75AQI
81AQI
66AQI
53AQI
52AQI
56AQI
57AQI
53AQI
51AQI
46AQI
54AQI
65AQI
61AQI
58AQI
49AQI
52AQI
54AQI
57AQI
52AQI
40AQI
45AQI
46AQI
56AQI
58AQI
43AQI
43AQI
60AQI
48AQI
41AQI
40AQI
38AQI
50AQI
50AQI
47AQI
43AQI
44AQI
51AQI
62AQI
57AQI
53AQI
55AQI
51AQI
60AQI
55AQI
41AQI
51AQI
48AQI
47AQI
42AQI
48AQI
45AQI
42AQI
49AQI
52AQI
65AQI
63AQI
53AQI
51AQI
62AQI
65AQI
57AQI
57AQI
60AQI
58AQI
52AQI
50AQI
49AQI
45AQI
47AQI
49AQI
53AQI
54AQI
49AQI
41AQI
38AQI
38AQI
37AQI
42AQI
51AQI
47AQI
48AQI
46AQI
47AQI
49AQI
50AQI
45AQI
42AQI
47AQI
50AQI
44AQI
41AQI
45AQI
39AQI
48AQI
51AQI
46AQI
39AQI
37AQI
42AQI
49AQI
50AQI
53AQI
53AQI
49AQI
42AQI
44AQI
50AQI
40AQI
36AQI
45AQI
35AQI
32AQI
31AQI
30AQI
34AQI
35AQI
39AQI
50AQI
59AQI
48AQI
32AQI
49AQI
58AQI
48AQI
53AQI
44AQI
66AQI
56AQI
74AQI
59AQI
55AQI
54AQI
52AQI
47AQI
43AQI
51AQI
No. of days
202556AQI
Highest AQI recorded in
March74AQI
Lowest AQI recorded in
September43AQI
202456AQI
Highest AQI recorded in
January70AQI
Lowest AQI recorded in
July40AQI
202365AQI
Highest AQI recorded in
February84AQI
Lowest AQI recorded in
August46AQI
202262AQI
Highest AQI recorded in
February83AQI
Lowest AQI recorded in
August36AQI
202166AQI
Highest AQI recorded in
March98AQI
Lowest AQI recorded in
September42AQI
202054AQI
Highest AQI recorded in
December71AQI
Lowest AQI recorded in
July39AQI
Most & Least Polluted Years Over the Last 6 Years
Taeangun Eup's annual 2025 AQI (56) shows an average percentage change of -6.6% (improved AQI) compared to previous years: 2020 (54), 2021 (66), 2022 (62), 2023 (65), 2024 (56).