Baekseong Dong, Chonan, 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
Baekseong Dong, Chonan, Chungnam, South Korea
AQI Trends: Highest and Lowest
Same Day Analysis (7th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks the most lowest AQI at 30 of Good air quality, showing improvement over 2024, 2023, 2022 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 7th Oct - 8th Oct 2025
Baekseong Dong, Chonan, Chungnam, South Korea
6 AM7th Oct 2025
6 PM
5 AM8th Oct 2025
AQI
AQI
48AQI
16AQI
In the last 24 hours,
Baekseong Dong's AQI reached its highest point of 48 at 11 PM during the Night, while the lowest point, undefined, was recorded at 7 PM during the Night between 7th Oct and 8th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Baekseong Dong, Chonan, Chungnam, South Korea
22°C17/27°C
22°C18/25°C
23°C18/28°C
23°C18/29°C
21°C19/25°C
23°C20/27°C
23°C20/28°C
24°C20/29°C
24°C21/29°C
22°C19/25°C
20°C17/24°C
17°C15/19°C
17°C15/21°C
19°C15/25°C
19°C15/24°C
20°C16/24°C
21°C16/25°C
21°C18/22°C
20°C16/26°C
21°C16/27°C
19°C17/20°C
19°C15/23°C
18°C14/23°C
19°C14/24°C
20°C17/25°C
18°C16/19°C
20°C17/23°C
20°C19/22°C
19°C16/22°C
19°C17/21°C
--°C/°C
45AQI
38AQI
47AQI
39AQI
2025 Days Vs Air Quality
Baekseong Dong, Chonan, Chungnam, South Korea
37%
103
60%
167
4%
10
Total number of days with different AQI categories in last 281 days in 2025 (84 days remaining)
Under WHO’s Safe Air Quality Limits: 37%
Health Risk Level:
High
In 2025, 37% of 281 days were within WHO’s safe air quality limits. The risk of health issues is High, with respiratory problems, heart disease, skin issues, and stress being more common, particularly among children and the elderly.
Annual Air Quality Insights
Baekseong Dong, Chonan, Chungnam, South Korea
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
69AQI
65AQI
59AQI
59AQI
65AQI
91AQI
59AQI
65AQI
39AQI
60AQI
62AQI
82AQI
87AQI
95AQI
57AQI
68AQI
84AQI
79AQI
85AQI
119AQI
137AQI
138AQI
125AQI
122AQI
86AQI
61AQI
65AQI
54AQI
60AQI
54AQI
80AQI
87AQI
96AQI
58AQI
54AQI
46AQI
54AQI
46AQI
42AQI
49AQI
55AQI
76AQI
73AQI
55AQI
80AQI
60AQI
105AQI
54AQI
59AQI
48AQI
54AQI
53AQI
57AQI
53AQI
55AQI
49AQI
72AQI
58AQI
78AQI
91AQI
76AQI
55AQI
46AQI
41AQI
71AQI
83AQI
81AQI
100AQI
104AQI
102AQI
90AQI
89AQI
79AQI
53AQI
74AQI
61AQI
73AQI
74AQI
81AQI
83AQI
95AQI
101AQI
97AQI
123AQI
86AQI
88AQI
61AQI
47AQI
46AQI
56AQI
71AQI
75AQI
77AQI
80AQI
69AQI
64AQI
65AQI
70AQI
62AQI
69AQI
78AQI
56AQI
62AQI
40AQI
54AQI
56AQI
63AQI
73AQI
48AQI
63AQI
49AQI
43AQI
35AQI
57AQI
58AQI
48AQI
37AQI
56AQI
63AQI
56AQI
51AQI
47AQI
48AQI
41AQI
44AQI
42AQI
46AQI
64AQI
44AQI
52AQI
63AQI
67AQI
70AQI
70AQI
54AQI
42AQI
33AQI
55AQI
57AQI
40AQI
45AQI
51AQI
59AQI
47AQI
48AQI
62AQI
74AQI
71AQI
76AQI
75AQI
79AQI
88AQI
100AQI
69AQI
57AQI
51AQI
58AQI
65AQI
60AQI
60AQI
54AQI
49AQI
55AQI
67AQI
49AQI
55AQI
58AQI
61AQI
63AQI
64AQI
53AQI
52AQI
52AQI
55AQI
54AQI
46AQI
50AQI
58AQI
57AQI
50AQI
49AQI
49AQI
45AQI
52AQI
47AQI
47AQI
50AQI
55AQI
58AQI
52AQI
50AQI
53AQI
52AQI
60AQI
58AQI
47AQI
53AQI
40AQI
43AQI
33AQI
43AQI
40AQI
39AQI
48AQI
53AQI
56AQI
45AQI
42AQI
58AQI
62AQI
53AQI
56AQI
58AQI
63AQI
61AQI
51AQI
51AQI
46AQI
47AQI
54AQI
51AQI
51AQI
54AQI
45AQI
39AQI
38AQI
36AQI
36AQI
40AQI
51AQI
41AQI
45AQI
45AQI
45AQI
49AQI
51AQI
46AQI
42AQI
49AQI
53AQI
45AQI
43AQI
49AQI
39AQI
47AQI
49AQI
39AQI
36AQI
38AQI
40AQI
49AQI
51AQI
48AQI
48AQI
45AQI
37AQI
40AQI
49AQI
40AQI
35AQI
33AQI
31AQI
28AQI
24AQI
25AQI
27AQI
32AQI
40AQI
54AQI
50AQI
36AQI
44AQI
58AQI
62AQI
64AQI
56AQI
44AQI
50AQI
47AQI
30AQI
78AQI
62AQI
78AQI
60AQI
55AQI
59AQI
50AQI
48AQI
40AQI
50AQI
No. of days
202559AQI
Highest AQI recorded in
January78AQI
Lowest AQI recorded in
September40AQI
202460AQI
Highest AQI recorded in
January76AQI
Lowest AQI recorded in
July36AQI
202366AQI
Highest AQI recorded in
February97AQI
Lowest AQI recorded in
May36AQI
202274AQI
Highest AQI recorded in
February96AQI
Lowest AQI recorded in
August24AQI
202174AQI
Highest AQI recorded in
March106AQI
Lowest AQI recorded in
September43AQI
202063AQI
Highest AQI recorded in
December86AQI
Lowest AQI recorded in
July45AQI
Most & Least Polluted Years Over the Last 6 Years
Baekseong Dong's annual 2025 AQI (59) shows an average percentage change of -12.3% (improved AQI) compared to previous years: 2020 (63), 2021 (74), 2022 (74), 2023 (66), 2024 (60).