Chrongyong Dong, Yangsan, Gyeongnam, 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
Chrongyong Dong, Yangsan, Gyeongnam, South Korea
AQI Trends: Highest and Lowest
Same Day Analysis (4th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 41 of Good air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 5th Oct - 6th Oct 2025
Chrongyong Dong, Yangsan, Gyeongnam, South Korea
6 AM5th Oct 2025
6 PM
5 AM6th Oct 2025
AQI
AQI
55AQI
40AQI
In the last 24 hours,
Chrongyong Dong's AQI reached its highest point of 55 at 6 PM during the Night, while the lowest point, undefined, was recorded at 5 AM during the Night between 5th Oct and 6th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Chrongyong Dong, Yangsan, Gyeongnam, South Korea
27°C24/31°C
28°C25/32°C
26°C24/31°C
23°C21/27°C
23°C20/26°C
23°C20/28°C
24°C22/27°C
25°C22/27°C
25°C22/28°C
26°C24/31°C
27°C24/31°C
27°C24/31°C
23°C21/25°C
22°C21/25°C
23°C21/26°C
21°C18/24°C
22°C19/25°C
21°C19/25°C
24°C20/27°C
24°C22/25°C
24°C22/26°C
23°C21/27°C
23°C21/25°C
22°C20/26°C
21°C19/24°C
22°C18/27°C
22°C18/26°C
19°C18/19°C
22°C20/24°C
--°C/°C
--°C/°C
39AQI
36AQI
42AQI
38AQI
2025 Days Vs Air Quality
Chrongyong Dong, Yangsan, Gyeongnam, South Korea
46%
128
52%
145
1%
4
Total number of days with different AQI categories in last 278 days in 2025 (87 days remaining)
Under WHO’s Safe Air Quality Limits: 46%
Health Risk Level:
Significant
In 2025, 46% of 278 days were within WHO’s safe air quality limits, and 54% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.
Annual Air Quality Insights
Chrongyong Dong, Yangsan, Gyeongnam, South Korea
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
54AQI
61AQI
48AQI
50AQI
56AQI
89AQI
48AQI
57AQI
39AQI
44AQI
44AQI
56AQI
60AQI
84AQI
48AQI
57AQI
69AQI
77AQI
69AQI
97AQI
119AQI
112AQI
121AQI
83AQI
64AQI
52AQI
54AQI
42AQI
43AQI
53AQI
57AQI
57AQI
63AQI
55AQI
44AQI
45AQI
42AQI
54AQI
35AQI
44AQI
43AQI
62AQI
57AQI
47AQI
67AQI
53AQI
73AQI
48AQI
48AQI
44AQI
43AQI
42AQI
50AQI
47AQI
49AQI
50AQI
86AQI
75AQI
71AQI
74AQI
75AQI
49AQI
46AQI
38AQI
43AQI
50AQI
52AQI
67AQI
58AQI
74AQI
73AQI
57AQI
56AQI
43AQI
47AQI
57AQI
59AQI
68AQI
74AQI
79AQI
81AQI
94AQI
82AQI
117AQI
78AQI
73AQI
74AQI
55AQI
47AQI
64AQI
60AQI
49AQI
52AQI
62AQI
57AQI
59AQI
55AQI
72AQI
71AQI
74AQI
69AQI
64AQI
61AQI
58AQI
43AQI
60AQI
57AQI
65AQI
48AQI
57AQI
46AQI
44AQI
39AQI
60AQI
62AQI
50AQI
54AQI
53AQI
54AQI
61AQI
51AQI
44AQI
51AQI
46AQI
46AQI
50AQI
54AQI
51AQI
39AQI
38AQI
52AQI
58AQI
70AQI
69AQI
64AQI
62AQI
56AQI
58AQI
57AQI
41AQI
35AQI
54AQI
53AQI
38AQI
42AQI
52AQI
56AQI
59AQI
57AQI
55AQI
55AQI
67AQI
73AQI
71AQI
51AQI
50AQI
59AQI
52AQI
65AQI
55AQI
65AQI
51AQI
58AQI
59AQI
41AQI
51AQI
47AQI
48AQI
64AQI
53AQI
38AQI
33AQI
25AQI
45AQI
41AQI
47AQI
60AQI
69AQI
61AQI
57AQI
48AQI
49AQI
58AQI
64AQI
64AQI
56AQI
54AQI
64AQI
65AQI
55AQI
49AQI
50AQI
54AQI
49AQI
44AQI
48AQI
52AQI
51AQI
37AQI
37AQI
42AQI
36AQI
46AQI
65AQI
47AQI
38AQI
37AQI
33AQI
37AQI
36AQI
42AQI
42AQI
53AQI
59AQI
60AQI
56AQI
52AQI
50AQI
51AQI
57AQI
50AQI
46AQI
50AQI
41AQI
40AQI
43AQI
45AQI
45AQI
44AQI
51AQI
51AQI
47AQI
50AQI
53AQI
51AQI
54AQI
52AQI
45AQI
49AQI
51AQI
50AQI
50AQI
51AQI
38AQI
45AQI
46AQI
39AQI
35AQI
38AQI
40AQI
47AQI
39AQI
40AQI
40AQI
40AQI
36AQI
41AQI
50AQI
44AQI
37AQI
31AQI
32AQI
29AQI
25AQI
26AQI
26AQI
38AQI
27AQI
35AQI
39AQI
20AQI
24AQI
42AQI
45AQI
69AQI
53AQI
41AQI
65AQI
53AQI
65AQI
57AQI
52AQI
53AQI
48AQI
50AQI
36AQI
52AQI
No. of days
202553AQI
Highest AQI recorded in
January65AQI
Lowest AQI recorded in
September36AQI
202448AQI
Highest AQI recorded in
April64AQI
Lowest AQI recorded in
July30AQI
202353AQI
Highest AQI recorded in
March74AQI
Lowest AQI recorded in
September33AQI
202254AQI
Highest AQI recorded in
February67AQI
Lowest AQI recorded in
August40AQI
202149AQI
Highest AQI recorded in
March66AQI
Lowest AQI recorded in
July32AQI
202053AQI
Highest AQI recorded in
May63AQI
Lowest AQI recorded in
July41AQI
Most & Least Polluted Years Over the Last 6 Years
Chrongyong Dong's annual 2025 AQI (53) shows an average percentage change of 3.9% (worsened AQI) compared to previous years: 2020 (53), 2021 (49), 2022 (54), 2023 (53), 2024 (48).