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Uldo Air Quality Index (AQI) | Air Pollution

Real-time PM2.5, PM10 air pollution level in Sosan

Last Updated: 11 Aug 2025, 05:09am (Local Time)

location image
Live AQI
52(AQI-US)
Air Quality is
Moderate
pm10 :  23 µg/m³
PM2.5 :  10 µg/m³
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
aqi moderate level.webp in Uldo
clear

23 °C

Clear
Humidity
Humidity82 %

Wind Speed
Wind Speed5 km/h

UV Index
UV Index0
Last Updated: 11 Aug 2025, 05:09am (Local Time)


Map

Uldo

Major Air Pollutants

Uldo

AQI Graph

Historical Air Quality Data

Uldo

Uldo
AQI
.
10-08-2025Time11-08-2025
44
Min.at 7:09 PM on 10th Aug
56
Max.at 10:09 AM on 10th Aug

Download 2024 Annual Data

World Air Quality Report

Globe

AQI Trends - Annual Air Quality Changes

Uldo, Sosan, Chungnam, South Korea

Year
.
AQI


Annual AQI Trends

2021
66AQI
2022
63AQI
-5%
Fall
2023
64AQI
2%
Rise
2024
60AQI
-6%
Fall
2025
67AQI
12%
Rise
Overall Annual Percentage (%) change of AQI in (2021 to 2025)
1%
Rise (Worsened AQI)

Most & Least Polluted Months

Most PollutedApril, 202195AQI

Least PollutedAugust, 202236AQI

* This data analysis is from year 2021 - 2025

South Korea's Metro Cities

Air Quality Index

Health Advice For People Living In

Uldo

0Cigarettes per day

Weekly 0 Cigarettes
Monthly 0 Cigarettes

Breathe easy and get active! The air quality is perfect for enjoying outdoor activities.

Source:

Berkeley Earth

Disclaimer: This cigarette-equivalent estimate is based on the average PM2.5 concentration over the last 24 hours, assuming continuous exposure during that time.

Solutions for Current AQI

  • Air Purifier
    Air PurifierTurn On
  • Car Filter
    Car FilterMust
  • N95 Mask
    N95 MaskMust
  • Stay Indoor
    Stay IndoorMust


Must turn on the air purifier to enjoy fresh air.

Get an Air Purifier

Prevent Health Problems: Understand Your Risks

Uldo

  • asthma due to air pollution in UldoAsthma
  • heart due to air pollution in UldoHeart Issues
  • allergy due to air pollution in UldoAllergies
  • sinus due to air pollution in UldoSinus
  • flu due to air pollution in UldoCold/Flu
  • copd due to air pollution in UldoChronic (COPD)
asthma due to air pollution in Uldo

Mild Chances of Asthma

Asthma

Risk of Asthma symptoms is Mild when AQI is Moderate (50-150)

Moderate symptoms including frequent wheezing, noticeable shortness of breath, chest tightness, and persistent cough.

Do's :

  • Limit outdoor activities when AQI is poor.

  • Clean indoor air with an air purifier to reduce exposure.

  • Soothe the respiratory tract with herbal teas or warm water to help alleviate symptoms.

Don'ts :

  • Exercise outdoors without a mask.

  • Stay in smoky areas with strong fumes.

Disclaimer: The above health risks are precautionary suggestions based on current AQI levels. You may not feel the effects immediately, but prolonged exposure to air pollution can contribute to these health conditions over time. AQI.IN is neither a medical expert nor a provider of medical advice. Please consult a doctor if you experience any of the above similar symptoms.

Most Polluted Cities 2025

South Korea

Analyze the real-time most air polluted cities in the country.

Uldo's AQI Data Analytics Solutions

Air quality data monitoring platforms

Mobile AppMobile App
Smart TV AppSmart TV App
Web DashboardWeb Dashboard
APIAPI
WidgetsWidgets
aqi air quality app for Uldo
Mobile App

Empower Your Decisions with Reliable Data

Your area’s real-time data with detailed parameters.

Your area’s real-time data with detailed parameters.


Personalized health advice as per current AQI.

Personalized health advice as per current AQI.


Analytical data to identify trends and conditions.

Analytical data to identify trends and conditions.


Connect and control your air quality devices.

Connect and control your air quality devices.


Air Quality FAQs

at Uldo

Frequently Asked Questions About Air Quality

What is the current AQI level in Uldo?

The current real-time AQI level in Uldo is 52 (Moderate). This was last updated 11 Aug 2025, 05:09am (Local Time).

When was the best AQI level in Uldo in the last 24 hours?

The best AQI level was 44 (Good) at 7:09 PM (Local Time) during the last 24 hours.

When was the worst AQI level in Uldo in the last 24 hours?

The worst AQI level was 56 (Moderate) at 10:09 AM (Local Time) during the last 24 hours.

What is the current trend of AQI levels in Uldo during last 24 hours?

The AQI levels in Uldo have been fluctuating throughout the last 24 hours. The levels have increased by highest 56 at 10:09 AM (Local Time), lowest 44 at 7:09 PM (Local Time).

What actions are recommended as per the current AQI level in Uldo?

Current AQI levels are acceptable; however, some pollutants may be a concern for a small number of sensitive individuals.