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Yreka Air Quality Index (AQI) | Air Pollution

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

Last Updated: 2025-08-26 02:40:42 PM (Local Time)

location image
Live AQI
52(AQI-US)
Air Quality is
Moderate
pm10 :  30 µg/m³
PM2.5 :  10 µg/m³
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
aqi moderate level.webp in Yreka
sunny

27 °C

Sunny
Humidity
Humidity39 %

Wind Speed
Wind Speed4 km/h

UV Index
UV Index6
Last Updated: 2025-08-26 02:40:42 PM (Local Time)


Map

Yreka

Major Air Pollutants

Yreka

AQI Graph

Historical Air Quality Data

Yreka

Yreka
AQI
.
25-08-2025Time26-08-2025
34
Min.at 7:09 PM on 25th Aug
50
Max.at 12:09 PM on 26th Aug

Download 2024 Annual Data

World Air Quality Report

Globe

AQI Trends - Annual Air Quality Changes

Yreka, California, United States

Year
.
AQI


Annual AQI Trends

2020
87AQI
2021
52AQI
-40%
Fall
2022
35AQI
-33%
Fall
2023
63AQI
80%
Rise
2024
30AQI
-52%
Fall
2025
29AQI
-3%
Fall
Overall Annual Percentage (%) change of AQI in (2020 to 2025)
-10%
Fall (Improved AQI)

Most & Least Polluted Months

Most PollutedAugust, 2023176AQI

Least PollutedMay, 202421AQI

* This data analysis is from year 2020 - 2025

Yreka's Locations

Real-time Air Pollution Level

Location
Status
AQI
PM2.5(µg/m³)
PM10(µg/m³)
Temp.(°C)
Humi.(%)
Moderate
52
10
26
21
62
Good
47
9
32
21
62
Moderate
52
9
26
20
77
Moderate
56
12
34
21
60

United States's Metro Cities

Air Quality Index

Health Advice For People Living In

Yreka

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

Yreka

  • asthma due to air pollution in YrekaAsthma
  • heart due to air pollution in YrekaHeart Issues
  • allergy due to air pollution in YrekaAllergies
  • sinus due to air pollution in YrekaSinus
  • flu due to air pollution in YrekaCold/Flu
  • copd due to air pollution in YrekaChronic (COPD)
asthma due to air pollution in Yreka

Mid. Chances of Asthma

Asthma

Risk of Asthma symptoms is Mid. 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

United States

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

Yreka's AQI Data Analytics Solutions

Air quality data monitoring platforms

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aqi air quality app for Yreka
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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 Yreka

Frequently Asked Questions About Air Quality

What is the current AQI level in Yreka?

The current real-time AQI level in Yreka is 52 (Moderate). This was last updated 2025-08-26 02:40:42 PM (Local Time).

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

The best AQI level was 34 (Good) at 7:09 PM, Aug 25, 2025 (Local Time) during the last 24 hours.

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

The worst AQI level was 50 (Good) at 12:09 PM (Local Time) during the last 24 hours.

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

The AQI levels in Yreka have been fluctuating throughout the last 24 hours. The levels have increased by highest 50 at 12:09 PM (Local Time), lowest 34 at 7:09 PM, Aug 25, 2025 (Local Time).

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

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