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Centennial HS Air Quality Index (AQI) | Air Pollution

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

Last Updated: 02 Aug 2025, 12:40pm (Local Time)

location image
Live AQI
14(AQI-US)
Air Quality is
Good
pm10 :  15 µg/m³
PM2.5 :  2 µg/m³
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
aqi good level.webp in Centennial HS
overcast

18 °C

Overcast
Humidity
Humidity73 %

Wind Speed
Wind Speed7 km/h

UV Index
UV Index4
Last Updated: 02 Aug 2025, 12:40pm (Local Time)


Map

Centennial HS

Major Air Pollutants

Centennial HS

AQI Graph

Historical Air Quality Data

Centennial HS

Centennial HS
AQI
.
01-08-2025Time02-08-2025
14
Min.at 9:10 AM on 2nd Aug
21
Max.at 4:10 PM on 1st Aug

Download 2024 Annual Data

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AQI Trends - Annual Air Quality Changes

Centennial HS, Gresham, Oregon, United States

Year
.
AQI


Annual AQI Trends

2025
19AQI
Overall Annual Percentage (%) change of AQI in (2025 to 2025)
NaN%
Rise (Worsened AQI)

Most & Least Polluted Months

Most PollutedApril, 202523AQI

Least PollutedMay, 202517AQI

* This data analysis is from year 2025 - 2025

United States's Metro Cities

Air Quality Index

Health Advice For People Living In

Centennial HS

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 Off
  • Car Filter
    Car FilterAdvisable
  • N95 Mask
    N95 MaskAdvisable
  • Stay Indoor
    Stay IndoorAdvisable


As per the current AQI, turn off the air purifier.

Get an Air Purifier

Prevent Health Problems: Understand Your Risks

Centennial HS

  • asthma due to air pollution in Centennial HSAsthma
  • heart due to air pollution in Centennial HSHeart Issues
  • allergy due to air pollution in Centennial HSAllergies
  • sinus due to air pollution in Centennial HSSinus
  • flu due to air pollution in Centennial HSCold/Flu
  • copd due to air pollution in Centennial HSChronic (COPD)
asthma due to air pollution in Centennial HS

Low Chances of Asthma

Asthma

Risk of Asthma symptoms is Low when AQI is Good (0-50)

Mild symptoms such as slight wheezing, occasional cough, and minor shortness of breath

Do's :

  • Keep track of air quality to plan outdoor activities safely.

  • Drink water to keep airways moist and reduce irritation.

  • Include non-allergenic fruits and vegetables that support overall lung health, like apples, pears, and spinach.

Don'ts :

  • Skip medications that is prescribed by your doctor.

  • Engage in outdoor activities in early morning during high pollen hours.

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.

Centennial HS's AQI Data Analytics Solutions

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aqi air quality app for Centennial HS
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Air Quality FAQs

at Centennial HS

Frequently Asked Questions About Air Quality

What is the current AQI level in Centennial HS?

The current real-time AQI level in Centennial HS is 14 (Good). This was last updated 02 Aug 2025, 12:40pm (Local Time).

When was the best AQI level in Centennial HS in the last 24 hours?

The best AQI level was 14 (Good) at 9:10 AM (Local Time) during the last 24 hours.

When was the worst AQI level in Centennial HS in the last 24 hours?

The worst AQI level was 21 (Good) at 4:10 PM, Aug 1, 2025 (Local Time) during the last 24 hours.

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

The AQI levels in Centennial HS remained stable over the last 24 hours as around 16.958333333333332 .

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

The air quality is satisfactory, and air pollution poses little or no risk. No special precautions are needed; enjoy outdoor activities freely.