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Portland Air Quality Index (AQI) | Air Pollution

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

Last Updated: 2025-01-25 12:13:50 PM

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Live AQI
22
Air Quality is
Good
pm10 :  16 µg/m³
PM2.5 :  4 µg/m³
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
250
Hazardous
300+
good aqi level in Portland


Map

Portland

Major Air Pollutants

Portland

AQI Graph

Historical Air Quality Data

Portland

Portland

AQI Trends - Annual Air Quality Changes

Portland, Maine, United States

AQI
.
Mar. 2020YearJan. 2025


Annual AQI Trends

2020
35AQI
2021
29AQI
-17%
Fall
2022
27AQI
-7%
Fall
2023
25AQI
-7%
Fall
2024
23AQI
-8%
Fall
2025
33AQI
43%
Rise
Overall Annual Percentage (%) change of AQI in (2020 to 2025)
1%
Rise (Worsened AQI)

Most & Least Polluted Years

Most PollutedSeptember, 202093AQI

Least PollutedMay, 202216AQI

* This data analysis is from year 2020 - 2025

Portland's Locations

Real-time Air Pollution Level

Location
Status
AQI
PM2.5(µg/m³)
PM10(µg/m³)
Temp.(°C)
Humi.(%)
Deering Oaks
Good
22
4
16
-6
53
Portland Deering Oaks
Good
22
4
16
-6
53

United States's Metro Cities

Air Quality Index

Health Advice For People Living In

Portland

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


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

Portland

  • asthma due to air pollution in PortlandAsthma
  • heart due to air pollution in PortlandHeart Issues
  • allergy due to air pollution in PortlandAllergies
  • sinus due to air pollution in PortlandSinus
  • flu due to air pollution in PortlandCold/Flu
  • copd due to air pollution in PortlandChronic (COPD)
asthma due to air pollution in Portland

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.

Most Polluted Cities 2025

United States

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

Portland'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 Portland
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 Portland

Frequently Asked Questions About Air Quality

What is the current AQI level in Portland?

The current real-time AQI level in Portland is 22 (Good). This was last updated 2025-01-25 12:13:50 PM.

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

The best AQI level was 29 (Good) at 5:13 PM, Jan. 24, 2025 during the last 24 hours.

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

The worst AQI level was 55 (Moderate) at 2:13 AM during the last 24 hours.

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

The AQI levels in Portland have been fluctuating throughout the last 24 hours. The levels have increased by highest 55 at 2:13 AM, lowest 29 at 5:13 PM, Jan. 24, 2025.

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

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