Portland, Oregon Air Pollution: Real-time Air Quality Index (AQI)
| Current | Min | |
|---|---|---|
| PM2.5 AQI | 17 | 17 |
| O3 AQI | 0 | 0 |
| NO2 AQI | 2 | 1 |
| SO2 AQI | 2 | 2 |
What is air quality in Portland today?
Portland air quality index (AQI) forecast
| Day | Pollution level | Temperature |
|---|---|---|
| Today | Good 27 US AQI | 96.8°60.8° |
| Sunday, Aug 7 | Moderate 65 US AQI | 93.2°62.6° |
| Monday, Aug 8 | Good 38 US AQI | 91.4°62.6° |
| Tuesday, Aug 9 | Good 42 US AQI | 80.6°59° |
Does Portland have the worst air quality?
The air quality monitoring website IQAir.com, which ranks air pollution across nearly 100 cities internationally, elevated Portland Friday morning to its No. 1 position — as in the worst, with an overall air quality index of 239.
What city in Oregon has the cleanest air?
Scappoose
Real-time Oregon Cleanest city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Scappoose | 0 |
| 2 | West Haven-Sylvan | 0 |
| 3 | Vale | 1 |
| 4 | Ontario | 2 |
Does Portland Oregon have clean air?
Portland’s air currently meets all federal air quality health standards.
Where is the highest AQI?
Lahore, Pakistan
World major city air quality ranking
| # | city | US AQI |
|---|---|---|
| 1 | Lahore, Pakistan | 161 |
| 2 | Kuwait City, Kuwait | 158 |
| 3 | Santiago, Chile | 156 |
| 4 | Johannesburg, South Africa | 133 |
Does rain help air quality?
Studies have shown that rainfall can improve air quality. The larger the initial concentration of particulate matter, the better the rainfall cleaning effect is, and the clearer effect of PM10 is better than that of PM2.5 (Zhou et al., 2020).
Which city has the worst air quality in the world?
Air quality in the database is represented by the annual mean concentration of particulate matter (PM10 and PM2. 5, i.e. particles smaller than 10 or 2.5 micrometers, respectively).
List of most-polluted cities by particulate matter concentration.
| Position | 1 |
|---|---|
| Country | India |
| City/Town | Kanpur |
| Year | 2016 |
| PM2.5 | 173 |
Does Portland get wildfire smoke?
Along with the dangerous heat wave we’re currently in, Portland is now getting smoke from wildfires.
When was the smoke bad in Portland?
The worst wildfires typically occur in the months of June to September. During the 2020 wildfire season, wildfire smoke from California and Oregon reached Portland, and Portland air quality was the worst in the world that week, causing the state of Oregon to declare an emergency.
How healthy is Portland?
PORTLAND, Ore. – Portland is the third-healthiest city in the nation, according to a new study. The study from Wallethub looked at more than 180 of the largest U.S. across 44 key metrics, from the cost of medical visits to fruit and vegetable consumption. Portland came in third on the list.
Where is the cleanest air in USA?
Hawaii. Hawaii has an air quality index of 21.2, the cleanest average air in the U.S. This is well in the good air quality index range.
What city in the U.S. has the best air quality?
Cleanest Cities | State of the Air
| Asheville-Marion-Brevard, NC | asheville-marion-brevard-nc.html | 1 |
|---|---|---|
| St. George, UT | st-george-ut.html | 1 |
| Syracuse-Auburn, NY | syracuse-auburn-ny.html | 1 |
| Tuscaloosa, AL | tuscaloosa-al.html | 1 |
| Urban Honolulu, HI | urban-honolulu-hi.html | 1 |
Does Portland have smog?
The City of Portland, in Multnomah County, Oregon, has a population of 640,000. Oregon-registered drivers with vehicles that require testing and living in Portland must get their vehicles to pass a smog check.
Does Oregon have good air quality?
Oregon has been choked by some of the worst air quality in the world with such dense concentrations of tiny particles from wood smoke that it’s been considered unhealthy or even hazardous to breathe. And the new data shows it’s the worst ever recorded in Portland, Eugene, Bend, Medford and Klamath Falls.
What is the highest air quality number?
Think of the AQI as a yardstick that runs from 0 to 500. The higher the AQI value, the greater the level of air pollution and the greater the health concern. For example, an AQI value of 50 or below represents good air quality, while an AQI value over 300 represents hazardous air quality.
What is the cleanest state to live in?
1. California Cleanliness Score: 7.36
California is the cleanest state overall with a cleanliness score of 7.36.
What is the dirtiest city in the US?
(The Center Square) – Newark, New Jersey, according to a new analysis, is the dirtiest city in the country. According to the 2022 Dirtiest Cities in America rankings from LawnStarter, the Gateway City edged out Houston and Los Angeles to earn the distinction.
What state has worst air pollutants?
#1: California
California consistently ranks as the most polluted state in the country.
Why is air quality worse at night?
This is because, as the temperature drops during the nighttime hours, the atmosphere traps car emissions, CO2, and other pollutants in the house and down near the ground – and the effect is much worse if spaces inside the home are poorly ventilated.
Does snow help air quality?
After examining the chemical reactions that took place, the researchers discovered that snow was efficient at removing pollutant particles from the air. In fact, after just one hour, the snow’s concentration of chemicals from exhaust — such as benzene, toluene, ethylbenzene and xylenes — increased dramatically.