PurpleAir Blog | Making Air Quality Accessible For All
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Air Quality Alerts App
Airwyn is a free app that allows you to monitor your PurpleAir sensor and supports AQI conversion formulas from US EPA, LRAPA, and AQandU. It will also send you alerts whenever the air quality improves or worsens. If you do not own a PurpleAir sensor, don't worry! Airwyn can also track and receive alerts from a close-by PurpleAir or AirNow sensor. -
US Air Quality Fact Sheet 2023
While studies show that air quality in the US is significantly better than it was 50 years ago, the World Health Organization (WHO) is updating its standards of what acceptable air quality is.
With the WHO’s new safety guidelines of no more than 5 µg/m³ of particulate pollution, it seems that the vast majority of Americans (~97%) are at risk of unsafe levels of air pollution.
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Protect Your Family from Wildfire Smoke: Create a Clean Room
Pollution can enter your home in many ways and for various reasons. Wildfire smoke is one of the most recurrent reasons in areas where wildfires are frequent. To prevent you and your family from breathing polluted air, creating a “clean room” is a common practice. -
Effects of Air Pollution During Infancy
The study states that the increased stress on children’s bodies caused by air pollution can contribute to a host of health problems, such as a higher risk of lung function development, asthma, and other respiratory illnesses[2]. One of the main culprits contributing to these risks is the concentration of Particulate Matter (PM) in our ambient environment. -
Update 2022: Air Quality Life Index (AQLI)
The Energy Policy Institute at the University of Chicago released an update to the Air Quality Life Index earlier in 2022, bringing us new insights into the air quality around the world. -
What are R2 values in Air Quality?
Recognizing the benefits and challenges of having low-cost sensors widely available, South Coast AQMD is helping to assess the wide range of performance from these sensors through their AQ-SPEC program. Accurate sensors "significantly augment and improve current ambient air monitoring capabilities that now predominantly rely on more sophisticated and expensive fixed-site federal-reference monitoring devices and methods." -
Wildfires in the News: Biggest Wildfires And Their Impact
The NOAA reports that wildfires have burned over 3.9 million acres from January to June 2022, the second-highest amount on record. July continues the trend, from the blaze across Yosemite National Park in California to others hitting the USA. We review some of the headlines from July that have had the most significant impact on the environment and local air quality. -
Indoor vs Outdoor Air Quality – What’s the Difference?
Thanks to modern indoor and outdoor air quality monitors, you can quickly compare air quality around you to make the best decision for your home or office.
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Fireworks Today – Can We Do Better?
There's no doubt that large, night-sky-filled fireworks are dramatic and thrilling. From the immense splashes of colors streaking across the sky to the booms of massive explosions that send sparkles in all directions, fireworks have a unique place in people's hearts. For many, celebrations like 4th of July just feel right if they're capped with dramatic fireworks that get the heart racing. But is that enough? Is the cost too high? Let's see if we can do better. -
Why Does 'Particulate Matter' Matter?
For nations in the Northern Hemisphere, we can expect July and August to be the hottest and driest months. Fire danger warnings increase and vast areas become vulnerable to wildfires. This can mean heavy smoke and smog, and here are three reports we should remember as we plan our activities. -
Summer Air Quality: How You Can Be Prepared
Across Western US states, the warmer weather can open the landscape to wildfire risks. Make sure you know what’s happening with your air quality.
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Understanding Air Quality: PurpleAir Empowers Community Science
Learn our in-house rules to guide our editorial decisions. From academic research to work from local communities & governments, we share research projects and community science initiatives.
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