Does Purple air have an app?

Paku is the best app for checking PurpleAir. View sensors on a map, filter by indoor or outdoor sensors, and choose from AQAndU or US EPA conversions. … Keep an eye on the AQI right in your Today View, with widgets that support showing AQI near you or a specific Purple Air sensor.

Does PurpleAir have a phone app?

Although PurpleAir currently does not have an app, there is a free iOS app called Local Haze which supports PurpleAir’s monitors. The app detects the nearest sensor to you and displays some basic data for the PM2. 5 concentration in real-time.

Can you download PurpleAir data?

From the PurpleAir map, click the download button in the bottom right corner after selecting an area of interest. Or click on a sensor on the PurpleAir map, then mouse over the ‘Get this widget’ link. A download link will then be displayed for that individual sensor.

What is PurpleAir?

PurpleAir is a community air monitoring system of PM (10, 2.5, 1.0) air pollution sensors. … PurpleAir sensors use a fan to draw air past a laser, causing reflections from particles in the air. These reflections are used to count particles in six sizes between 0.3 and 10 micrometers in diameter.

How do I use PurpleAir?

Connect PurpleAir sensors to a WiFi network
  1. On a WiFi enable device open the list of available WiFi networks.
  2. Connect to the sensor’s network “PurpleAir-xxxx”. …
  3. Depending on your operating system or device you may get a pop-up window or a message to sign into the network.

What is the best air quality app?

List of best Air Quality monitoring Apps
  • AirVisual. It is the key service in measuring, maintaining, and monitoring the air pollutants at the city level. …
  • Breezometer. The users can stay away from lousy air by merely installing the Breezometer. …
  • Plume Labs Air Quality. …
  • Sh**t! …
  • Air Matters.

What does Lrapa mean on PurpleAir?

LRAPA PurpleAir Monitor Correction Factor History. In 2017 Lane Regional Air Protection Agency (LRAPA) began investigating the idea of using low-cost particulate matter (PM) sensors to supplement our PM2. 5 monitoring network and as a possible tool for use by citizens concerned about the PM levels in their neighborhood …

How do I get a PurpleAir API key?

Documentation is at https://api.purpleair.com and please email [email protected] for keys if you want to play. It includes a cool “groups” feature where you can create your own lists of sensors that you are interested in.

Does PurpleAir have an API?

PurpleAir provides access to our real time data in a JSON format. … Accessing data directly from Thingspeak: Another way to get the data is to use ThingSpeak.com and to do this, you will need the API Key and channelID.

How accurate is PurpleAir?

Raw Purple Air data are about two times higher than the real values. We know this from placing Purple Air sensors at our regulatory monitors and comparing measurements. There are two important considerations when looking at Purple Air data to ensure the data is accurate: The data need to be calibrated.

What city has the worst air quality?

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

Why are PurpleAir and AirNow so different?

So, what’s the deal? Broadly put, PurpleAir provides more localized, more current and less accurate readings than AirNow. … PurpleAir readings and those from government sensors like the ones maintained by the Bay Area Air Quality Management District differ in several key ways: speed, accuracy and placement.

How long do PurpleAir sensors last?

The sensor is yours to keep! We ask that the sensor be installed for at least two years but we would appreciate it if you could keep the sensor plugged in for as long as possible.


How do you connect PurpleAir?

Registering your sensor on the PurpleAir map
  1. Go to www.purpleair.com/register.
  2. Enter the sensor’s Device-ID exactly as printed on the sensor’s label.
  3. Enter the associated email address, which is usually the email that was used to purchase the sensor. …
  4. Complete the rest of the registration form.

What AQI is unhealthy?

An AQI over 150 is considered unhealthy for the general population. AQI over 101 can be unhealthy for sensitive groups and some workers with asthma and other conditions may feel unhealthy when the AQI is below 150.

Which PurpleAir conversion should I use?

If you want the most up-to-date AQI measurements, I’d recommend using Purple Air with AQandU enabled. Once the EPA conversion factor is available on PurpleAir I’d use that instead.