PurpleAir Community

Topic	Replies	Views	Activity
PurpleAir Data Download Tool API This article is related to the PurpleAir API. If you are unfamiliar with it, check out our About the PurpleAir API page to get started. The PurpleAir Data Download Tool is an open-source tool for downloading PurpleAir…	18	57708	September 5, 2025
PurpleAir Map Guide Real-Time Map This guide introduces the PurpleAir map and helps you navigate its features with confidence. Whether you’re just getting started or need a quick refresher, it’s here to support your understanding. What You See on …	7	68168	May 1, 2025
Welcome to the PurpleAir Community	0	1773	August 27, 2021
US EPA Conversion: AQI 38; Woodsmoke: AQI 18. What's the "real" air quality? API	0	9	August 8, 2026
Sensor JSON Documentation Data	7	2091	August 7, 2026
Is there a field that returns data with US EPA pm2.5 conversion formula applied? API	16	2181	March 4, 2026
FreeAir - Android widgets for PurpleAir Community Projects	13	89	August 7, 2026
The New PurpleAir Website Announcements	0	38	August 6, 2026
Purple Air Data Analysis Community Projects	0	8	August 6, 2026
Discrepancy with Nearby Sensor Sensors	4	32	August 5, 2026
Have the EPA PM2.5 Breakpoints Changed?	2	62	August 4, 2026
Map is displaying incorrect value Real-Time Map	0	18	August 4, 2026
New Here – Need Help Getting Started General	2	210	August 4, 2026
Introduction Data	1	96	August 4, 2026
Support for Matter V1.2 User Experience	4	342	August 4, 2026
PA-II-Flex 7.04 Temp Press and Humidity Sensor not reporting	2	29	August 4, 2026
Replacement Parts Sought for 5 yr old PA-II Classic Troubleshooting	1	17	August 3, 2026
WiFi & Status Indicators Sensors	4	72	July 30, 2026
SD Card Overview Troubleshooting	1	443	July 30, 2026
Sensor light is red and is not reported on map, Worked yesterday	4	58	July 30, 2026
Can't create API Key API	2	131	July 30, 2026
Adding third party sensors to the map? Real-Time Map	1	50	July 29, 2026
Does PurpleAir have an app? Sensors	14	15588	July 29, 2026
Zen - 3 white one red Sensors	1	34	July 28, 2026
Position Ratings Clarification Real-Time Map	6	529	July 28, 2026
Do I need to clean the sensor?	4	96	July 26, 2026
On the Today tab, Today/Tonight/Tomorrow forecasts disappear when logged in User Experience	7	57	July 24, 2026
Can you turn wifi off? General	3	82	July 24, 2026
Sensor B is downgraded, but Sensor A is stuck at zero Sensors	2	39	July 23, 2026
Why are the 1-month and 1-year averages graph-only? Feedback	2	56	July 23, 2026

PurpleAir Data Download Tool

This article is related to the PurpleAir API. If you are unfamiliar with it, check out our About the PurpleAir API page to get started. The PurpleAir Data Download Tool is an open-source tool for downloading PurpleAir…

18

57708

September 5, 2025

PurpleAir Map Guide

Real-Time Map

This guide introduces the PurpleAir map and helps you navigate its features with confidence. Whether you’re just getting started or need a quick refresher, it’s here to support your understanding. What You See on …