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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… |
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19 | 49767 | September 5, 2025 |
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PurpleAir Map Guide
This guide serves as a starting point for using the PurpleAir Map. In it, you’ll find information regarding using and interpreting the map. Map Marker Every PurpleAir sensor on the PurpleAir map will appear as a colo… |
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7 | 61002 | May 1, 2025 |
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Welcome to the PurpleAir Community
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0 | 1640 | August 27, 2021 |
| Why is California's air so polluted in the current PM2,5 map of 01/11/26 compared to the rest of the US? |
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1 | 39 | January 14, 2026 |
| Zen LEDs displaying a rainbow of colors |
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1 | 290 | January 7, 2026 |
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Power Consumption for Solar Calculations
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0 | 10 | January 6, 2026 |
| How best to compensate for Fog? |
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0 | 37 | January 2, 2026 |
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Flex A + B don't match each other or map. What's up?
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2 | 26 | January 2, 2026 |
| wired/Ethernet connection option still planned? |
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16 | 640 | January 2, 2026 |
| Unable to purchase API points in the developer portal |
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1 | 13 | December 31, 2025 |
| Schedule LED brightness |
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13 | 552 | December 30, 2025 |
| VOC of 450 - EPA of 0 |
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2 | 41 | December 30, 2025 |
| CO2 sensor |
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7 | 1321 | December 27, 2025 |
| Pa-ii-flex on 7.04 still has wifi connecting banner and thingspeak connections |
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0 | 21 | December 27, 2025 |
| Do sensors decline in accuracy |
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2 | 45 | December 24, 2025 |
| Air quality in Los Angeles since fires |
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0 | 8 | December 24, 2025 |
| Sensors (example: WAVERLY) report 0 when nearby ~100 |
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0 | 8 | December 21, 2025 |
| How to Calculate the US EPA PM2.5 AQI |
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11 | 5969 | December 20, 2025 |
| Change my user name |
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0 | 9 | December 20, 2025 |
| Air Quality Fluctuations |
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3 | 35 | December 19, 2025 |
| Sensor JSON Documentation |
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1 | 1672 | December 14, 2025 |
| Flex A + B Don't Match - Problem? |
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0 | 38 | December 13, 2025 |
| Cannot view any sensors |
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1 | 46 | December 3, 2025 |
| Reporter seeking interviews with PurpleAir owners in Clairton, Pa., area |
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0 | 20 | December 2, 2025 |
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Voltage converter needed?
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2 | 57 | November 29, 2025 |
| API Pricing |
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51 | 13680 | November 28, 2025 |
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High/low Data
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6 | 107 | November 27, 2025 |
| Widget not working on Wordpress site |
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1 | 39 | November 26, 2025 |
| Purple Air Sensor without WIFI |
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5 | 416 | November 24, 2025 |
| Please HIDE indoor sensors by default! |
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6 | 269 | November 22, 2025 |