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About the Data category
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3
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8452
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July 9, 2024
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Why is EPA PM2.5 AQI so far off from the official airnow measurement?
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6
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1990
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June 17, 2025
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Definitions for different particle size ranges
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1
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180
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June 17, 2025
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Contradictory cf Information in API Docs
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1
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48
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June 17, 2025
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Higher Logging Rate on the SD Card
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8
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1153
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June 16, 2025
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Low Income Housing ( Air Quality)
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3
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128
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June 9, 2025
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Issue with PurpleAir Group – Sensors Disappeared After API Call
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3
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49
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June 6, 2025
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PurpleAir Download Tool
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2
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88
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June 4, 2025
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What Does it Mean to Archive a PurpleAir Sensor?
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1
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1575
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June 4, 2025
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Setting Up the PurpleAir Data Download Tool
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0
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6151
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June 15, 2023
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Sensor metadata for particular sensor ID
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1
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37
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May 17, 2025
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Gas variable and ozone
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7
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105
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May 17, 2025
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How can I identify which PurpleAir sensors recorded data during the Palisades Fire (Jan 7–31, 2025)
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1
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36
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May 17, 2025
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Logging rate on SD card (PUrple Air Zen)
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2
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63
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May 7, 2025
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Understanding PurpleAir Serial Output
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0
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1742
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January 11, 2023
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PurpleAir Data Migration to BigQuery and a New API
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9
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2056
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April 28, 2025
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Sensor correction request
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3
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49
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April 25, 2025
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The PurpleAir Utility
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19
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9898
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April 8, 2025
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Changing Logging Interval on Purple Air Classic Plus
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0
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35
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April 4, 2025
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All time data request
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3
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190
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March 23, 2025
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What is the Difference Between CF=1, ATM, and ALT?
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23
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5334
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March 22, 2025
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Making API Calls with the PurpleAir API
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18
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66586
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March 20, 2025
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API data varies from Local Data
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3
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88
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March 15, 2025
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Managing missing files from the SD card
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1
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19
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March 13, 2025
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Locating VOC data from Zen SD CSV Files
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1
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30
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March 13, 2025
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View Sensor Data Locally Over WiFi (JSON Data)
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0
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3010
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August 4, 2023
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ExactAQ Air Forecast Map
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0
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464
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August 18, 2023
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Download Data with the Sensor Data Download Tool
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0
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6644
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March 16, 2022
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Data request for 2024!
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3
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135
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March 4, 2025
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PurpleAir data file problem
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4
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103
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March 1, 2025
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