# Latest **URL:** https://community.purpleair.com/latest.md?page=1 [Latest](https://community.purpleair.com/latest.md) · [Categories](https://community.purpleair.com/categories.md) **Page:** 2 --- ## [New Here – Need Help Getting Started](https://community.purpleair.com/t/new-here-need-help-getting-started/22184)
**Author:** [@gumalay56](https://community.purpleair.com/u/gumalay56)\ **Replies:** 2\ **Last updated:** [August 4, 2026, 4:21am UTC](https://community.purpleair.com/t/new-here-need-help-getting-started/22184 "2026-08-04T04:21:18Z")
Hi everyone, I am new to the PurpleAir Community and just starting to explore how everything works here. I recently came across PurpleAir and I am really interested in learning more about the sensors, how to read the da… --- ## [Introduction](https://community.purpleair.com/t/introduction/22203)
**Author:** [@willamson](https://community.purpleair.com/u/willamson)\ **Replies:** 1\ **Last updated:** [August 4, 2026, 4:15am UTC](https://community.purpleair.com/t/introduction/22203 "2026-08-04T04:15:27Z")
I am new here and looking for some guidance to start, Please help me --- ## [Support for Matter V1.2](https://community.purpleair.com/t/support-for-matter-v1-2/7020)
**Author:** [@siobhanellis](https://community.purpleair.com/u/siobhanellis)\ **Replies:** 4\ **Last updated:** [August 4, 2026, 3:50am UTC](https://community.purpleair.com/t/support-for-matter-v1-2/7020 "2026-08-04T03:50:33Z")
Matter V1.2 is now released and there is support for Air Quality Sensors. Any interest from PurpleAir to support the standard? --- ## [PA-II-Flex 7.04 Temp Press and Humidity Sensor not reporting](https://community.purpleair.com/t/pa-ii-flex-7-04-temp-press-and-humidity-sensor-not-reporting/22852)
**Author:** [@RosieCreek](https://community.purpleair.com/u/RosieCreek)\ **Replies:** 2\ **Last updated:** [August 4, 2026, 1:24am UTC](https://community.purpleair.com/t/pa-ii-flex-7-04-temp-press-and-humidity-sensor-not-reporting/22852 "2026-08-04T01:24:31Z")
My BME Sensor which is not reporting any data. I have a second PA-II which is reporting properly and I have interchanged the Sensors between the two. The BME Sensor from the PA-II-Flex works in the second PA-II so the pr… --- ## [Replacement Parts Sought for 5 yr old PA-II Classic](https://community.purpleair.com/t/replacement-parts-sought-for-5-yr-old-pa-ii-classic/22855)
**Author:** [@Mike\_Cullen](https://community.purpleair.com/u/Mike_Cullen)\ **Replies:** 1\ **Last updated:** [August 3, 2026, 10:06pm UTC](https://community.purpleair.com/t/replacement-parts-sought-for-5-yr-old-pa-ii-classic/22855 "2026-08-03T22:06:32Z")
Our venerable PA-II unit has died in our coastal zone, but I’d like to try to give it a second life, if possible. Symptoms: Red LED on; 3.3 v present on control board; board looks clean no WiFi present one fan spinnin… --- ## [WiFi & Status Indicators](https://community.purpleair.com/t/wifi-status-indicators/22812)
**Author:** [@davidi](https://community.purpleair.com/u/davidi)\ **Replies:** 4\ **Last updated:** [July 30, 2026, 11:38pm UTC](https://community.purpleair.com/t/wifi-status-indicators/22812 "2026-07-30T23:38:52Z")
Hello everyone! I’m hoping someone can help me solve this. I have a PurpleAir Flex Sensor and my WiFi Connected status always stays orange and never changes to green. Sometimes I’ll see it grey colored. In the bottom-le… --- ## [SD Card Overview](https://community.purpleair.com/t/sd-card-overview/22502)
**Author:** [@PurpleAir](https://community.purpleair.com/u/PurpleAir)\ **Replies:** 1\ **Last updated:** [July 30, 2026, 7:26pm UTC](https://community.purpleair.com/t/sd-card-overview/22502 "2026-07-30T19:26:44Z")
PurpleAir sensors with SD logging capability (Classic and Classic Plus with SD capability, which both come with a microSD card, and Flex and Zen sensors) can record air quality data directly to a microSD card, providin… --- ## [Sensor light is red and is not reported on map, Worked yesterday](https://community.purpleair.com/t/sensor-light-is-red-and-is-not-reported-on-map-worked-yesterday/22815)
**Author:** [@7.09.2025](https://community.purpleair.com/u/7.09.2025)\ **Replies:** 4\ **Last updated:** [July 30, 2026, 11:41am UTC](https://community.purpleair.com/t/sensor-light-is-red-and-is-not-reported-on-map-worked-yesterday/22815 "2026-07-30T11:41:42Z")
Just hooked up my sensor a few days ago and it has been on map until this morning. Light is red. Unplugged it and plugged it back in but it still is not reporting. --- ## [Can't create API Key](https://community.purpleair.com/t/cant-create-api-key/22619)
**Author:** [@cchopper123](https://community.purpleair.com/u/cchopper123)\ **Replies:** 2\ **Last updated:** [July 30, 2026, 12:55am UTC](https://community.purpleair.com/t/cant-create-api-key/22619 "2026-07-30T00:55:31Z")
I can’t create an API Key. It says I am missing my last name but I already updated it. --- ## [Adding third party sensors to the map?](https://community.purpleair.com/t/adding-third-party-sensors-to-the-map/22844)
**Author:** [@tambreet](https://community.purpleair.com/u/tambreet)\ **Replies:** 1\ **Last updated:** [July 29, 2026, 8:49pm UTC](https://community.purpleair.com/t/adding-third-party-sensors-to-the-map/22844 "2026-07-29T20:49:16Z")
We have a high quality third party sensor (not from Purple Air) and love the map and would like to be able to add it there. Is that possible or does the map have only sensors from Purple? Thanks! --- ## [Does PurpleAir have an app?](https://community.purpleair.com/t/does-purpleair-have-an-app/987)
**Author:** [@PurpleAir](https://community.purpleair.com/u/PurpleAir)\ **Replies:** 14\ **Last updated:** [July 29, 2026, 6:04pm UTC](https://community.purpleair.com/t/does-purpleair-have-an-app/987 "2026-07-29T18:04:37Z")
PurpleAir’s Real-Time Map is a Progressive Web App (PWA) which can be installed on Android, IOS and desktop devices. Look for the “Add to Desktop” options on your phone or the install button in your web browser. Below a… --- ## [Zen - 3 white one red](https://community.purpleair.com/t/zen-3-white-one-red/22842)
**Author:** [@CIT](https://community.purpleair.com/u/CIT)\ **Replies:** 1\ **Last updated:** [July 28, 2026, 7:39pm UTC](https://community.purpleair.com/t/zen-3-white-one-red/22842 "2026-07-28T19:39:18Z")
Any idea what’s going on with this sensor? Is it an error code? --- ## [Position Ratings Clarification](https://community.purpleair.com/t/position-ratings-clarification/6987)
**Author:** [@Facts\_Really\_Matter](https://community.purpleair.com/u/Facts_Really_Matter)\ **Replies:** 6\ **Last updated:** [July 28, 2026, 6:43pm UTC](https://community.purpleair.com/t/position-ratings-clarification/6987 "2026-07-28T18:43:49Z")
Many of the sensors near me show a Zero for ‘Position Rating’, but I can not find any more info about what exactly determines the ‘Position Rating’. Can someone elaborate on the exact parameters used to determine this ?… --- ## [Do I need to clean the sensor?](https://community.purpleair.com/t/do-i-need-to-clean-the-sensor/22819)
**Author:** [@wooper](https://community.purpleair.com/u/wooper)\ **Replies:** 4\ **Last updated:** [July 26, 2026, 6:38pm UTC](https://community.purpleair.com/t/do-i-need-to-clean-the-sensor/22819 "2026-07-26T18:38:34Z")
PA-II, about 3 years old now. Is this considered a big discrepancy in sensors that I should do I thorough cleaning on? I did try vacuuming and using air to blow it out but not much has changed in terms of AQI value/di… --- ## [On the Today tab, Today/Tonight/Tomorrow forecasts disappear when logged in](https://community.purpleair.com/t/on-the-today-tab-today-tonight-tomorrow-forecasts-disappear-when-logged-in/22539)
**Author:** [@rickhantz](https://community.purpleair.com/u/rickhantz)\ **Replies:** 7\ **Last updated:** [July 24, 2026, 12:35am UTC](https://community.purpleair.com/t/on-the-today-tab-today-tonight-tomorrow-forecasts-disappear-when-logged-in/22539 "2026-07-24T00:35:22Z")
Happens most of the time. When logged out, they always appear. Workaround: When logged in, create a separate tab in the browser for each location. When all locations selected. Log out Painful Website bug. Happens on E… --- ## [Can you turn wifi off?](https://community.purpleair.com/t/can-you-turn-wifi-off/22562)
**Author:** [@Jaykay](https://community.purpleair.com/u/Jaykay)\ **Replies:** 3\ **Last updated:** [July 24, 2026, 12:35am UTC](https://community.purpleair.com/t/can-you-turn-wifi-off/22562 "2026-07-24T00:35:10Z")
Is there a way to turn the WiFi off when desired while unit is plugged in? Thx! --- ## [Sensor B is downgraded, but Sensor A is stuck at zero](https://community.purpleair.com/t/sensor-b-is-downgraded-but-sensor-a-is-stuck-at-zero/22816)
**Author:** [@Gordon](https://community.purpleair.com/u/Gordon)\ **Replies:** 2\ **Last updated:** [July 23, 2026, 11:23pm UTC](https://community.purpleair.com/t/sensor-b-is-downgraded-but-sensor-a-is-stuck-at-zero/22816 "2026-07-23T23:23:35Z")
--- ## [Why are the 1-month and 1-year averages graph-only?](https://community.purpleair.com/t/why-are-the-1-month-and-1-year-averages-graph-only/11541)
**Author:** [@alecgargett](https://community.purpleair.com/u/alecgargett)\ **Replies:** 2\ **Last updated:** [July 23, 2026, 11:12pm UTC](https://community.purpleair.com/t/why-are-the-1-month-and-1-year-averages-graph-only/11541 "2026-07-23T23:12:36Z")
Is there a technical reason why the 1-month and 1-year averages are graph-only? It’d be useful to see them on the graph to account for season variation when comparing long-term averages in different places. --- ## [Widget URL issue](https://community.purpleair.com/t/widget-url-issue/22800)
**Author:** [@CrystalCave](https://community.purpleair.com/u/CrystalCave)\ **Replies:** 1\ **Last updated:** [July 23, 2026, 11:05pm UTC](https://community.purpleair.com/t/widget-url-issue/22800 "2026-07-23T23:05:30Z")
We are having an issue where, on the widget, the link in the widget, to see the data on the PurpleAir map, isn’t working. (it use to work). Now the URL is showing the IP of the webpage that the widget is on (in this case… --- ## [Automated Alerts for Wildifire Smoke](https://community.purpleair.com/t/automated-alerts-for-wildifire-smoke/22821)
**Author:** [@Dover\_Renaldi](https://community.purpleair.com/u/Dover_Renaldi)\ **Replies:** 0\ **Last updated:** [July 21, 2026, 7:27pm UTC](https://community.purpleair.com/t/automated-alerts-for-wildifire-smoke/22821 "2026-07-21T19:27:25Z")
Hi, just wanted to share how I used Microsoft PowerAutomate to create automated alerts from our PurpleAir sensors for PM2.5 and Temperature. Our concern is wildfire smoke exposure and also indoor high temps. Here’s a li… --- ## [Paku app not working](https://community.purpleair.com/t/paku-app-not-working/22805)
**Author:** [@KAT1](https://community.purpleair.com/u/KAT1)\ **Replies:** 2\ **Last updated:** [July 18, 2026, 1:15pm UTC](https://community.purpleair.com/t/paku-app-not-working/22805 "2026-07-18T13:15:03Z")
There’s horrible air quality spilling into the middle of the country right now, and the Paku app will not work. It started acting up last night now this morning. The app has all grayed out sensors, except for the permane… --- ## [Map is blank](https://community.purpleair.com/t/map-is-blank/22814)
**Author:** [@Bonobon](https://community.purpleair.com/u/Bonobon)\ **Replies:** 1\ **Last updated:** [July 18, 2026, 1:26am UTC](https://community.purpleair.com/t/map-is-blank/22814 "2026-07-18T01:26:31Z")
I don’t see any sensors reporting in Seattle. There are usually a lot of them. The map is blank. I deleted my browser cache; no change. --- ## [Home Assistant / API key access to private sensor](https://community.purpleair.com/t/home-assistant-api-key-access-to-private-sensor/11508)
**Author:** [@ptr727](https://community.purpleair.com/u/ptr727)\ **Replies:** 3\ **Last updated:** [July 17, 2026, 7:19pm UTC](https://community.purpleair.com/t/home-assistant-api-key-access-to-private-sensor/11508 "2026-07-17T19:19:51Z")
Hi, long time user of HA and PurpleAir (custom integration and now native). I have an indoor and outdoor sensor, during the LA fires my neighbors found my sensors through the map, and expressed confusion why my (indoor)… --- ## [Invalid API Read Key](https://community.purpleair.com/t/invalid-api-read-key/22804)
**Author:** [@PaulMykolajtchuk](https://community.purpleair.com/u/PaulMykolajtchuk)\ **Replies:** 1\ **Last updated:** [July 16, 2026, 10:23pm UTC](https://community.purpleair.com/t/invalid-api-read-key/22804 "2026-07-16T22:23:08Z")
Good morning all, Currently am attempting to create an API read key in order to access historical data. However, when a new read key is created & enabled, I am getting 403 errors, & a warning label on the Data Download … --- ## [TSP from serial data](https://community.purpleair.com/t/tsp-from-serial-data/22813)
**Author:** [@Hector\_Rodriguez](https://community.purpleair.com/u/Hector_Rodriguez)\ **Replies:** 0\ **Last updated:** [July 16, 2026, 10:12pm UTC](https://community.purpleair.com/t/tsp-from-serial-data/22813 "2026-07-16T22:12:19Z")
Hello, it´s possible to got TSP concentrations from the serial connection of the sensors? --- ## [Changing location](https://community.purpleair.com/t/changing-location/22806)
**Author:** [@EJONES](https://community.purpleair.com/u/EJONES)\ **Replies:** 1\ **Last updated:** [July 16, 2026, 10:03pm UTC](https://community.purpleair.com/t/changing-location/22806 "2026-07-16T22:03:58Z")
How do I change the location of a sensor on themap ? --- ## [Sensor A is downgraded, but Sensor B is stuck at zero](https://community.purpleair.com/t/sensor-a-is-downgraded-but-sensor-b-is-stuck-at-zero/21943)
**Author:** [@Gordon](https://community.purpleair.com/u/Gordon)\ **Replies:** 5\ **Last updated:** [July 15, 2026, 10:08pm UTC](https://community.purpleair.com/t/sensor-a-is-downgraded-but-sensor-b-is-stuck-at-zero/21943 "2026-07-15T22:08:04Z")
--- ## [Historic Data API Pull and Missing Fields](https://community.purpleair.com/t/historic-data-api-pull-and-missing-fields/22796)
**Author:** [@DanRamage](https://community.purpleair.com/u/DanRamage)\ **Replies:** 0\ **Last updated:** [July 12, 2026, 2:49pm UTC](https://community.purpleair.com/t/historic-data-api-pull-and-missing-fields/22796 "2026-07-12T14:49:30Z")
As documented in the API all the fields are not available in the history pull. Why aren’t the confidence and channel\_flags available? If there was an issue, how would I determine that in the history data? --- ## [Historical API endpoint - bulk downloads](https://community.purpleair.com/t/historical-api-endpoint-bulk-downloads/22594)
**Author:** [@qdmchenry](https://community.purpleair.com/u/qdmchenry)\ **Replies:** 2\ **Last updated:** [July 6, 2026, 6:41pm UTC](https://community.purpleair.com/t/historical-api-endpoint-bulk-downloads/22594 "2026-07-06T18:41:11Z")
Is there any way to get around the requirement of a single sensor index for the historic endpoint? I am hoping for something similar to the bounding box feature of the regular sensors endpoint. This does not need to be a… --- ## [5 year old PA-II repairable?](https://community.purpleair.com/t/5-year-old-pa-ii-repairable/2251)
**Author:** [@cjohlandt](https://community.purpleair.com/u/cjohlandt)\ **Replies:** 11\ **Last updated:** [July 1, 2026, 5:55am UTC](https://community.purpleair.com/t/5-year-old-pa-ii-repairable/2251 "2026-07-01T05:55:30Z")
Hello. I’ve been running a PurpleAir PA-II for over 5 years. About a week ago, it stopped reporting and was no longer visible on my WiFi. I unplugged it for a few minutes and reconnected. It’s now active again, but r… [Previous page](https://community.purpleair.com/latest.md) [Next page](https://community.purpleair.com/latest.md?page=2)