# Real-Time Map **URL:** https://community.purpleair.com/c/real-time-map/11.md [Latest](https://community.purpleair.com/latest.md) · [Categories](https://community.purpleair.com/categories.md) --- ## [PurpleAir Map Guide](https://community.purpleair.com/t/purpleair-map-guide/90)
**Author:** [@PurpleAir](https://community.purpleair.com/u/PurpleAir)\ **Replies:** 7\ **Last updated:** [May 1, 2025, 4:53pm UTC](https://community.purpleair.com/t/purpleair-map-guide/90 "2025-05-01T16:53:31Z")
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 … --- ## [About the Real-Time Map Category](https://community.purpleair.com/t/about-the-real-time-map-category/75)
**Author:** [@PurpleAir](https://community.purpleair.com/u/PurpleAir)\ **Replies:** 0\ **Last updated:** [October 12, 2021, 11:33pm UTC](https://community.purpleair.com/t/about-the-real-time-map-category/75 "2021-10-12T23:33:04Z")
This category will guide you through the basics of the PurpleAir Real-time Map. Whether you own a sensor or not, the map provides useful data for your consideration. If you can’t find an answer to your question, please a… --- ## [Map is down?](https://community.purpleair.com/t/map-is-down/22909)
**Author:** [@vaultsurveyor](https://community.purpleair.com/u/vaultsurveyor)\ **Replies:** 2\ **Last updated:** [September 8, 2026, 7:25pm UTC](https://community.purpleair.com/t/map-is-down/22909 "2026-09-08T19:25:15Z")
Seems like all sensors are gray at the moment. Edit: resolved about an hour or two later. --- ## [Sensor correction request - or exclude?](https://community.purpleair.com/t/sensor-correction-request-or-exclude/22884)
**Author:** [@beewang](https://community.purpleair.com/u/beewang)\ **Replies:** 1\ **Last updated:** [September 1, 2026, 7:25pm UTC](https://community.purpleair.com/t/sensor-correction-request-or-exclude/22884 "2026-09-01T19:25:57Z")
There is a sensor near mine that is clearly erroneous - AQI is 3000+ most of the time. Can this be corrected or can I manually exclude it from my real time map? It’s called Swiss Ln --- ## [Map is displaying incorrect value](https://community.purpleair.com/t/map-is-displaying-incorrect-value/22864)
**Author:** [@Caprichoso](https://community.purpleair.com/u/Caprichoso)\ **Replies:** 0\ **Last updated:** [August 4, 2026, 5:45am UTC](https://community.purpleair.com/t/map-is-displaying-incorrect-value/22864 "2026-08-04T05:45:08Z")
My PurpleAir PA-II-SD × 1 outdoor sensor wasn’t working for a while due to a failed power supply. Replaced the power supply and now it is showing 0 on the map. When I click on it on the map the graph is showing complet… --- ## [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! --- ## [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 ?… --- ## [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… --- ## [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. --- ## [View Your Sensor on the Map](https://community.purpleair.com/t/view-your-sensor-on-the-map/3149)
**Author:** [@PurpleAir](https://community.purpleair.com/u/PurpleAir)\ **Replies:** 7\ **Last updated:** [June 25, 2026, 1:28am UTC](https://community.purpleair.com/t/view-your-sensor-on-the-map/3149 "2026-06-25T01:28:13Z")
Once your sensor has been registered and configured to WiFi, it will appear on the PurpleAir map. If the sensor is registered as public, you can visit the PurpleAir map and find the location it was registered at. You ca… --- ## [Map web site broken](https://community.purpleair.com/t/map-web-site-broken/22703)
**Author:** [@Larry\_Blair](https://community.purpleair.com/u/Larry_Blair)\ **Replies:** 1\ **Last updated:** [June 5, 2026, 4:27am UTC](https://community.purpleair.com/t/map-web-site-broken/22703 "2026-06-05T04:27:38Z")
Error occured Uncaught Error: Failed to initialize WebGL. https://map.purpleair.com/pa.map.3.1.6.modern.js line 2, column 445750 --- ## [Does anyone else think it is confusing and useless to display other people's INDOOR sensors on the map?](https://community.purpleair.com/t/does-anyone-else-think-it-is-confusing-and-useless-to-display-other-peoples-indoor-sensors-on-the-map/22504)
**Author:** [@agentkirkwood](https://community.purpleair.com/u/agentkirkwood)\ **Replies:** 2\ **Last updated:** [January 26, 2026, 5:15pm UTC](https://community.purpleair.com/t/does-anyone-else-think-it-is-confusing-and-useless-to-display-other-peoples-indoor-sensors-on-the-map/22504 "2026-01-26T17:15:32Z")
I personally have zero interest in what other people’s indoor air quality is, and am consistently confused by the lower measures on the map until I remember to filter them out – why is this information not filtered out b… --- ## [Why is California's air so polluted in the current PM2,5 map of 01/11/26 compared to the rest of the US?](https://community.purpleair.com/t/why-is-californias-air-so-polluted-in-the-current-pm2-5-map-of-01-11-26-compared-to-the-rest-of-the-us/22487)
**Author:** [@CleanAirinGreece](https://community.purpleair.com/u/CleanAirinGreece)\ **Replies:** 4\ **Last updated:** [January 22, 2026, 1:47am UTC](https://community.purpleair.com/t/why-is-californias-air-so-polluted-in-the-current-pm2-5-map-of-01-11-26-compared-to-the-rest-of-the-us/22487 "2026-01-22T01:47:45Z")
--- ## [Please HIDE indoor sensors by default!](https://community.purpleair.com/t/please-hide-indoor-sensors-by-default/11125)
**Author:** [@mod47918347](https://community.purpleair.com/u/mod47918347)\ **Replies:** 6\ **Last updated:** [November 22, 2025, 4:02pm UTC](https://community.purpleair.com/t/please-hide-indoor-sensors-by-default/11125 "2025-11-22T16:02:12Z")
By default ALL (outdoor & indoor) sensors are displayed. When looking at a map of a large area, indoor sensors only add noise and are skewing a “big picture” view of the area… Why would anyone care about INDOOR air quali… --- ## [Sensor appearing on map?](https://community.purpleair.com/t/sensor-appearing-on-map/22320)
**Author:** [@Chris\_Kimball](https://community.purpleair.com/u/Chris_Kimball)\ **Replies:** 1\ **Last updated:** [November 7, 2025, 5:05pm UTC](https://community.purpleair.com/t/sensor-appearing-on-map/22320 "2025-11-07T17:05:39Z")
I just re-registered my sensor. How long does it take to appear on the real-time map? --- ## [PurpleAir Data Calibrations](https://community.purpleair.com/t/purpleair-data-calibrations/103)
**Author:** [@PurpleAir](https://community.purpleair.com/u/PurpleAir)\ **Replies:** 2\ **Last updated:** [July 24, 2024, 3:13pm UTC](https://community.purpleair.com/t/purpleair-data-calibrations/103 "2024-07-24T15:13:04Z")
On the PurpleAir Map, the “Apply conversion” setting determines which calibration formula is applied to sensor data. The default selection is “No,” which means that no calibration is applied—you see raw, uncalibrated dat… --- ## [Difference in Graph and Map Marker Data](https://community.purpleair.com/t/difference-in-graph-and-map-marker-data/2262)
**Author:** [@PurpleAir](https://community.purpleair.com/u/PurpleAir)\ **Replies:** 0\ **Last updated:** [October 10, 2022, 9:00pm UTC](https://community.purpleair.com/t/difference-in-graph-and-map-marker-data/2262 "2022-10-10T21:00:00Z")
Overview While using the PurpleAir map, you may notice that the values on the graph do not match those on the Map Markers. Data shown on the graph always uses a true average. However, map markers will show either real-ti… --- ## [Progressive web app not working on iPad](https://community.purpleair.com/t/progressive-web-app-not-working-on-ipad/22243)
**Author:** [@Sam\_Leffler](https://community.purpleair.com/u/Sam_Leffler)\ **Replies:** 3\ **Last updated:** [August 29, 2025, 10:17pm UTC](https://community.purpleair.com/t/progressive-web-app-not-working-on-ipad/22243 "2025-08-29T22:17:15Z")
I’ve used a desktop shortcut to the real-time map for a long time on various devices (phones, ipad, laptops). From my ipad this invokes the progressive web app (PWA) that has worked under both safari and chrome. Several … --- ## [Can't log in?](https://community.purpleair.com/t/cant-log-in/22307)
**Author:** [@JetForMe](https://community.purpleair.com/u/JetForMe)\ **Replies:** 0\ **Last updated:** [August 28, 2025, 4:07am UTC](https://community.purpleair.com/t/cant-log-in/22307 "2025-08-28T04:07:34Z")
When I click the little person icon, it just reloads the map. I’ve deleted cookies, but it had no effect. I’ve had an account for many years. I can see my devices on the map, but I can’t log in. If I try to do the same o… --- ## [Widgets Not Working](https://community.purpleair.com/t/widgets-not-working/10597)
**Author:** [@StormChaser45662](https://community.purpleair.com/u/StormChaser45662)\ **Replies:** 21\ **Last updated:** [July 24, 2025, 3:53pm UTC](https://community.purpleair.com/t/widgets-not-working/10597 "2025-07-24T15:53:21Z")
Why aren’t the widgets working on my website anymore? PurpleAir Local Air Quality Sensors --- ## [Help. My sensor always showing near zero on Real-Time Map](https://community.purpleair.com/t/help-my-sensor-always-showing-near-zero-on-real-time-map/21809)
**Author:** [@decanio](https://community.purpleair.com/u/decanio)\ **Replies:** 0\ **Last updated:** [July 16, 2025, 5:38pm UTC](https://community.purpleair.com/t/help-my-sensor-always-showing-near-zero-on-real-time-map/21809 "2025-07-16T17:38:46Z")
My sensor “Awbrey Glen” has for a while been claiming that channel B is downgraded. The map is showing readings near zero, which match the readings from channel A. However, it is channel B’s measurements which match ot… --- ## [The Ozone Data Layer on the PurpleAir Map](https://community.purpleair.com/t/the-ozone-data-layer-on-the-purpleair-map/973)
**Author:** [@PurpleAir](https://community.purpleair.com/u/PurpleAir)\ **Replies:** 12\ **Last updated:** [July 4, 2025, 2:27pm UTC](https://community.purpleair.com/t/the-ozone-data-layer-on-the-purpleair-map/973 "2025-07-04T14:27:05Z")
In 2018, PurpleAir worked on a project alongside Citizens of Clean Air (CCA) to create what they call “tri-sensors” - sensors that measure particulate matter, volatile organic compounds, and ozone. This project took plac… --- ## [Map offline?](https://community.purpleair.com/t/map-offline/13108)
**Author:** [@DeerHill](https://community.purpleair.com/u/DeerHill)\ **Replies:** 6\ **Last updated:** [June 20, 2025, 5:15pm UTC](https://community.purpleair.com/t/map-offline/13108 "2025-06-20T17:15:24Z")
It appears that the realtime map stopped functioning sometime between 1230 central and 1430 central today, Thursday, June 12th. Tried both wired internet and mobile and both just say “Modern…” center of screen and “Load… --- ## [Air Quality Index (AQI)](https://community.purpleair.com/t/air-quality-index-aqi/111)
**Author:** [@PurpleAir](https://community.purpleair.com/u/PurpleAir)\ **Replies:** 15\ **Last updated:** [June 20, 2025, 4:40pm UTC](https://community.purpleair.com/t/air-quality-index-aqi/111 "2025-06-20T16:40:40Z")
The PurpleAir Map displays the United States Environmental Protection Agency (US EPA) Air Quality Index (AQI) by default, however there are other options you can choose to see also. An AQI is a color-coded scale intend… --- ## [Embed Code](https://community.purpleair.com/t/embed-code/12954)
**Author:** [@Kelly\_Picarsic](https://community.purpleair.com/u/Kelly_Picarsic)\ **Replies:** 2\ **Last updated:** [June 16, 2025, 7:53pm UTC](https://community.purpleair.com/t/embed-code/12954 "2025-06-16T19:53:02Z")
Is there an embed code for the map that I can use to embed the map on a website? --- ## [Widget Not Fully Accessible](https://community.purpleair.com/t/widget-not-fully-accessible/12117)
**Author:** [@SacStateWeb](https://community.purpleair.com/u/SacStateWeb)\ **Replies:** 3\ **Last updated:** [June 13, 2025, 6:37pm UTC](https://community.purpleair.com/t/widget-not-fully-accessible/12117 "2025-06-13T18:37:29Z")
Hello Purple Air team. Would it be possible to add alt text to the sensor image on the widget? This would be a big help for us. Alternately, could there be a widget without that sensor image? We would like to continue us… --- ## [PurpleAir sensors show up where exactly?](https://community.purpleair.com/t/purpleair-sensors-show-up-where-exactly/11094)
**Author:** [@TRWeasle](https://community.purpleair.com/u/TRWeasle)\ **Replies:** 3\ **Last updated:** [June 13, 2025, 5:58pm UTC](https://community.purpleair.com/t/purpleair-sensors-show-up-where-exactly/11094 "2025-06-13T17:58:19Z")
Newbie here from Milan, Italy. Seriously thinking of purchasing a sensor. Presume the Zen version. Glad you all say that these are low-cost. Agreed compared to professional ones, but phew, it’s a lot of money for a p… --- ## [Data mismatch between API fetch and Real Time Map CSV](https://community.purpleair.com/t/data-mismatch-between-api-fetch-and-real-time-map-csv/12635)
**Author:** [@Tiago\_Oliveira](https://community.purpleair.com/u/Tiago_Oliveira)\ **Replies:** 1\ **Last updated:** [June 9, 2025, 8:53pm UTC](https://community.purpleair.com/t/data-mismatch-between-api-fetch-and-real-time-map-csv/12635 "2025-06-09T20:53:14Z")
Greatings, I’m fetching history data from the sensor 223683 using the following params: AVERAGE\_10\_MIN = 10 START\_10\_MIN = 1731189600 # 2024-11-09 22:00:00 UTC END\_10\_MIN = 1731204000 # 2024-11-10 02:00:00 UTC param… --- ## [Why is PM10 obsolete?](https://community.purpleair.com/t/why-is-pm10-obsolete/11347)
**Author:** [@jheiler](https://community.purpleair.com/u/jheiler)\ **Replies:** 2\ **Last updated:** [January 25, 2025, 2:04pm UTC](https://community.purpleair.com/t/why-is-pm10-obsolete/11347 "2025-01-25T14:04:56Z")
Why is the value for PM10 marked as obsolete in the map? In the European Union, air quality monitoring is based on this value, among others. Kind regards --- ## [Indoor and Outdoor unit - can't see indoor unit](https://community.purpleair.com/t/indoor-and-outdoor-unit-cant-see-indoor-unit/11291)
**Author:** [@nnnnnvvv](https://community.purpleair.com/u/nnnnnvvv)\ **Replies:** 1\ **Last updated:** [January 21, 2025, 2:11am UTC](https://community.purpleair.com/t/indoor-and-outdoor-unit-cant-see-indoor-unit/11291 "2025-01-21T02:11:03Z")
I have registered both, one public (outdoor) and one private (indoor) at my home. I have the registration email from both. When I click on the link to view the indoor unit from the email I only see the outdoor unit showi… [Next page](https://community.purpleair.com/c/real-time-map/11.md?page=1)