GO AQS

@goaqs.bsky.social

Global Open Air Quality Standards www.goaqs.org

Added 2 new chart types to the analysis page in addition to the boxplots. These convey the Information way better on first glance than boxplots I think. And the more I use the GO IAQS(tandard) from @goaqs.bsky.social, the more I am convinced that 3 categorys are enough to provide an overview

Stacked bar chart of indoor CO₂ distribution by GO IAQS air quality category. Bars show % of locations in each category per group, sorted best to worst. Data: 6.427 locations · 14.249 visits shown · 15 location types (most frequently measured). Filters: all countries; all location types; Apr 11, 2024–May 24, 2026. doityourself: Good 93.4%, Moderate 6.6%, Unhealthy 0.0%. fast_food: Good 81.4%, Moderate 16.5%, Unhealthy 2.0%. clothes: Good 79.7%, Moderate 18.4%, Unhealthy 1.9%. mall: Good 75.5%, Moderate 23.6%, Unhealthy 0.9%. pharmacy: Good 71.5%, Moderate 26.1%, Unhealthy 2.4%. museum: Good 70.3%, Moderate 25.3%, Unhealthy 4.4%. convenience: Good 69.9%, Moderate 26.4%, Unhealthy 3.7%. bakery: Good 68.7%, Moderate 27.9%, Unhealthy 3.4%. Other: Good 67.2%, Moderate 29.0%, Unhealthy 3.8%. chemist: Good 60.4%, Moderate 36.6%, Unhealthy 3.0%. hotel: Good 60.2%, Moderate 35.2%, Unhealthy 4.5%. restaurant: Good 58.1%, Moderate 32.0%, Unhealthy 9.9%. cafe: Good 57.8%, Moderate 33.1%, Unhealthy 9.1%. supermarket: Good 36.2%, Moderate 54.6%, Unhealthy 9.2%. doctors: Good 31.9%, Moderate 53.1%, Unhealthy 15.0%.Strip chart of indoor CO₂ levels  by brand. Each dot represents one measurement, coloured by GO IAQS air quality category (Good <800 ppm, Moderate 800–1400 ppm, Unhealthy >1400 ppm). Vertical bar marks median per group. Data: 1.446 locations · 4.410 visits shown · 12 brands (most frequently measured). Filters: Germany; Supermarkets; Apr 11, 2024–May 24, 2026. Konsum Leipzig (n=36): median 729 ppm. Kaufland (n=65): median 788 ppm. EDEKA (n=238): median 852 ppm. Unknown / Independent (n=116): median 853 ppm. NORMA (n=50): median 885 ppm. Denns BioMarkt (n=37): median 888 ppm. REWE (n=286): median 925 ppm. PENNY (n=75): median 977 ppm. Netto Marken-Discount (n=131): median 1003 ppm. ALDI Nord (n=99): median 1033 ppm. Lidl (n=180): median 1218 ppm. ALDI Süd (n=133): median 1243 ppm.
Aurel Wünsch@aurel.indoorco2map.com · 5mo ago

I added some new features to the analysis page. One of them is the ability to generate social-media-ready images of the charts - including ALT-text. I also added an (by default enabled) option to adjust all measurements to local time - which makes more sense when comparing across continents than UTC

Announcement: GO AQS Signs the Open Letter for a New Clean Air Act At GO AQS, our guiding principle is simple: Air quality is important everywhere. From the homes we live in to the streets our children walk, the right to breathe clean air should not be a luxury, it should be a guaranteed standard.…

Announcement: GO AQS Signs the Open Letter for a New Clean Air Act

At GO AQS, our guiding principle is simple: Air quality is important everywhere. From the homes we live in to the streets our children walk, the right to breathe clean air should not be a luxury, it should be a guaranteed standard. Today, we are proud to announce that GO AQS has officially signed the Mums for Lungs Open Letter&hellip;

goaqs.org