Sustainability
Air Quality Monitoring & Alert System
Calculate the Air Quality Index (AQI) from pollutant concentrations and trigger health alerts based on WHO 2021 and EU Air Quality Directive thresholds.
✅ What you get
- 🌬️ Calculates AQI for PM2.5, PM10, NO₂, and O₃ using EPA breakpoints
- 🏥 Classifies air quality: Good / Moderate / Unhealthy / Hazardous
- 📋 Checks against WHO 2021 annual guidelines (PM2.5 ≤15 µg/m³)
- 📊 Shows sub-index for each pollutant so you can pinpoint the source
- 👶 Health risk flags for sensitive groups (children, elderly)
See it in action
Step 1, Enter your data
Step 2, Instant results
Instant access
Works live in your browser
License key required
Verified within 24 h
Lifetime access
One-time payment, no recurring fee
Tool locked
Complete payment and you will receive your license key by email within 24 hours. Enter it at /verify to unlock the live PHP tool and download the PHP source.
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€39.00
One-time payment, bank transfer
Live tool in browser after key activation
License key verified within 24 h
Lifetime access, one-time payment
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