Intelligence
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Air intelligence

Outdoor air-quality data, city maps and public alerts — connected to the places where people live and work.

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Terra Regina outdoor air-quality map on a laptop
Live public map of Strumica
Overview

A live picture of outdoor air

Sensors measure fine particles (PM2.5 and PM10) every few minutes. Readings go straight to a public map, an analytics panel for institutions and Telegram updates for parents and schools.

At a glance

  • 12 active monitors in Strumica: 6 PurpleAir and 6 Clarity
  • 1 live monitor in Makedonska Kamenica
  • Ohrid study: 3 measurement stations (not a live network)
  • Public map, analytics panel and regular Telegram updates
How we install

From the box to the
public map in one day.

Every installation is done with the municipality, on existing street-light poles or public buildings.

Clarity sensor with QR label before installation
01

Prepare

Each device is registered and labelled for its exact location before it leaves the office.

Compass reading used to orient the sensor during installation
02

Orient

Direction is recorded on site so wind and pollution sources can be interpreted later.

Bucket truck at a roundabout during sensor installation
03

Mount

Sensors are mounted on existing street-light poles or buildings, together with the municipality.

Solar-powered Clarity sensor mounted on a pole
04

Go live

Readings appear on the public map, the analytics panel and Telegram updates.

Hardware

Proven sensors in the field

PurpleAir Zen outdoor monitor

PurpleAir

Dual laser particle counters. Used at schools and the kindergarten in Strumica.

Clarity Node-S solar sensor

Clarity Node-S

Solar-powered with cellular connection — no cables needed on the pole.

RIKA wind sensor

RIKA wind

Wind speed and direction show where pollution is coming from.

What you see in the panel

Data that answers
real questions.

The same measurements power maps, comparisons and reports for decision-makers.

Heatmap of PM2.5 across Strumica in the analytics panel
HeatmapWhere pollution concentrates across the city.
WHO compliance view with monthly exceedances
WHO complianceDays and months above WHO guideline values.
Seasonal analysis of PM2.5 by month
Seasonal analysisHeating season versus summer, month by month.
Health risk calculator for population groups
Health calculatorEstimated risk for children, elderly and sensitive groups.
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Reading the map

Colours anyone can understand

Green means good, yellow means moderate, orange and red mean people should limit time outside. The same scale is used on the map, in the app and in Telegram messages.

  • Values are shown next to WHO guideline levels
  • Every station has its own history
  • Anyone can open the map — no login needed
Colour-coded sensor map on a phone
Live map on mobile
Talk to Terra Regina

Let’s talk about your location.

Tell us the city, building or site and what you want to know about the air. We will suggest a practical first step.

Email usOpen Live Map ↗