# National Air Quality Monitoring Network — RNMCA

Hourly and daily measurements of atmospheric pollutants (PM10, PM2.5, NO2, SO2, O3, CO) supplied by certified official reference stations in Romania.

Published by: Ministry of Environment, Waters and Forests

Source: https://www.calitateaer.ro/

Coverage: Romania; national station network

Licence / terms: Rights need checking

Before you use this resource: Real-time readings are provisional and not yet validated for sensor calibration or outages; certified data appear in annual consolidation. Distinguish urban background stations from traffic or industrial sites.

Record review date: 2026-09-07

Interactive station map and report endpoints consulted directly on calitateaer.ro.

1. Locate the monitoring station on the map and check its typology (traffic, industrial, urban background).
2. Select the pollutant of interest and retrieve hourly readings or monthly summaries.
3. Compare values against EU Directive 2008/50/EC and Law 104/2011 threshold limits.

- calitateaer.ro portal: https://www.calitateaer.ro/ (GET; HTML; sample-inspected; 2026-09-07)



## Continue your research

Editorial suggestions for discovery. These links do not establish technical integration or licence compatibility.

- [Air quality measurement time series](https://mariuscomper.uk/cunoastere-deschisa/en/resurse/eea-air-quality/)
- [Copernicus Climate Data Store](https://mariuscomper.uk/cunoastere-deschisa/en/resurse/copernicus/)