What is the air quality trend in Waterford?

Over the past 16 days, Waterford had an average AQI of 38 based on station measurements. The worst day was with AQI .

How is Waterford air quality measured?

Air quality in Waterford is measured by ground-level monitoring stations that report PM2.5 and PM10 concentrations hourly. CERNS.IO aggregates readings from nearby stations and converts PM2.5 to the US EPA Air Quality Index (AQI) scale.

Air Quality History for Waterford, Ireland

Name: Waterford Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Waterford, Ireland.

Current AQI
Good

48 Hours 7 Days 14 Days 20 Days

PM2.5 Trend

315h · 2 stations

Daily Summary

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-04-10	139	79–169	54.7 µg/m³	63.7	22h	3
2026-04-09	116	16–172	48.2 µg/m³	60.5	18h	3
2026-04-08	160	100–245	82.4 µg/m³	95.1	9h	3
2026-04-07	27	5–134	7.2 µg/m³	13.1	24h	3
2026-04-06	15	6–22	3.5 µg/m³	7.8	18h	3
2026-04-04	11	5–17	2.6 µg/m³	5.8	15h	3
2026-04-03	12	4–14	2.8 µg/m³	6.0	24h	3
2026-04-02	11	5–22	2.7 µg/m³	7.2	24h	2
2026-04-01	13	6–25	3.0 µg/m³	7.5	23h	3
2026-03-31	14	2–48	3.5 µg/m³	6.9	24h	2
2026-03-30	27	11–57	6.6 µg/m³	12.7	11h	2
2026-03-29	12	6–23	2.9 µg/m³	6.1	24h	3
2026-03-28	13	5–19	3.2 µg/m³	6.3	24h	2
2026-03-27	17	5–23	4.0 µg/m³	7.7	24h	3
2026-03-26	14	5–20	3.3 µg/m³	7.8	24h	3
2026-03-25	13	10–19	3.1 µg/m³	7.4	7h	2

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