ACA Leduc Dashboard

Alberta Capital Airshed

This is an air quality data summary for 2026 in Leduc

Map

2026 data summary

Characteristic	Operational Hrs	Range (min)	25th Percentile	Mean	75th Percentile	95th Percentile	Range (max)	Percent Valid
NO2	12,550.0	0.0	0.0	5.3	9.1	16.5	84.7	93.5%
O3	12,627.0	1.6	26.0	34.6	42.7	55.8	85.1	94.1%
PM2.5	12,751.0	0.0	2.6	7.1	7.4	21.2	189.4	95.0%

2026 graphical summary

Interactive Hourly Trace

Individual Calendars and Trends

Air Quality Health Index

AQHI Calendar Plots

AQHI interactive chart

Nitrogen Dioxide

NO2 Calendar Plots

NO2 interactive chart

Readings above hourly AAAQO, Nitrogen Dioxide > 159ppb

[1] "No readings above hourly AAAQO"

Ozone

O3 Calendar Plots

O3 interactive chart

Readings above hourly AAAQO, Ozone > 76ppb

date	NO2	O3	PM2.5	ET	RH	AQHI
2026-05-27 19:00:00	0.0	80	13.3	26	38	7
2026-05-27 20:00:00	0.0	82	13.1	26	39	7
2026-05-29 13:00:00	0.0	83	5.3	28	29	7
2026-05-29 18:00:00	0.0	85	2.8	28	32	7
2026-05-29 19:00:00	0.0	77	5.6	26	37	7
2026-07-18 22:00:00	0.1	82	10.3	15	92	7

Particulate Matter (PM2.5)

PM2.5 Calendar Plots

PM2.5 interactive chart

PM2.5 > 80µg/m³ (AAAQG), 2026

date	NO2	O3	PM2.5	ET	RH	site
2026-07-20 21:00:00	0	32	82	18	93	Leduc Station
2026-07-20 22:00:00	0	29	101	16	93	Leduc Station
2026-07-20 23:00:00	0	26	96	16	93	Leduc Station
2026-07-21 00:00:00	0	27	92	16	93	Leduc Station
2026-07-21 01:00:00	0	26	98	16	93	Leduc Station
2026-07-21 02:00:00	0	31	86	15	93	Leduc Station
2026-07-21 11:00:00	0	34	81	18	93	Leduc Station
2026-07-23 14:00:00	0	47	82	28	56	Leduc Station
2026-07-24 15:00:00	0	46	83	29	64	Leduc Station
2026-07-24 16:00:00	0	46	112	30	62	Leduc Station
2026-07-24 17:00:00	0	45	106	29	69	Leduc Station
2026-07-24 18:00:00	0	46	100	28	75	Leduc Station
2026-07-24 19:00:00	0	43	92	26	82	Leduc Station
2026-07-24 20:00:00	0	42	96	26	82	Leduc Station
2026-07-24 21:00:00	0	36	89	25	88	Leduc Station
2026-07-24 22:00:00	0	36	83	23	92	Leduc Station
2026-07-24 23:00:00	0	33	92	21	86	Leduc Station

PM2.5 > 29µg/m³ (AAAQO), 2026

date	NO2	O3	PM2.5	ET	RH
2026-01-27 01:00:00	9.7	27	32	-6.7	78
2026-07-20 02:00:00	0.2	31	46	16.9	93
2026-07-21 02:00:00	0.0	34	66	18.1	93
2026-07-22 02:00:00	0.0	41	32	22.3	82
2026-07-24 02:00:00	0.1	32	54	22.5	82

Sensor measured PM2.5

Sensor Summary Plot

Sensor Daily Averages

Sensor Profile

Sensor Interactive Historical Hourly Trace

External Temperature