Inyo, California Air Quality

Inyo County, California (CA)

↑ Worseningover 10 years

Air Quality Grade

30/100

Current Median AQI

Moderate

5-Year Avg AQI

+13

10-Year Change

Worse

Unhealthy Days/yr

5-year average

Ozone

Primary Pollutant

Ground-Level Ozone

10-Year AQI Trend

The solid line shows the median AQI each year. The dashed line shows the 90th percentile (worst 10% of days). Air quality in this area has been declining over the past decade.

Air Quality Day Breakdown

Number of days per year in each EPA AQI category. Green = Good (AQI 0-50), Yellow = Moderate (51-100), Orange = Unhealthy for Sensitive Groups (101-150), Red = Unhealthy or worse (151+).

Year-by-Year Data

Year	Median AQI	90th Pct	Max AQI	Good Days	Moderate	Unhealthy+	Pollutant
2023	61	90	786	106	236	23	Ozone
2022	58	97	1551	117	217	31	Ozone
2021	61	115	558	100	223	42	PM2.5
2020	57	130	705	158	153	55	Ozone
2019	47	84	653	226	127	12	Ozone
2018	49	101	638	192	136	37	Ozone
2017	49	87	2234	195	145	25	Ozone
2016	45	87	418	238	105	23	Ozone
2015	49	90	1482	191	153	21	Ozone
2014	48	84	957	222	128	15	Ozone

What This Means for Inyo County Residents

Inyo, California has received an Air Quality Grade of F (30/100) based on a decade of EPA monitoring data. The current median AQI of 61 falls in the "Moderate" range.

Concerning trends show air quality has been declining, with the median AQI rising by 13 points over the monitoring period. This could be driven by increased development, wildfire smoke, or industrial activity.

The primary pollutant affecting this area is Ground-Level Ozone. Over the past 5 years, this area has averaged 33 unhealthy air quality days per year — days when sensitive groups (children, elderly, those with respiratory conditions) should limit outdoor activity.