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AirHistory

Jackson, Mississippi Air Quality

Jackson County, Mississippi (MS)

Worseningover 10 years

D
Air Quality Grade
49/100
51
Current Median AQI
Moderate
46
5-Year Avg AQI
+19
10-Year Change
Worse
1
Unhealthy Days/yr
5-year average
PM2.5
Primary Pollutant
Fine Particulate Matter (PM2.5)

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

YearMedian AQI90th PctMax AQIGood DaysModerateUnhealthy+Pollutant
202351671081761862PM2.5
202244601012431211PM2.5
20214457842421170PM2.5
20204759842041520PM2.5
201946611052321321PM2.5
201847621052191412PM2.5
20173457101294601Ozone
2016395493288520Ozone
2015365893291720Ozone
20143251122322318Ozone

What This Means for Jackson County Residents

Jackson, Mississippi has received an Air Quality Grade of D (49/100) based on a decade of EPA monitoring data. The current median AQI of 51 falls in the "Moderate" range.

Concerning trends show air quality has been declining, with the median AQI rising by 19 points over the monitoring period. This could be driven by increased development, wildfire smoke, or industrial activity.

The primary pollutant affecting this area is Fine Particulate Matter (PM2.5). Over the past 5 years, this area has averaged 1 unhealthy air quality days per year — days when sensitive groups (children, elderly, those with respiratory conditions) should limit outdoor activity.