Metro area air quality · 2024

Jackson, TN

Median AQI 33 (Good). 81.0% of monitored days rated Good across this metro's EPA monitoring network.

33
Median AQI
81.0%
Good-air days
0
Unhealthy days
68%
Cleaner than US metros

Aggregated from EPA Air Quality System (2024), 357 monitored days. EPA AQS → · NOAA →

Insights: Jackson, TN metro. Aggregated EPA AQS monitors across this Core-Based Statistical Area logged a median Air Quality Index of 33 over 357 measured days in 2024, which corresponds to a Good band and a Good metro-wide health grade. The monitored-day split lands at 289 Good days (81%), 68 Moderate (19%), and 0 Unhealthy-for-Sensitive-Groups (0%). The 90th-percentile AQI finished at 54 while the highest single-day reading hit 90 (Moderate). Metro residents averaged roughly 24.3 clean-air days per 30-day window across the reporting year.

Across the 2020–2024 trend window, good days shifted by -15 and the median AQI moved +0 points, which classifies the multi-year trajectory as worsening. The metro avoided any Unhealthy-tier days entirely, an outcome that typically reflects favorable wind patterns, lower industrial density, or effective regional emission controls. Metros with comparable AQI profiles include Bangor, ME (90.6% good, AQI 33); Bellingham, WA (92.8% good, AQI 33); Fairmont, WV (76.6% good, AQI 33).

Air Quality Summary

Median AQI

33

Good

Good Days

81.0%

289 of 357 days

Max AQI

90

Moderate

Health Grade

Good

90th pct: 54

AQI Day Breakdown (2024)

Distribution of 357 monitored days across EPA AQI categories.

Good

289

81%

Moderate

68

19%

USG

0

0%

Unhealthy

0

0%

Very Unhealthy

0

0%

Hazardous

0

0%

Health Impact Assessment

Good

The Jackson, TN metro area's air quality is rated Good based on 81.0% good air days. No unhealthy air days were recorded in 2024.

Air quality is generally acceptable. Unusually sensitive people should monitor real-time conditions at AirNow.gov during high-pollution events.

How does the Jackson, TN metro compare?

How Jackson, TN compares

Good-day share better than US avg
Jackson, TN 81.0%
Bangor, ME 90.6%
US average 70.2%
Median AQI better than US avg
Jackson, TN 33
Bangor, ME 33
US average 41
Unhealthy days / yr better than US avg
Jackson, TN 0
Bangor, ME 0
US average 1

5-Year Air Quality Trend

Air quality is worsening in the Jackson, TN metro. Best year: 2020 (304 good days).

Year Good Moderate Unhealthy Median AQI
2020 304 49 0 33
2021 249 106 0 38
2022 245 113 0 41
2023 237 120 0 43
2024 289 68 0 33

Metros with Similar Air Quality

Metro areas across the US with a similar median AQI to Jackson, TN.

Bangor, ME

AQI 33 · 90.6% good

33

Bellingham, WA

AQI 33 · 92.8% good

33

Fairmont, WV

AQI 33 · 76.6% good

33

Klamath Falls, OR

AQI 33 · 70.8% good

33

Rockland, ME

AQI 33 · 96.6% good

33

Athens, TN

AQI 32 · 78.9% good

32

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Health Effects of Air Pollution

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Frequently Asked Questions

What is the air quality in the Jackson, TN metro area? ▼
The Jackson, TN metro area has a median Air Quality Index (AQI) of 33, rated "Good." 81.0% of monitored days (289 out of 357) had good air quality in 2024.
How many unhealthy air days does Jackson, TN have? ▼
In 2024, the Jackson, TN metro area recorded 0 unhealthy air days (0 Unhealthy, 0 Very Unhealthy, 0 Hazardous). The maximum AQI reached 90.
Is air quality in Jackson, TN getting better or worse? ▼
Air quality in the Jackson, TN metro is worsening based on 5-year trends (2020-2024). Best year: 2020 with 304 good days. Worst year: 2023 with 237 good days.
What does AQI 33 mean for health? ▼
An AQI of 33 is "Good", air quality is satisfactory and poses little or no health risk. This is the best category on the EPA's AQI scale.
What is the 90th percentile AQI for Jackson, TN? ▼
The 90th percentile AQI for the Jackson, TN metro area is 54, meaning 90% of monitored days had an AQI at or below this level. The maximum AQI recorded was 90 (Moderate).
How does Jackson, TN compare to other metro areas? ▼
The Jackson, TN metro has 81.0% good air days. Similar metros: Bangor, ME (90.6% good), Bellingham, WA (92.8% good), Fairmont, WV (76.6% good).

Data Sources

Primary Source: U.S. Environmental Protection Agency (EPA), Air Quality System (AQS), Annual AQI by CBSA dataset, 2020–2024. The AQS collects ambient air monitoring data from state, local, and tribal monitoring agencies across the United States.

Metrics: Air Quality Index (AQI) is calculated using EPA-standard breakpoints for six criteria pollutants: PM2.5, PM10, Ozone, NO2, CO, and SO2. Median AQI, max AQI, and 90th percentile AQI are computed from daily measurements. Good days percentage reflects days with AQI 0–50.

Coverage: 501 metro areas (Core Based Statistical Areas). Only metros with active monitoring stations are included. Unmonitored areas are not represented.

Read our methodology , how this data is sourced, computed, and verified.

Source: U.S. EPA, AirNow / AQS Air Quality Index readings and pollutant concentrations · 2025