Metro area air quality · 2025

Macon, GA

Median AQI 52 (Moderate). 42.7% of monitored days rated Good across this metro's EPA monitoring network.

52
Median AQI
42.7%
Good-air days
0
Unhealthy days
8%
Cleaner than US metros

Macon, GA posted a 2025 median AQI of 52 (Moderate) with 42.7% Good days

According to the U.S. EPA Air Quality System, the Macon, GA CBSA recorded a median AQI of 52 across 365 monitored days in 2025, with 42.7% rated Good and 0 unhealthy or worse. This is an annual metro comparison, not a live advisory.

Data source EPA Air Quality System (AQS)

Cleaner than US metros
The Macon, GA CBSA's 42.7% Good-day share places it cleaner than 8% of US metros in 2025.
Closest median-AQI peer
Augusta-Richmond County, GA-SC (46.0% Good, median AQI 52) is the closest nationwide median-AQI peer to Macon, GA.
2020–2025 Good-day shift
Macon, GA's Good-day share moved -28.7 points from 2020 to 2025 (median AQI +10).
Median AQI
Median AQI: 52

Aggregated from EPA Air Quality System (2025), 365 monitored days. EPA AQS →

The verdict

Macon, GA lands in the lower Good-day tercile (42.7% Good), a thinner clean-air share than most CBSA peers here. On the EPA scale the metro runs moderate, among the more polluted US metros, with a median AQI of 52 and 42.7% of 365 monitored days in the Good band.

52
median AQI · Moderate
42.7%
days rated Good
8%
cleaner than US metros
119
worst single reading

No day crossed into the Unhealthy tier across the metro's monitors in 2025.

Annual release change

What changed in the 2025 EPA annual release

2024 → 2025
  • Macon, GA metro's Good-day share fell from 49.2% to 42.9% between the 2024 and 2025 EPA annual releases, a change of -6.3 percentage points.

Compared against 364 monitored days in 2024 and 364 in 2025. These are arithmetic differences between two stored EPA annual summaries, not a cause claim or a live advisory.

National release changes Two-year CSV

Macon, GA lands in the lower Good-day tercile (42.7% Good), a thinner clean-air share than most CBSA peers here. Signature read: 42.7% Good-day share (low tercile vs CBSA corpus). Aggregated EPA AQS monitors across this Core-Based Statistical Area logged a median Air Quality Index of 52 over 365 measured days in 2025 (Moderate / Poor). The monitored-day split lands at 156 Good (43%), 208 Moderate (57%), and 1 Unhealthy-for-Sensitive-Groups (0%). The 90th-percentile AQI finished at 68; the highest single-day reading hit 119 (USG).

Across 2020–2025, Good-day share shifted -28.7 points and median AQI moved +10 (worsening). No Unhealthy-tier days appear in this annual dataset. Metros with comparable AQI profiles include Augusta-Richmond County, GA-SC (46.0% good, AQI 52); Beaumont-Port Arthur, TX (41.4% good, AQI 52); Birmingham-Hoover, AL (43.0% good, AQI 52).

Health effects of air pollution →

Air Quality Summary

Median AQI

52

Moderate

Good Days

42.7%

156 of 365 days

Max AQI

119

USG

Health Grade

Poor

90th pct: 68

AQI Day Breakdown (2025)

Distribution of 365 monitored days across EPA AQI categories.

Good

156

43%

Moderate

208

57%

USG

1

0%

Unhealthy

0

0%

Very Unhealthy

0

0%

Hazardous

0

0%

Health Impact Assessment

Poor

The Macon, GA metro area's air quality is rated Poor based on 42.7% good air days. No unhealthy air days were recorded in 2025.

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

How does the Macon, GA metro compare?

How Macon, GA compares

Good-day share worse than typical
Macon, GA 42.7%
Augusta-Richmond County, GA-SC 46.0%
Typical US metro 70.6%
Median AQI worse than typical
Macon, GA 52
Augusta-Richmond County, GA-SC 52
Typical US metro 41
Unhealthy days / yr better than typical
Macon, GA 0
Augusta-Richmond County, GA-SC 0
Typical US metro 1

5-Year Air Quality Trend

Air quality is worsening in the Macon, GA metro. Highest Good-day share: 2020 (71.6%, 262 of 366 monitored days).

Year Good Moderate Unhealthy Median AQI
2020 262 104 0 42
2021 198 165 0 48
2022 216 149 0 46
2023 136 211 1 53
2024 179 185 0 51
2025 156 208 0 52

Metros with a similar median AQI

CBSA peers nationwide whose annual median AQI sits near Macon, GA (52).

Metros with similar unhealthy-day exposure

A second relationship type: metros whose unhealthy-or-worse day count is closest to Macon, GA's 0 (independent of median AQI).

Frequently Asked Questions

How many unhealthy air days does Macon, GA have?
In 2025, the Macon, GA metro area recorded 0 unhealthy air days (0 Unhealthy, 0 Very Unhealthy, 0 Hazardous). The maximum AQI reached 119.
What is the air quality in the Macon, GA metro area?
The Macon, GA metro area has a median Air Quality Index (AQI) of 52, rated "Moderate." 42.7% of monitored days (156 out of 365) had good air quality in 2025.
Is air quality in Macon, GA getting better or worse?
Air quality in the Macon, GA metro is worsening across floor-qualifying years (2020-2025); years with fewer than 100 monitored days are excluded from that direction. Highest qualifying Good-day share: 2020 at 71.6% (262 of 366 days). Lowest qualifying Good-day share: 2023 at 39.1% (136 of 348 days).
What does AQI 52 mean for health?
An AQI of 52 is "Moderate", air quality is acceptable, but some pollutants may pose a moderate health concern for a small number of sensitive individuals.
How does Macon, GA compare to other metro areas?
The Macon, GA metro has 42.7% good air days. Similar metros: Augusta-Richmond County, GA-SC (46.0% good), Beaumont-Port Arthur, TX (41.4% good), Birmingham-Hoover, AL (43.0% good).
What is the 90th percentile AQI for Macon, GA?
The 90th percentile AQI for the Macon, GA metro area is 68, meaning 90% of monitored days had an AQI at or below this level. The maximum AQI recorded was 119 (USG).

Data Sources

Primary Source: U.S. Environmental Protection Agency (EPA), Air Quality System (AQS), Annual AQI by CBSA dataset for Macon, GA, 2025. See our methodology for how AQI, median, and coverage figures are computed.

Source: U.S. EPA Air Quality System (AQS) Annual AQI by CBSA summary, Macon, GA · 2020–2025