Metro area air quality · 2024
Summerville, GA
Median AQI 39 (Good). 96.3% of monitored days rated Good across this metro's EPA monitoring network.
- 39
- Median AQI
- 96.3%
- Good-air days
- 0
- Unhealthy days
- 67%
- Cleaner than US metros
Summerville, GA posted a 2024 median AQI of 39 (Good) with 96.3% Good days
According to the U.S. EPA Air Quality System, the Summerville, GA CBSA recorded a median AQI of 39 across 240 monitored days in 2024, with 96.3% 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 Summerville, GA CBSA's 96.3% Good-day share places it cleaner than 67% of US metros in 2024.
- Closest median-AQI peer
- Americus, GA (93.4% Good, median AQI 38) is the closest nationwide median-AQI peer to Summerville, GA.
- 2020–2024 Good-day shift
- Summerville, GA's Good-day share moved -3.3 points from 2020 to 2024 (median AQI +7).
- Median AQI
- Median AQI: 39
Aggregated from EPA Air Quality System (2024), 240 monitored days. EPA AQS →
The verdict
The Summerville, GA metro runs good on the EPA scale, cleaner than the median US metro, a median AQI of 39 with 96.3% of 240 monitored days in the Good band.
- 39
- median AQI · Good
- 96.3%
- days rated Good
- 67%
- cleaner than US metros
- 77
- worst single reading
No day crossed into the Unhealthy tier across the metro's monitors in 2024.
Annual release change
What changed in the 2024 EPA annual release
- Summerville, GA metro's Good-day share rose from 92.2% to 96.3% between the 2023 and 2024 EPA annual releases, a change of +4.0 percentage points.
- Summerville, GA metro's peak single-day AQI fell from 100 to 77 between the 2023 and 2024 EPA annual releases, a change of -23 points.
Insights: Summerville, GA metro. Aggregated EPA AQS monitors across this Core-Based Statistical Area logged a median Air Quality Index of 39 over 240 measured days in 2024, which corresponds to a Good band and a Excellent metro-wide health grade. The monitored-day split lands at 231 Good days (96%), 9 Moderate (4%), and 0 Unhealthy-for-Sensitive-Groups (0%). The 90th-percentile AQI finished at 48 while the highest single-day reading hit 77 (Moderate). Metro residents averaged roughly 28.9 clean-air days per 30-day window across the reporting year.
Across the 2020–2024 trend window, the share of monitored days rated Good shifted by -3.3 points and the median AQI moved +7 points, which classifies the multi-year trajectory as worsening. The metro recorded no Unhealthy-tier days in this annual dataset. Metros with comparable AQI profiles include Americus, GA (93.4% good, AQI 38); Ada, OK (71.6% good, AQI 43).
Air Quality Summary
Median AQI
39
Good
Good Days
96.3%
231 of 240 days
Max AQI
77
Moderate
Health Grade
Excellent
90th pct: 48
AQI Day Breakdown (2024)
Distribution of 240 monitored days across EPA AQI categories.
Good
231
96%
Moderate
9
4%
USG
0
0%
Unhealthy
0
0%
Very Unhealthy
0
0%
Hazardous
0
0%
Health Impact Assessment
The Summerville, GA metro area's air quality is rated Excellent based on 96.3% 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 Summerville, GA metro compare?
How Summerville, GA compares
5-Year Air Quality Trend
Air quality is worsening in the Summerville, GA metro. Highest Good-day share: 2020 (99.6%, 244 of 245 monitored days).
| Year | Good | Moderate | Unhealthy | Median AQI | Max AQI |
|---|---|---|---|---|---|
| 2020 | 244 | 1 | 0 | 32 | 58 |
| 2021 | 238 | 7 | 0 | 33 | 80 |
| 2022 | 236 | 9 | 0 | 35 | 77 |
| 2023 | 225 | 19 | 0 | 38 | 100 |
| 2024 | 231 | 9 | 0 | 39 | 77 |
Metros with a similar median AQI
CBSA peers nationwide whose annual median AQI sits near Summerville, GA (39).
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Air Quality Guides
Frequently Asked Questions
What is the air quality in the Summerville, GA metro area? ▼
How many unhealthy air days does Summerville, GA have? ▼
Is air quality in Summerville, GA getting better or worse? ▼
What does AQI 39 mean for health? ▼
What is the 90th percentile AQI for Summerville, GA? ▼
How does Summerville, GA compare to other metro areas? ▼
Data Sources
Primary Source: U.S. Environmental Protection Agency (EPA), Air Quality System (AQS), Annual AQI by CBSA dataset, 2020–2025. See our methodology for how AQI, median, and coverage figures are computed.
Read our methodology , how this data is sourced, computed, and verified.
Source: U.S. EPA Air Quality System (AQS) Annual AQI by CBSA summary files (metro-level) · 2020–2025
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Every figure on PlainAirData is rendered directly from EPA AQS air-quality monitoring data, no number is typed in by an editor. This page draws directly on EPA AQS air-quality monitoring data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.