Rock Spring, Georgia Air Quality
Rock Spring has a median AQI of 46, earning an air quality grade of B+ — good air quality that ranks better than 24% of US cities. Air quality has been improving steadily over the past decade, a positive sign for residents. Particulate matter (PM2.5) is the primary concern, often linked to vehicle traffic, industrial activity, and wildfire smoke. In 2025, Rock Spring recorded 134 good air quality days (55% of monitored days) and 3 unhealthy days.
Population: 1,183 • County: Walker
Current AQI
Quick Facts
| Current AQI | 51 — Moderate |
| Air Quality Grade | B+ |
| Median AQI (2025) | 46 |
| vs. U.S. Cities | Better than 24% |
| Primary Pollutant | PM2.5 |
| Unhealthy Days/Year | 3 |
| 10-Year Trend | ↑ Improving |
| Data Source | EPA AQS (historical) · AirNow (live) |
Health Recommendation
Air quality is acceptable. However, there may be a risk for some people who are unusually sensitive to air pollution.
Unusually sensitive people should consider reducing prolonged or heavy outdoor exertion.
5-Day AQI Forecast
Last 90 Days
Current Pollutant Levels
Real-time data from EPA AirNow
Local Air Quality Context
Air quality data for Rock Spring is sourced from the Rossville-Williams St monitoring area, located approximately 12 miles from city center. This EPA-certified station continuously tracks particulate matter (PM2.5), the primary driver of air quality alerts in this area.
Rock Spring tends to see elevated PM2.5 readings during fall and winter months when temperature inversions trap pollutants near the surface. Wood burning, vehicle exhaust, and reduced wind speeds compound the effect. Residents with respiratory conditions should monitor forecasts closely between November and February.
AQI Trend (10 Years)
Air Quality Days by Year
Rock Spring Median AQI by Year
Annual EPA air quality data for Rock Spring — median AQI, day-category breakdown, and primary pollutant per year.
| Year | Median AQI | Good Days | Unhealthy Days | Max AQI | Primary Pollutant |
|---|---|---|---|---|---|
| 2025 | 46 | 134 | 3 | 181 | PM2.5 |
| 2024 | 52 | 165 | — | 98 | PM2.5 |
| 2023 | 53 | 129 | 4 | 145 | PM2.5 |
| 2022 | 53 | 136 | — | 89 | PM2.5 |
| 2021 | 53 | 93 | 1 | 110 | PM2.5 |
| 2020 | 41 | 118 | — | 86 | PM2.5 |
| 2019 | 49 | 185 | — | 84 | PM2.5 |
| 2018 | 47 | 196 | — | 75 | PM2.5 |
| 2017 | 51 | 150 | — | 85 | PM2.5 |
| 2016 | 51 | 169 | 3 | 183 | PM2.5 |
Source: EPA Air Quality System (AQS) annual summaries. "Unhealthy Days" includes Unhealthy for Sensitive Groups, Unhealthy, Very Unhealthy, and Hazardous categories.
2025 Air Quality Summary
Primary Pollutant Days (2025)
Days when each pollutant was the primary driver of AQI. Learn about pollutants →
Frequently Asked Questions About Rock Spring Air Quality
What is the air quality in Rock Spring today?
The current AQI in Rock Spring is 51, rated "Moderate". Air quality is moderate — unusually sensitive individuals may want to limit prolonged outdoor exertion. Air quality is acceptable. However, there may be a risk for some people who are unusually sensitive to air pollution.
Is air quality in Rock Spring getting better or worse?
Air quality in Rock Spring has been improving. The median AQI has dropped 5 points (from 51 in 2016 to 46 in 2025), a positive trend for residents.
What is the most common air pollutant in Rock Spring?
PM2.5 is the primary air pollutant in Rock Spring, responsible for 243 days (100% of monitored days) in 2025. Particulate matter originates from vehicle exhaust, wildfires, construction, and industrial activity.
How many unhealthy air days does Rock Spring have per year?
In 2025, Rock Spring recorded 55% good air quality days (134 days) out of 243 monitored days. There were 1 Unhealthy for Sensitive Groups days and 2 Unhealthy days (AQI above 100). The highest single-day AQI recorded was 181.
What air quality grade does Rock Spring receive?
Rock Spring receives an air quality grade of B+, placing it better than 24% of US cities. This is based on a median AQI of 46 in 2025, with 134 good air quality days. The EPA monitors air quality in this area continuously using certified monitoring stations.
Air Quality Grade
Better than 24% of US cities
Nearby Cities
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National Rankings
See how Rock Spring compares to every other US city by air quality.
Best Air Quality Cities →All city rankingsRecommended Air Purifiers for Rock Spring
Rock Spring sees its worst PM2.5 during winter temperature inversions when particulates get trapped near ground level. A unit with True HEPA and an auto-mode sensor is most effective for responding to these spikes.
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