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Not health advice. Contact your local water utility for concerns.
Data from EPA Water Quality Reports. For official information, contact your water utility or health department.
Water quality data for 8 cities serving 961,058 residents
Fulton County in Georgia has an average water quality score of 80/100 (Grade B+) based on analysis of 8 municipal water systems. The county's water systems serve approximately 961,058 residents.
Overall, Fulton County demonstrates good water quality standards. 6 of 8 cities exceed the county average, with Alpharetta leading with a score of 96/100.
8 cities ranked by water quality score
| Rank | City | Score | Grade | Population |
|---|---|---|---|---|
| 1 | Alpharetta Top concern: Total Trihalomethanes (17.3% of limit) | 96 | A+ | 65,852 |
| 2 | Johns Creek Top concern: Lead (15.1% of limit) | 87 | A- | 83,279 |
| 3 | East Point Top concern: Haloacetic Acids (18.8% of limit) | 87 | A- | 37,139 |
| 4 | Atlanta Top concern: Fluoride (14.9% of limit) | 86 | A- | 496,786 |
| 5 | Milton Top concern: Fluoride (17.1% of limit) | 85 | A- | 42,476 |
| 6 | Sandy Springs Top concern: Fluoride (14.9% of limit) | 84 | B+ | 112,143 |
| 7 | Roswell Top concern: Total Trihalomethanes (26.2% of limit) | 72 | B- | 98,506 |
| 8 | Union City Top concern: Lead (60.6% of limit) | 44 | F | 24,877 |
Top detected contaminants across county water systems
| Contaminant | Avg Level | Max Level | EPA Limit | % of Limit | Cities |
|---|---|---|---|---|---|
| Lead | 0.003 mg/L | 0.009 mg/L | 0.015 mg/L | 20.5% | 7 |
| Total Trihalomethanes | 14.76 ug/L | 29.479 ug/L | 80 ug/L | 18.5% | 5 |
| Fluoride | 0.702 mg/L | 0.94 mg/L | 4 mg/L | 17.6% | 8 |
| Nitrite | 0.156 mg/L | 0.434 mg/L | 1 mg/L | 15.6% | 7 |
| Nitrate | 1.496 mg/L | 4.516 mg/L | 10 mg/L | 15% | 8 |
| Haloacetic Acids | 7.741 ug/L | 28.569 ug/L | 60 ug/L | 12.9% | 8 |
| Copper | 0.15 mg/L | 0.432 mg/L | 1.3 mg/L | 11.6% | 7 |
| Mercury | 0 mg/L | 0.001 mg/L | 0.002 mg/L | 11.4% | 7 |
Recent violations across county water systems
Water quality in Fulton County, Georgia reflects the region's unique combination of water sources, treatment infrastructure, and environmental factors. Our comprehensive analysis examines 8 municipal water systems serving a combined population of over 961,058 residents.
The county shows strong water quality performance, with scores ranging from 44/100 in Union City to 96/100 in Alpharetta. This 52-point spread indicates significant variation in water quality across the county, suggesting different water sources or treatment approaches.
The most prevalent contaminants detected across Fulton County water systems include Lead, Total Trihalomethanes, Fluoride. All monitored contaminants remain within acceptable levels relative to EPA Maximum Contaminant Levels (MCLs).
Fulton County's water quality is generally good. Residents can feel confident in their tap water quality, though those with specific health concerns or sensitivity to certain contaminants may still benefit from filtration. Regular review of your city's annual Consumer Confidence Report is recommended.
Fulton County has an average water quality score of 80/100 (Grade B+) based on analysis of 8 municipal water systems serving 961,058 residents.
Alpharetta has the highest water quality score in Fulton County at 96/100. View the detailed report for Alpharetta.
Most cities in Fulton County have water that meets EPA standards. However, a water filter can provide additional protection and improve taste. The need depends on your specific city and any personal health considerations.
Click on any city in the rankings table above to view its detailed water quality report, including contaminant levels, EPA compliance history, and filter recommendations.