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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 4 cities serving 458,870 residents
Orange County in Florida has an average water quality score of 83/100 (Grade B+) based on analysis of 4 municipal water systems. The county's water systems serve approximately 458,870 residents.
Overall, Orange County demonstrates good water quality standards. 3 of 4 cities exceed the county average, with Winter Garden leading with a score of 87/100.
4 cities ranked by water quality score
| Rank | City | Score | Grade | Population |
|---|---|---|---|---|
| 1 | Winter Garden Top concern: Lead (35.4% of limit) | 87 | A- | 50,787 |
| 2 | Apopka Top concern: Total Trihalomethanes (21% of limit) | 87 | A- | 49,972 |
| 3 | Orlando Top concern: Total Trihalomethanes (21.7% of limit) | 84 | B+ | 306,564 |
| 4 | Ocoee Top concern: Total Trihalomethanes (37.8% of limit) | 74 | B- | 51,547 |
Top detected contaminants across county water systems
| Contaminant | Avg Level | Max Level | EPA Limit | % of Limit | Cities |
|---|---|---|---|---|---|
| Haloacetic Acids | 14.783 ug/L | 20.87 ug/L | 60 ug/L | 24.6% | 3 |
| Total Trihalomethanes | 16.821 ug/L | 30.244 ug/L | 80 ug/L | 21% | 4 |
| Copper | 0.255 mg/L | 0.311 mg/L | 1.3 mg/L | 19.6% | 3 |
| Fluoride | 0.705 mg/L | 1.045 mg/L | 4 mg/L | 17.6% | 4 |
| Nitrite | 0.146 mg/L | 0.201 mg/L | 1 mg/L | 14.6% | 3 |
| Lead | 0.002 mg/L | 0.005 mg/L | 0.015 mg/L | 14.2% | 4 |
| Nitrate | 1.24 mg/L | 2.075 mg/L | 10 mg/L | 12.4% | 4 |
| Chromium | 0.012 mg/L | 0.014 mg/L | 0.1 mg/L | 11.7% | 3 |
Recent violations across county water systems
Water quality in Orange County, Florida reflects the region's unique combination of water sources, treatment infrastructure, and environmental factors. Our comprehensive analysis examines 4 municipal water systems serving a combined population of over 458,870 residents.
The county shows strong water quality performance, with scores ranging from 74/100 in Ocoee to 87/100 in Winter Garden. This 13-point spread indicates relatively consistent water quality standards across municipal systems.
The most prevalent contaminants detected across Orange County water systems include Haloacetic Acids, Total Trihalomethanes, Copper. All monitored contaminants remain within acceptable levels relative to EPA Maximum Contaminant Levels (MCLs).
Orange 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.
Orange County has an average water quality score of 83/100 (Grade B+) based on analysis of 4 municipal water systems serving 458,870 residents.
Winter Garden has the highest water quality score in Orange County at 87/100. View the detailed report for Winter Garden.
Most cities in Orange 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.