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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 2 cities serving 415,565 residents
Hillsborough County in Florida has an average water quality score of 69/100 (Grade C+) based on analysis of 2 municipal water systems. The county's water systems serve approximately 415,565 residents.
Water quality in Hillsborough County is fair, with some cities showing room for improvement. 2 cities have scores below 70, indicating elevated contaminant levels that residents should be aware of. Temple Terrace has the best water quality at 69/100.
2 cities ranked by water quality score
| Rank | City | Score | Grade | Population |
|---|---|---|---|---|
| 1 | Tampa Top concern: Lead (53.1% of limit) | 69 | C+ | 388,544 |
| 2 | Temple Terrace Top concern: Haloacetic Acids (40.6% of limit) | 69 | C+ | 27,021 |
Top detected contaminants across county water systems
| Contaminant | Avg Level | Max Level | EPA Limit | % of Limit | Cities |
|---|---|---|---|---|---|
| Haloacetic Acids | 27.946 ug/L | 31.545 ug/L | 60 ug/L | 46.6% | 2 |
| Lead | 0.005 mg/L | 0.008 mg/L | 0.015 mg/L | 35% | 2 |
| Total Trihalomethanes | 24.73 ug/L | 27.807 ug/L | 80 ug/L | 30.9% | 2 |
| Copper | 0.401 mg/L | 0.535 mg/L | 1.3 mg/L | 30.8% | 2 |
| Arsenic | 0.003 mg/L | 0.004 mg/L | 0.01 mg/L | 26.5% | 2 |
| Chromium | 0.025 mg/L | 0.05 mg/L | 0.1 mg/L | 25.1% | 2 |
| Fluoride | 0.981 mg/L | 1.349 mg/L | 4 mg/L | 24.5% | 2 |
| Nitrate | 1.506 mg/L | 2.478 mg/L | 10 mg/L | 15.1% | 2 |
Recent violations across county water systems
Showing 10 of 11 recent violations
Water quality in Hillsborough County, Florida reflects the region's unique combination of water sources, treatment infrastructure, and environmental factors. Our comprehensive analysis examines 2 municipal water systems serving a combined population of over 415,565 residents.
The county shows moderate water quality performance, with scores ranging from 69/100 in Tampa to 69/100 in Temple Terrace. This 0-point spread indicates relatively consistent water quality standards across municipal systems.
The most prevalent contaminants detected across Hillsborough County water systems include Haloacetic Acids, Lead, Total Trihalomethanes. All monitored contaminants remain within acceptable levels relative to EPA Maximum Contaminant Levels (MCLs).
Water quality in Hillsborough County is fair but shows room for improvement. Residents in cities scoring below 70 should consider water filtration, particularly for drinking and cooking. Check your specific city's report above for personalized recommendations.
Hillsborough County has an average water quality score of 69/100 (Grade C+) based on analysis of 2 municipal water systems serving 415,565 residents.
Temple Terrace has the highest water quality score in Hillsborough County at 69/100. View the detailed report for Temple Terrace.
Given the water quality variation across Hillsborough County, we recommend reviewing your specific city's water quality report. 2 cities have scores below 70, where filtration is particularly recommended.
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.