Water Quality in Fort Thomas, AZ: No Violations — Grade D
Grade D · Score 53/100 · 1 water system · Updated 2026-05-03
Fort Thomas's water has significant violations. Water testing and filtration are recommended.
Data: EPA Safe Drinking Water Information System (SDWIS) Last verified: 2026-05-03
Across all 1 water system serving Fort Thomas, AZ, federal monitoring data documents zero EPA violations — no MCL exceedances, no monitoring lapses, no enforcement actions anywhere in the compliance history.
Water Quality by ZIP Code in Fort Thomas
Water quality varies across Fort Thomas's 1 ZIP codes. Check your specific ZIP for detailed contaminant data.
| ZIP Code | Grade | Score | Violations | Health | |
|---|---|---|---|---|---|
| 85536 | D | 53 | 0 | 0 | View report → |
Water Quality Overview
Fort Thomas, Arizona receives a water quality grade of D with an overall score of 53 out of 100, based on EPA compliance data from the Safe Drinking Water Information System (SDWIS).
No EPA violations have been recorded for the 1 water system serving Fort Thomas. This is a positive indicator, though it does not guarantee the absence of all contaminants — some substances (like PFAS) are not yet fully regulated.
What Grade D Means
A grade of D indicates significant compliance issues. Fort Thomas's water systems have accumulated violations that suggest ongoing water quality challenges. Residents should check their specific ZIP code report and consider water testing or filtration.
Lead Levels
Lead testing data for Fort Thomas is currently being collected. The EPA requires all community water systems to test for lead under the Lead and Copper Rule.
Radon Risk
Fort Thomas is in EPA Radon Zone 2 (Moderate risk). Testing is recommended, especially for homes with basements or ground-level living spaces.
Water Systems Serving Fort Thomas
Fort Thomas is served by 1 community water system regulated under the Safe Drinking Water Act. These systems collectively serve approximately 400 people across 1 ZIP codes.
Each water system is identified by a Public Water System ID (PWSID) and is required to:
- Test for over 90 regulated contaminants on a regular schedule
- Report results to the EPA and state regulators
- Issue an annual Consumer Confidence Report (CCR) to all customers
- Take corrective action when violations occur
How to Check Your Water in Fort Thomas
Enter your ZIP code on ZipCheckup to see your specific water system data, including contaminant levels, violation history, and safety scores
Request your CCR — your water utility must provide an annual Consumer Confidence Report with detailed test results for all monitored contaminants
Get a home test — certified kits cost $20–$50 and test for lead, bacteria, and common contaminants. Professional lab tests ($150–$400) cover a broader panel
Consider filtration — NSF-certified filters can remove specific contaminants. Reverse osmosis removes the broadest range; activated carbon is effective for chlorine and many organics
Check for advisories — monitor your local utility website and local news for boil water advisories or system alerts
Fort Thomas vs. Nearby Arizona Cities
How Fort Thomas's water quality compares to similar cities in Arizona:
| City | Grade | Violations | Systems | Population |
|---|---|---|---|---|
| Fort Thomas | D | 0 | 1 | 400 |
| Bylas | D | 0 | 1 | 400 |
| Eden | B | 35 | 1 | 400 |
| Picacho | B | 70 | 2 | 395 |
Common Questions About Fort Thomas Water
These are the most common questions residents search for about water quality in Fort Thomas, Arizona:
Is Fort Thomas water hard or soft? Water hardness varies by source. Fort Thomas's 1 water system uses a single source. Check your ZIP code report for specific hardness data.
Can I drink Fort Thomas tap water? Fort Thomas's water receives a grade of D (53/100). No health-based violations have been recorded, but home testing is always recommended.
What is the best water filter for Fort Thomas? A NSF/ANSI 53-certified filter for lead removal is a good general choice. See our Water Filter Matcher for personalized recommendations.
Fort Thomas vs. Arizona Average
Understanding how Fort Thomas compares to the broader Arizona average helps contextualize your local water quality. Factors like water source, treatment methods, and infrastructure age all contribute to differences between cities in the same state.
To see how individual neighborhoods compare, check the ZIP code reports below — water quality can vary significantly even within Fort Thomas.
ZIP Codes in Fort Thomas
Fort Thomas spans 1 ZIP code. Each ZIP code has its own water quality profile based on the specific water system serving that area. Check each ZIP code for detailed contaminant data, violation history, and system information.
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
- Enforcement: EPA ECHO database
- Filter recommendations: NSF/ANSI certified products
Updated daily.