Tap Water Quality Report
Tap water quality in FT. THOMAS, Kentucky
Tap water in FT. THOMAS, Kentucky receives a grade of C (78/100) from TapWaterSafety.org. It's served by NORTHERN KENTUCKY WATER DISTRICT. The most significant water quality concerns are: Total trihalomethanes (TTHMs) significantly above health guideline; Haloacetic acids (HAA9) significantly above health guideline; Haloacetic acids (HAA5) significantly above health guideline. Data sources: EPA SDWIS, EPA ECHO, EWG Tap Water Database.
What's in FT. THOMAS's tap water
Top water quality concerns identified by the EPA and Environmental Working Group across the utility serving FT. THOMAS.
Total trihalomethanes (TTHMs) significantly above health guideline
Moderate concernTotal trihalomethanes (TTHMs) detected at 30.3 ppb, 202x above the EWG health guideline of 0.15 ppb.
Haloacetic acids (HAA9) significantly above health guideline
Moderate concernHaloacetic acids (HAA9) detected at 9.78 ppb, 163x above the EWG health guideline of 0.06 ppb.
Haloacetic acids (HAA5) significantly above health guideline
Moderate concernHaloacetic acids (HAA5) detected at 7.56 ppb, 76x above the EWG health guideline of 0.1 ppb.
Recommended filters for FT. THOMAS
Filters matched to the specific contaminants in FT. THOMAS's water supply.
Carbon block (NSF/ANSI 42 + 53)
$40-$750Activated carbon is highly effective for disinfection byproducts like TTHM and HAA5.
Disclosure: TapWaterSafety earns a commission from purchases made through these links. This does not influence our scoring methodology or filter selection.
All contaminants detected in FT. THOMAS's tap water
Every contaminant identified, compared side-by-side against US EPA legal limits, the EU Drinking Water Directive (2020/2184), WHO Guidelines, and California's Public Health Goal. Why we show multiple standards →
| Contaminant | Detected | EWG US health-based |
EPA US legal |
EU DWD Europe |
WHO global |
CA PHG strictest US |
Tested sample year |
Status |
|---|---|---|---|---|---|---|---|---|
| Total trihalomethanes (TTHMs) Disinfection byproduct |
30.3 ppb | 0.15 | 80.0 | 100 | — | — | — | 202× over |
| Haloacetic acids (HAA9) Disinfection byproduct |
9.78 ppb | 0.06 | — | — | — | — | — | 163× over |
| Haloacetic acids (HAA5) Disinfection byproduct |
7.56 ppb | 0.1 | 60.0 | 60 | — | — | — | 76× over |
| Nitrate Inorganic |
0.665 ppm | 0.14 | 10.0 | 11.3 | 11.3 | 10 | — | 4.7× over |
| Nitrate and nitrite Inorganic |
0.665 ppm | 0.14 | 10.0 | 11.3 | 11.3 | 10 | — | 4.7× over |
| Chromium (hexavalent) Heavy metal |
0.0857 ppb | 0.02 | — | — | — | — | — | 4.3× over |
| Chlorate Disinfection byproduct |
272.9 ppb | 210.0 | — | — | — | — | — | 1.3× over |
| 1,4-Dioxane Semi-volatile organic compound |
0.292 ppb | 0.35 | — | — | 50 | 1 | — | Below guideline |
| Bromochloromethane Other |
0.009 ppb | 0.06 | — | — | — | — | — | Below guideline |
| Hexafluoropropylene oxide dimer acid (HFPO-DA) Other |
1.26 ppt | 9.0 | 10.0 | — | — | — | — | Below guideline |
| Molybdenum Other |
1.54 ppb | 40.0 | — | — | — | — | — | Below guideline |
| Barium Heavy metal |
25.4 ppb | 700.0 | 2000.0 | — | 1300 | 2000 | — | Below guideline |
| Aluminum Heavy metal |
12.7 ppb | 600.0 | — | 200 | — | 600 | — | Below guideline |
| Vanadium Other |
0.236 ppb | 21.0 | — | — | — | — | — | Below guideline |
| Manganese Heavy metal |
0.582 ppb | 100.0 | — | 50 | 80 | — | — | Below guideline |
| 2,4-D Pesticide/Herbicide |
0.052 ppb | 20.0 | 70.0 | — | — | — | — | Below guideline |
| Perfluoropentanoic Acid (PFPeA) PFAS |
0.883 ppt | 1000.0 | — | — | — | — | — | Below guideline |
| Strontium Radiological |
0.23 ppb | 1500.0 | — | — | — | — | — | Below guideline |
| Fluoride Inorganic |
0.783 ppm | — | 4.0 | 1.5 | 1.5 | — | — | Below guideline |
All values in the unit of the detected level. Red cells indicate the detected level exceeds that standard. Some contaminants have limits in some jurisdictions but not others (shown as —). The "Tested" column shows the year each contaminant sample was collected.
Sources: US EPA, EU Drinking Water Directive 2020/2184, WHO Guidelines, California OEHHA PHGs, EWG Tap Water Database.
Treatment plant contact info
For service issues, water quality concerns, or to request a Consumer Confidence Report from NORTHERN KENTUCKY WATER DISTRICT.