Tap Water Quality Report
Tap water quality in MOUNT JULIET, Tennessee
Tap water in MOUNT JULIET, Tennessee receives a grade of D (65/100) from TapWaterSafety.org. It's served by WEST WILSON UTILITY DISTRICT. The most significant water quality concerns are: Haloacetic acids (HAA9) significantly above health guideline; Haloacetic acids (HAA5) significantly above health guideline; Total trihalomethanes (TTHMs) significantly above health guideline. Data sources: EPA SDWIS, EPA ECHO, EWG Tap Water Database.
What's in MOUNT JULIET's tap water
Top water quality concerns identified by the EPA and Environmental Working Group across the utility serving MOUNT JULIET.
Haloacetic acids (HAA9) significantly above health guideline
Moderate concernHaloacetic acids (HAA9) detected at 43.4 ppb, 723x above the EWG health guideline of 0.06 ppb.
Haloacetic acids (HAA5) significantly above health guideline
Moderate concernHaloacetic acids (HAA5) detected at 36.8 ppb, 368x above the EWG health guideline of 0.1 ppb.
Total trihalomethanes (TTHMs) significantly above health guideline
Moderate concernTotal trihalomethanes (TTHMs) detected at 38.3 ppb, 255x above the EWG health guideline of 0.15 ppb.
Recommended filters for MOUNT JULIET
Filters matched to the specific contaminants in MOUNT JULIET'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 MOUNT JULIET'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 |
|---|---|---|---|---|---|---|---|---|
| Haloacetic acids (HAA9) Disinfection byproduct |
43.4 ppb | 0.06 | — | — | — | — | — | 723× over |
| Haloacetic acids (HAA5) Disinfection byproduct |
36.8 ppb | 0.1 | 60.0 | 60 | — | — | — | 368× over |
| Total trihalomethanes (TTHMs) Disinfection byproduct |
38.3 ppb | 0.15 | 80.0 | 100 | — | — | — | 255× over |
| Trichloroacetic acid Disinfection byproduct |
18.3 ppb | 0.1 | — | — | — | — | — | 183× over |
| Bromodichloromethane Disinfection byproduct |
5.26 ppb | 0.06 | — | — | — | — | — | 88× over |
| Dichloroacetic acid Disinfection byproduct |
16.6 ppb | 0.2 | — | — | — | — | — | 83× over |
| Chloroform Disinfection byproduct |
32.5 ppb | 0.4 | — | — | — | — | — | 81× over |
| Chromium (hexavalent) Heavy metal |
0.095 ppb | 0.02 | — | — | — | — | — | 4.8× over |
| Nitrate Inorganic |
0.357 ppm | 0.14 | 10.0 | 11.3 | 11.3 | 10 | — | 2.5× over |
| 1,4-Dioxane Semi-volatile organic compound |
0.025 ppb | 0.35 | — | — | 50 | 1 | — | Below guideline |
| Monochloroacetic acid Disinfection byproduct |
2.19 ppb | 53.0 | — | — | — | — | — | Below guideline |
| Vanadium Other |
0.263 ppb | 21.0 | — | — | — | — | — | Below guideline |
| Manganese Heavy metal |
0.575 ppb | 100.0 | — | 50 | 80 | — | — | Below guideline |
| Strontium Radiological |
0.102 ppb | 1500.0 | — | — | — | — | — | Below guideline |
| Fluoride Inorganic |
0.677 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 WEST WILSON UTILITY DISTRICT.