Water Quality Report · Updated May 12, 2026
HIXSON UTILITY DISTRICT
HIXSON UTILITY DISTRICT delivers tap water graded B (75/100) by TapWaterSafety.org. The utility serves approximately 68,306 residents in HIXSON, Tennessee using groundwater. The most significant water quality concerns are: Total trihalomethanes (TTHMs) significantly above health guideline; Haloacetic acids (HAA9) significantly above health guideline; Bromodichloromethane significantly above health guideline. For questions, the utility can be reached at 423-877-3513.
Is HIXSON tap water safe to drink?
HIXSON UTILITY DISTRICT delivers tap water that earns a grade of B (75/100) from TapWaterSafety.org — a good rating, with only minor concerns relative to health-based guidelines.
The utility serves 68,306 residents in HIXSON, drawing from groundwater.
Public testing data identifies 10 contaminants in this water above EWG's health-based guidelines, including: Total trihalomethanes (TTHMs), Haloacetic acids (HAA9), Bromodichloromethane, Haloacetic acids (HAA5), Chromium (hexavalent), Dichloroacetic acid, Radium, combined (-226 and -228), Chloroform, Nitrate, Dibromochloromethane. For most residents, a properly certified home filter at the kitchen tap is the most cost-effective way to reduce exposure to whatever's in your water. See our filter recommendations below, matched specifically to this utility's contaminant profile.
Quick actions for HIXSON residents
Top concerns in this water
Based on the most recent EPA and EWG data, these are the most significant water quality issues for HIXSON UTILITY DISTRICT.
Total trihalomethanes (TTHMs) significantly above health guideline
Moderate concernTotal trihalomethanes (TTHMs) detected at 5.87 ppb, 39x above the EWG health guideline of 0.15 ppb.
Haloacetic acids (HAA9) significantly above health guideline
Moderate concernHaloacetic acids (HAA9) detected at 1.67 ppb, 28x above the EWG health guideline of 0.06 ppb.
Bromodichloromethane significantly above health guideline
Moderate concernBromodichloromethane detected at 1.07 ppb, 18x above the EWG health guideline of 0.06 ppb.
Contact HIXSON UTILITY DISTRICT
Reach the utility directly for service issues, water quality concerns, or to request your Consumer Confidence Report.
General Contact
Treatment Plant
Recommended water filters for HIXSON
Filters matched to the specific contaminants in this 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.
Score breakdown
This utility's overall score of 75/100 breaks down across five weighted components. Read the full methodology →
Contaminants detected — international standards comparison
Every contaminant detected, compared side-by-side against US EPA legal limits, the EU Drinking Water Directive (2020/2184), WHO Guidelines, and California's Public Health Goal (the strictest US benchmark). 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 |
5.87 ppb | 0.15 | 80.0 | 100 | — | — | — | 39× over |
| Haloacetic acids (HAA9) Disinfection byproduct |
1.67 ppb | 0.06 | — | — | — | — | — | 28× over |
| Bromodichloromethane Disinfection byproduct |
1.07 ppb | 0.06 | — | — | — | — | — | 18× over |
| Haloacetic acids (HAA5) Disinfection byproduct |
1.55 ppb | 0.1 | 60.0 | 60 | — | — | — | 16× over |
| Chromium (hexavalent) Heavy metal |
0.266 ppb | 0.02 | — | — | — | — | — | 13× over |
| Dichloroacetic acid Disinfection byproduct |
1.55 ppb | 0.2 | — | — | — | — | — | 7.8× over |
| Radium, combined (-226 and -228) Radiological |
0.29 pCi/L | 0.05 | 5.0 | — | — | — | — | 5.7× over |
| Chloroform Disinfection byproduct |
2.24 ppb | 0.4 | — | — | — | — | — | 5.6× over |
| Nitrate Inorganic |
0.677 ppm | 0.14 | 10.0 | 11.3 | 11.3 | 10 | — | 4.8× over |
| Dibromochloromethane Disinfection byproduct |
0.21 ppb | 0.1 | — | — | — | — | — | 2.1× over |
| Chlorate Disinfection byproduct |
9.25 ppb | 210.0 | — | — | — | — | — | Below guideline |
| Barium Heavy metal |
19.1 ppb | 700.0 | 2000.0 | — | 1300 | 2000 | — | Below guideline |
| Vanadium Other |
0.275 ppb | 21.0 | — | — | — | — | — | Below guideline |
| Manganese Heavy metal |
0.125 ppb | 100.0 | — | 50 | 80 | — | — | Below guideline |
| Strontium Radiological |
0.0615 ppb | 1500.0 | — | — | — | — | — | Below guideline |
| Fluoride Inorganic |
0.615 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 (4th ed.), California OEHHA PHGs, EWG Tap Water Database.
HIXSON UTILITY DISTRICT service area
This water system serves 1 community in Hamilton County, Tennessee. Click any city for its dedicated tap water quality page.
Find the right filter for HIXSON water
Browse filter categories by water-quality concern. Each option below is NSF-certified for the matched contaminant type.