Water Quality Report · Updated May 12, 2026
DAVIDSON WATER INC
DAVIDSON WATER INC delivers tap water graded F (50/100) by TapWaterSafety.org. The utility serves approximately 153,632 residents in LEXINGTON, North Carolina using surface water. The most significant water quality concerns are: PFAS contamination; Haloacetic acids (HAA9) significantly above health guideline; Perfluorohexane sulfonate (PFHXS) significantly above health guideline; Total trihalomethanes (TTHMs) significantly above health guideline. For questions, the utility can be reached at 336-731-5525.
Is LEXINGTON tap water safe to drink?
DAVIDSON WATER INC delivers tap water that earns a grade of F (50/100) from TapWaterSafety.org — a poor rating, with significant contamination concerns and/or recent violations.
The utility serves 153,632 residents in LEXINGTON, drawing from surface water.
Public testing data identifies 15 contaminants in this water above EWG's health-based guidelines, including: Haloacetic acids (HAA9), Perfluorohexane sulfonate (PFHXS), Total trihalomethanes (TTHMs), Haloacetic acids (HAA5), Bromodichloromethane, Perfluorodecanoic acid (PFDA), Trichloroacetic acid, Chloroform, Dichloroacetic acid, Perfluorononanoic acid (PFNA), Dibromochloromethane, Dibromoacetic acid, Perfluorooctanoic acid (PFOA), Chromium (hexavalent), Perfluorooctane sulfonate (PFOS). 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 LEXINGTON residents
Top concerns in this water
Based on the most recent EPA and EWG data, these are the most significant water quality issues for DAVIDSON WATER INC.
PFAS contamination
Severe concernPerfluorononanoic acid (PFNA), Perfluorooctanoic acid (PFOA) detected. PFAS are persistent chemicals linked to cancer and immune effects with no known safe exposure threshold.
Haloacetic acids (HAA9) significantly above health guideline
Moderate concernHaloacetic acids (HAA9) detected at 35.1 ppb, 586x above the EWG health guideline of 0.06 ppb.
Perfluorohexane sulfonate (PFHXS) significantly above health guideline
Moderate concernPerfluorohexane sulfonate (PFHXS) detected at 0.42 ppt, 420x above the EWG health guideline of 0.001 ppt.
Total trihalomethanes (TTHMs) significantly above health guideline
Moderate concernTotal trihalomethanes (TTHMs) detected at 38.4 ppb, 256x above the EWG health guideline of 0.15 ppb.
Contact DAVIDSON WATER INC
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 LEXINGTON
Filters matched to the specific contaminants in this water supply.
Reverse Osmosis or NSF P473 certified carbon
$80-$750Activated carbon and RO are the only technologies proven to remove PFAS at certified levels.
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 50/100 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 |
|---|---|---|---|---|---|---|---|---|
| Haloacetic acids (HAA9) Disinfection byproduct |
35.1 ppb | 0.06 | — | — | — | — | — | 586× over |
| Perfluorohexane sulfonate (PFHXS) PFAS |
0.42 ppt | 0.001 | 10.0 | — | — | — | — | 420× over |
| Total trihalomethanes (TTHMs) Disinfection byproduct |
38.4 ppb | 0.15 | 80.0 | 100 | — | — | — | 256× over |
| Haloacetic acids (HAA5) Disinfection byproduct |
21.5 ppb | 0.1 | 60.0 | 60 | — | — | — | 215× over |
| Bromodichloromethane Disinfection byproduct |
8.29 ppb | 0.06 | — | — | — | — | — | 138× over |
| Perfluorodecanoic acid (PFDA) PFAS |
0.6 ppt | 0.006 | — | — | — | — | — | 100× over |
| Trichloroacetic acid Disinfection byproduct |
8.25 ppb | 0.1 | — | — | — | — | — | 82× over |
| Chloroform Disinfection byproduct |
27.4 ppb | 0.4 | — | — | — | — | — | 69× over |
| Dichloroacetic acid Disinfection byproduct |
12.4 ppb | 0.2 | — | — | — | — | — | 62× over |
| Perfluorononanoic acid (PFNA) PFAS |
0.22 ppt | 0.006 | 10.0 | — | — | — | — | 37× over |
| Dibromochloromethane Disinfection byproduct |
2.49 ppb | 0.1 | — | — | — | — | — | 25× over |
| Dibromoacetic acid Disinfection byproduct |
0.247 ppb | 0.03 | — | — | — | — | — | 8.2× over |
| Perfluorooctanoic acid (PFOA) PFAS |
0.44 ppt | 0.09 | 4.0 | 100 | 100 | 0.007 | — | 4.9× over |
| Chromium (hexavalent) Heavy metal |
0.0488 ppb | 0.02 | — | — | — | — | — | 2.4× over |
| Perfluorooctane sulfonate (PFOS) PFAS |
0.6 ppt | 0.3 | 4.0 | 100 | 100 | 1 | — | 2.0× over |
| Chlorate Disinfection byproduct |
131.8 ppb | 210.0 | — | — | — | — | — | Below guideline |
| Chlorite Disinfection byproduct |
24.7 ppb | 50.0 | 1000.0 | — | — | — | — | Below guideline |
| Bromoform Disinfection byproduct |
0.142 ppb | 0.5 | — | — | — | — | — | Below guideline |
| 1,4-Dioxane Semi-volatile organic compound |
0.025 ppb | 0.35 | — | — | 50 | 1 | — | Below guideline |
| Monochloroacetic acid Disinfection byproduct |
0.518 ppb | 53.0 | — | — | — | — | — | Below guideline |
| Manganese Heavy metal |
0.565 ppb | 100.0 | — | 50 | 80 | — | — | Below guideline |
| Vanadium Other |
0.075 ppb | 21.0 | — | — | — | — | — | Below guideline |
| Monobromoacetic acid Disinfection byproduct |
0.0471 ppb | 25.0 | — | — | — | — | — | Below guideline |
| Perfluorohexanoic Acid (PFHxA) PFAS |
0.78 ppt | 1000.0 | — | — | — | — | — | Below guideline |
| Perfluorobutanoic Acid (PFBA) PFAS |
0.54 ppt | 1000.0 | — | — | — | — | — | Below guideline |
| Strontium Radiological |
0.0503 ppb | 1500.0 | — | — | — | — | — | Below guideline |
| Fluoride Inorganic |
0.204 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.
DAVIDSON WATER INC service area
This water system serves 1 community in Davidson County, North Carolina. Click any city for its dedicated tap water quality page.
Find the right filter for LEXINGTON water
Browse filter categories by water-quality concern. Each option below is NSF-certified for the matched contaminant type.