Tap Water Quality Report

Tap water quality in DICKSON, Tennessee

Served by WATER AUTH OF DICKSON COUNTY. 68,675 residents.

Average score 65/100
Utilities 1
Population 68,675
D
65/100
Below Average
ⓘ How did we get this rating?
Quick answer

Tap water in DICKSON, Tennessee receives a grade of D (65/100) from TapWaterSafety.org. It's served by WATER AUTH OF DICKSON COUNTY. 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.

Data sources for this grade: utilities.csv EWG Tap Water Database ⓘ How did we get this rating?

What's in DICKSON's tap water

Top water quality concerns identified by the EPA and Environmental Working Group across the utility serving DICKSON.

Haloacetic acids (HAA9) significantly above health guideline

Moderate concern

Haloacetic acids (HAA9) detected at 32.3 ppb, 539x above the EWG health guideline of 0.06 ppb.

Haloacetic acids (HAA5) significantly above health guideline

Moderate concern

Haloacetic acids (HAA5) detected at 39.6 ppb, 396x above the EWG health guideline of 0.1 ppb.

Total trihalomethanes (TTHMs) significantly above health guideline

Moderate concern

Total trihalomethanes (TTHMs) detected at 40.8 ppb, 272x above the EWG health guideline of 0.15 ppb.

Recommended filters for DICKSON

Filters matched to the specific contaminants in DICKSON's water supply.

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 DICKSON'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
32.3 ppb 0.06 539× over
Haloacetic acids (HAA5)
Disinfection byproduct
39.6 ppb 0.1 60.0 60 396× over
Total trihalomethanes (TTHMs)
Disinfection byproduct
40.8 ppb 0.15 80.0 100 272× over
Trichloroacetic acid
Disinfection byproduct
21.1 ppb 0.1 211× over
Dichloroacetic acid
Disinfection byproduct
16.6 ppb 0.2 83× over
Chloroform
Disinfection byproduct
32.9 ppb 0.4 82× over
Bromodichloromethane
Disinfection byproduct
4.57 ppb 0.06 76× over
Chromium (hexavalent)
Heavy metal
0.138 ppb 0.02 6.9× over
Nitrate
Inorganic
0.262 ppm 0.14 10.0 11.3 11.3 10 1.9× over
Chlorate
Disinfection byproduct
276.1 ppb 210.0 1.3× over
Dibromochloromethane
Disinfection byproduct
0.078 ppb 0.1 Below guideline
Aluminum
Heavy metal
121.3 ppb 600.0 200 600 Below guideline
Monochloroacetic acid
Disinfection byproduct
2.0 ppb 53.0 Below guideline
Barium
Heavy metal
22.6 ppb 700.0 2000.0 1300 2000 Below guideline
Vanadium
Other
0.338 ppb 21.0 Below guideline
Manganese
Heavy metal
0.664 ppb 100.0 50 80 Below guideline
2,4-D
Pesticide/Herbicide
0.048 ppb 20.0 70.0 Below guideline
Strontium
Radiological
0.103 ppb 1500.0 Below guideline
Fluoride
Inorganic
0.617 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 WATER AUTH OF DICKSON COUNTY.

Treatment Plant

FacilityCUMBERLAND R

ZIP codes served

DICKSON's public water systems serve the following ZIP codes: