Tap Water Quality Report

Tap water quality in NEWNAN, Georgia

Served by COWETA WATER & SEWER AUTH.. 92,907 residents.

Average score 65/100
Utilities 1
Population 92,907
D
65/100
Below Average
ⓘ How did we get this rating?
Quick answer

Tap water in NEWNAN, Georgia receives a grade of D (65/100) from TapWaterSafety.org. It's served by COWETA WATER & SEWER AUTH.. The most significant water quality concerns are: Haloacetic acids (HAA9) significantly above health guideline; Total trihalomethanes (TTHMs) significantly above health guideline; Haloacetic acids (HAA5) 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 NEWNAN's tap water

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

Haloacetic acids (HAA9) significantly above health guideline

Moderate concern

Haloacetic acids (HAA9) detected at 35.6 ppb, 593x above the EWG health guideline of 0.06 ppb.

Total trihalomethanes (TTHMs) significantly above health guideline

Moderate concern

Total trihalomethanes (TTHMs) detected at 53.6 ppb, 357x above the EWG health guideline of 0.15 ppb.

Haloacetic acids (HAA5) significantly above health guideline

Moderate concern

Haloacetic acids (HAA5) detected at 27.1 ppb, 271x above the EWG health guideline of 0.1 ppb.

Recommended filters for NEWNAN

Filters matched to the specific contaminants in NEWNAN'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 NEWNAN'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 →

🇪🇺
NEWNAN's tap water would fail European Union drinking water standards. One or more detected contaminants exceed EU Drinking Water Directive 2020/2184 limits, even though they may be fully legal under US EPA rules. View the standards we compare against →
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
35.6 ppb 0.06 593× over
Total trihalomethanes (TTHMs)
Disinfection byproduct
53.6 ppb 0.15 80.0 100 357× over
Haloacetic acids (HAA5)
Disinfection byproduct
27.1 ppb 0.1 60.0 60 271× over
Trichloroacetic acid
Disinfection byproduct
14.5 ppb 0.1 145× over
Bromodichloromethane
Disinfection byproduct
7.31 ppb 0.06 122× over
Chloroform
Disinfection byproduct
38.7 ppb 0.4 97× over
Dichloroacetic acid
Disinfection byproduct
12.5 ppb 0.2 62× over
Dibromochloromethane
Disinfection byproduct
2.77 ppb 0.1 28× over
Chromium (hexavalent)
Heavy metal
0.1 ppb 0.02 5.0× over
Chlorite
Disinfection byproduct
107.0 ppb 50.0 1000.0 2.1× over
Chlorate
Disinfection byproduct
365.9 ppb 210.0 1.7× over
Manganese
Heavy metal
64.4 ppb 100.0 50 80 Fails EU
Vanadium
Other
0.518 ppb 21.0 Below guideline
Molybdenum
Other
0.169 ppb 40.0 Below guideline
Monochloroacetic acid
Disinfection byproduct
0.111 ppb 53.0 Below guideline
Strontium
Radiological
0.0422 ppb 1500.0 Below guideline
Chlorodifluoromethane
Other
0.0277 ppb Below guideline
Fluoride
Inorganic
0.6 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 COWETA WATER & SEWER AUTH..

Treatment Plant

FacilityWELL #7 PLANT

ZIP codes served

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