Tap Water Results

Is Newnan, GA tap water safe?

Data: U.S. EPA · How we read the data · How we check it

Summary

No federal limits exceeded in EPA data for Coweta Water & Sewer Authority.

2 public water systems serve parts of Newnan. The largest, Coweta Water & Sewer Authority, serves 92,907 people. Your water bill names your system.

Largest system

Coweta Water & Sewer Authority

92,907 people · Surface water · EPA ID GA0770042

Buys treated water from Newnan Utilities, Griffin Water System, City of Atlanta Department of Watershed Management.

PFASHighest averageLimitStatus
PFOA
Not detected
–4 pptNot detected
PFOS
Not detected
–4 pptNot detected
PFHxS
Not detected
–10 pptNot detected
PFNA
Not detected
–10 pptNot detected
HFPO-DA (GenX)
Not detected
–10 pptNot detected

ppt = parts per trillion. "Highest average" is the highest average at any of the system's entry points, the way EPA compares results with the limits.

Lead: 3.9 ppb at the 90th percentile (Dec 2025, and 9 in 10 homes sampled were at or below it) Below action level
Health-based violations since 2016: 2

Full Coweta Water & Sewer Authority results

Across Georgia, 27 of 252 water systems EPA tested had PFAS above a 2024 federal limit, and 16 systems were above the lead action level in results from the last five years. Georgia results.

Newnan homes and lead pipes

23%
of homes built before 1980 (Georgia 32%, US 50%)
9%
built before 1950 (Georgia 6%)
42%
of households rent (Georgia 34%)

Lead service lines and lead solder were allowed until 1986, so homes from before then are the ones to check. Renting? Ask your landlord what the service line is made of, because it's their pipe to replace. How to check your own line.

Housing: Census American Community Survey 2020–2024 5-year estimates for Newnan city (tables B25034, B25003). Estimates for small places have a margin of error.

Other water systems serving Newnan

  • Newnan Utilities
    48,451 people · Surface water · Georgia · lists this city
    No PFAS above limits

How nearby cities compare

CityMain water systemPFASLead (90th pct.)
Peachtree City 12 mi
Fayette County Water System
Fayette County Water SystemNone above limits1.3 ppb
Union City 19 mi
Union City Water System
Union City Water SystemNone above limits–
Carrollton 23 mi
Carrollton Water System
Carrollton Water SystemNone above limits12.3 ppb
Douglasville 25 mi
Douglasville-Douglas County Water & Sewer Authority
Douglasville-Douglas County Water & Sewer AuthorityNone above limits2.3 ppb
East Point 26 mi
East Point Water System
East Point Water SystemNone above limits1.7 ppb
LaGrange 29 mi
Lagrange Water System
Lagrange Water SystemNone above limits1.1 ppb
Newnan ZIP codes (1)
  • 30263

Questions

Is Newnan tap water safe to drink?

Coweta Water & Sewer Authority had 2 health-based violations since 2016. Utility data can't show lead from your own pipes: if your home was built before 1986, test your tap. Your utility's annual Consumer Confidence Report is the official summary.

Who supplies water in Newnan, GA?

2 public water systems serve parts of Newnan. The largest is Coweta Water & Sewer Authority (92,907 people). Your water bill names your system. The EPA ID is also on your utility's Consumer Confidence Report.

Does Newnan tap water have PFAS?

None detected above EPA's reporting limits. Coweta Water & Sewer Authority had no PFAS detected in EPA's 2023–2025 testing. "Not detected" means below the reporting limit (about 2 to 20 ppt), not proven zero.

Do Newnan homes have lead pipes?

Census estimates put 23% of Newnan homes as built before 1980 (Georgia: 32%). Lead service lines and lead solder were allowed until 1986, so older homes are more likely to have them. Coweta Water & Sewer Authority's service line inventory says what your line is made of. The only way to know for your home is to check the line where it enters the house and test your tap.

Source: U.S. EPA drinking water records and PFAS testing (UCMR 5). How we read the data.