Tap Water Results

Is Fayetteville, AR 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 Fayetteville Waterworks.

4 public water systems serve parts of Fayetteville. The largest, Fayetteville Waterworks, serves 116,398 people. Your water bill names your system.

Largest system

Fayetteville Waterworks

116,398 people · Purchased surface water · EPA ID AR0000569

Buys treated water from Beaver Water District.

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: 1 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: 0

Full Fayetteville Waterworks results

Across Arkansas, 0 of 172 water systems EPA tested had PFAS above a 2024 federal limit, and 7 systems were above the lead action level in results from the last five years. Arkansas results.

Fayetteville homes and lead pipes

25%
of homes built before 1980 (Arkansas 40%, US 50%)
4%
built before 1950 (Arkansas 7%)
58%
of households rent (Arkansas 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 Fayetteville city (tables B25034, B25003). Estimates for small places have a margin of error.

Other water systems serving Fayetteville

  • Washington Water Authority Wwa
    20,140 people · Purchased surface water · Arkansas · reported ZIPs here
    Total trihalomethanes (TTHM) violations
  • Madison County Water Facilities Board
    11,435 people · Purchased surface water · Arkansas · reported ZIPs here
    No PFAS above limits
  • Mount Olive Water Association
    6,308 people · Purchased surface water · Arkansas · reported ZIPs here
    No PFAS above limits

How nearby cities compare

CityMain water systemPFASLead (90th pct.)
Springdale 8 mi
Springdale Water Utilities
Springdale Water UtilitiesNone above limits1 ppb
Rogers 17 mi
Rogers Water Utilities
Rogers Water UtilitiesNone above limits1 ppb
Bentonville 20 mi
Bentonville Water Utilities
Bentonville Water UtilitiesNone above limits1 ppb
Centerton 21 mi
Centerton Waterworks
Centerton WaterworksNone above limits1 ppb
Bella Vista 28 mi
Bella Vista Poa Water System
Bella Vista Poa Water SystemNone above limits1.5 ppb
Fort Smith 51 mi
Fort Smith Water Utilities
Fort Smith Water UtilitiesNone above limits1 ppb
Fayetteville ZIP codes (2)
  • 72701
  • 72703

Questions

Is Fayetteville tap water safe to drink?

Fayetteville Waterworks has had no 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 Fayetteville, AR?

4 public water systems serve parts of Fayetteville. The largest is Fayetteville Waterworks (116,398 people). Your water bill names your system. The EPA ID is also on your utility's Consumer Confidence Report.

Does Fayetteville tap water have PFAS?

None detected above EPA's reporting limits. Fayetteville Waterworks 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 Fayetteville homes have lead pipes?

Census estimates put 25% of Fayetteville homes as built before 1980 (Arkansas: 40%). Lead service lines and lead solder were allowed until 1986, so older homes are more likely to have them. Fayetteville Waterworks'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.