Tap Water Results

Is North Little Rock, 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 Central Arkansas Water.

3 public water systems serve parts of North Little Rock. The largest, Central Arkansas Water, serves 368,455 people. Your water bill names your system.

Largest system

Central Arkansas Water

368,455 people · Surface water · EPA ID AR0000465

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 Central Arkansas Water 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.

North Little Rock homes and lead pipes

57%
of homes built before 1980 (Arkansas 40%, US 50%)
10%
built before 1950 (Arkansas 7%)
55%
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 North Little Rock city (tables B25034, B25003). Estimates for small places have a margin of error.

Other water systems serving North Little Rock

  • Grand Prairie Regional Water
    16,330 people · Groundwater · Arkansas · reported ZIPs here
    Lithium above screening level
  • Mid-Arkansas Utilities Public Water Authority
    11,745 people · Purchased surface water · Arkansas · reported ZIPs here
    No PFAS above limits

How nearby cities compare

CityMain water systemPFASLead (90th pct.)
Sherwood 5 mi
Central Arkansas Water
Central Arkansas WaterNone above limits1 ppb
Little Rock 8 mi
Central Arkansas Water
Central Arkansas WaterNone above limits1 ppb
Jacksonville 9 mi
Central Arkansas Water
Central Arkansas WaterNone above limits1 ppb
Cabot 18 mi
Cabot Waterworks
Cabot WaterworksNone above limits1 ppb
Benton 24 mi
Benton Waterworks
Benton WaterworksNone above limits1 ppb
Conway 24 mi
Conway Water System
Conway Water SystemNone above limits1 ppb
North Little Rock ZIP codes (4)
  • 72114
  • 72116
  • 72117
  • 72118

Questions

Is North Little Rock tap water safe to drink?

Central Arkansas Water 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 North Little Rock, AR?

3 public water systems serve parts of North Little Rock. The largest is Central Arkansas Water (368,455 people). Your water bill names your system. The EPA ID is also on your utility's Consumer Confidence Report.

Does North Little Rock tap water have PFAS?

None detected above EPA's reporting limits. Central Arkansas Water 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 North Little Rock homes have lead pipes?

Census estimates put 57% of North Little Rock 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. Central Arkansas Water'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.