Arkansas · population 204,774
Lead pipes in Little Rock, AR
9,804 lead or galvanized lines to replace
Most of Little Rock (population 204,774) gets its water from Central Arkansas Water. That system reported 0 lead and 9,804 galvanized-requiring-replacement service lines out of 172,233, with 3,953 more of unknown material.
5.7% of Central Arkansas Water's service lines are lead or galvanized requiring replacement, higher than the Arkansas average (0.9%) and higher than the national average (3.1%).
- Lead 0%
- Galvanized (replace) 5.7%
- Unknown 2.3%
- Non-lead 92%
Latest lead test for Central Arkansas Water (Jan 2023–Dec 2025): 1 ppb at the 90th percentile, against a 15 ppb federal action level. Full test history.
Compliance record: EPA lists no Lead and Copper Rule violations since 2015 for Central Arkansas Water.
Water systems serving Little Rock
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| Central Arkansas WaterMain system | 0 | 9,804 | 3,953 | 5.7% |
Matched from EPA water system service area boundaries and the cities each system reports serving. Edges of the city may be served by a neighboring system; your water bill names your utility.
Check your address in Little Rock
The counts above cover the whole water system. To see whether your line is lead, look up your address on Central Arkansas Water's official inventory. Utilities had to make these public by October 16, 2024.
No map yet? Do the 2-minute scratch and magnet test.
Protect your drinking water
If your line is lead, galvanized or unknown, use a filter certified to NSF/ANSI 53 for lead for drinking, cooking and baby formula, and use only cold water.
Choosing a lead-certified filter · Testing your water · Replacement cost
Nearby cities
- Shannon Hills409 unknown
- North Little Rock9,804 lead + galv. lines
- Alexander9,804 lead + galv. lines
- Maumelle9,804 lead + galv. lines
- Wrightsville9,804 lead + galv. lines
- Bryant2,047 unknown
- Sherwood9,804 lead + galv. lines
- Benton6,564 unknown
Check another water system
Questions
Does Little Rock, AR have lead pipes?
Yes. Central Arkansas Water, which serves Little Rock, reported 0 lead and 9,804 galvanized-requiring-replacement service lines, plus 3,953 of unknown material.
Who supplies water to Little Rock?
EPA's service area maps place most of Little Rock in Central Arkansas Water's service area (PWSID AR0000465).
How do I check whether my Little Rock home has a lead service line?
Search your address on Central Arkansas Water's service line inventory map. You can also scratch the pipe where water enters your home: lead is soft, dull gray, scratches to shiny silver and doesn't attract a magnet.
When will lead pipes in Little Rock be replaced?
EPA's Lead and Copper Rule Improvements require most systems to replace lead and galvanized-requiring-replacement lines by December 31, 2037. Ask Central Arkansas Water whether your street is scheduled and whether it covers the private side.