Little Rock, SC Water Safety: 73/100 (2026)
1 ZIP code · 1 water system · Updated 2026-06-03
Tap water monitoring data for Little Rock shows a consistently clean picture in SC — few violations on record, compliance well above the median.
How Little Rock Compares
Data: EPA SDWIS Last verified: 2026-06-03
Little Rock Water: The Quick Version
- Homes built before 1986: 29% — older plumbing may contain lead solder.
- Estimated remediation: $2,500 per household.
- CDC health risk index: 14.49 — above typical levels.
Water Systems Serving Little Rock
While 1 water system appear in federal records for Little Rock, SC, one provider supplies the majority of residential connections — making it the central point of infrastructure and compliance accountability for most households.
Overview
We track water quality and home safety data for 1 ZIP code in Little Rock, South Carolina, covering 1 community water system serving approximately 532 people.
No EPA violations recorded across any ZIP codes in Little Rock — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Little Rock: B (73/100)
The score combines three factors:
| Factor | What It Measures |
|---|---|
| Water Quality | EPA violations and compliance history |
| Lead Levels | 90th percentile lead concentration vs EPA action level |
| Radon Risk | EPA radon zone classification |
Water Sources
Little Rock water systems draw from: Groundwater.
Lead & Copper
- Lead data: not yet available for Little Rock
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 3 (Low Risk)
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 29567 | B | CLIO TOWN OF (SC3410002) | 788 |
All ZIP Codes in Little Rock
- 29567 [B]
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
Updated daily.
CDC Health Data for Little Rock
Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.
Compared to National Average
Vertical line = national average. ■ Above national · ■ Below national
How Old Is Little Rock's Housing Stock?
Housing age data helps assess potential lead pipe and infrastructure risks. Newer housing stock generally means lower plumbing-related contamination risk.
Source: U.S. Census Bureau American Community Survey (ACS).
Housing Age Profile
Copper plumbing joined with lead solder was standard practice through the mid-1980s — a design choice that federal regulators prohibited in 1986. Little Rock's residential inventory, centered around a median build year of 1996, is weighted toward the post-prohibition era. That context is relevant because the primary plumbing risk in older homes comes not from the municipal water supply but from what happens as water moves through lead-jointed pipes inside the structure — an exposure pathway that newer homes mostly avoid.
Most homes in Little Rock were built after 1986, reducing the risk of lead contamination from plumbing. Older homes should still be tested.
Source: U.S. Census Bureau ACS B25034.
Little Rock: Remediation Cost in Perspective
In Little Rock, the equity impact of remediation sits at the elevated end of the scale — the cost-to-value ratio is high enough that most homeowners are weighing a genuine financial decision, one where planning and scope prioritization are practical tools rather than optional considerations, and early documentation of what needs addressing determines the shape of the commitment.
At 4.5% of home value, remediation costs in Little Rock represent a significant financial burden. For homes valued near the median, fixing water and safety issues could cost $1,800–$4,000. Home values here are 73% below the South Carolina average.
Protecting Children from Lead in Little Rock
Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.
29% of housing in Little Rock predates the federal action against lead solder — a contained share — and aggregate readings stay beneath the regulatory benchmark. Lead therefore sits in a quiet position on the local water-quality picture, with single-home draws as the standard tool for confirming any one address.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Climate-Related Water Risk for Little Rock
100% of ZIP codes in Little Rock are mapped into FEMA-designated flood zones, and the NFIP records 7 claims reflecting a multi-event flood history. That combination places local flood exposure in the range where water-quality implications deserve at least periodic attention.
Little Rock has a moderate flood history with 7 FEMA claims averaging $52,473 per payout. 100% of ZIP codes fall within FEMA flood zones. Flood events can contaminate drinking water and overwhelm treatment systems.
How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure. Flood damage can add significantly to the estimated <strong>$2,500</strong> remediation cost per household.
Residents in flood-prone areas should consider flood insurance even outside FEMA zones — over 25% of flood claims come from low-to-moderate risk areas. After any flood event, test your water before drinking.
Source: FEMA National Flood Insurance Program (NFIP) claims data, FEMA flood zone designations.
Deep Dive Reports
Detailed analysis for Little Rock, SC