Natural Dam, AR Water Safety: 66/100 (2026)
1 ZIP code · 1 water system · Updated 2026-06-03
Within Natural Dam, water safety data for AR reveals moderate quality — federal standards are generally met, but documented exceptions exist in specific service areas.
How Natural Dam Compares
Data: EPA SDWIS Last verified: 2026-06-03
What You Should Know About Natural Dam Water
- Homes built before 1986: 45% — older plumbing may contain lead solder.
- CDC health risk index: 14.82 — above typical levels.
Who Supplies Your Water in Natural Dam
In Natural Dam, AR, the drinking water supply is organized under a single dominant utility — a consolidated structure that shapes how infrastructure investment, regulatory compliance, and rate decisions flow to households. When one provider handles the overwhelming share of residential connections out of 1 tracked system, accountability is clear: service upgrades, EPA violation responses, and tariff changes all funnel through that single organizational structure.
Overview
We track water quality and home safety data for 1 ZIP code in Natural Dam, Arkansas (population ~372), covering 1 community water system serving approximately 8,529 people region-wide.
No EPA violations recorded across any ZIP codes in Natural Dam — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Natural Dam: C (66/100)
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
Natural Dam water systems draw from: Surface water.
Lead & Copper
- Lead data: not yet available for Natural Dam
- 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 |
|---|---|---|---|
| 72948 | C | CEDARVILLE WATERWORKS FBCC | 8,529 |
All ZIP Codes in Natural Dam
- 72948 [C]
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.
Health Outcomes in Natural Dam
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
Housing & Infrastructure in Natural Dam
With 45% of homes built before 1986, lead solder in plumbing is a potential concern. The EPA banned lead solder in 1986, but many older homes retain original plumbing.
Source: U.S. Census Bureau American Community Survey (ACS).
Housing Age Profile
Over the decades, Natural Dam accumulated housing from multiple construction periods. The median build year of 1996 places the midpoint of that stock near the 1986 threshold when lead solder in plumbing became federally prohibited — leaving a sizable share of homes on each side of that safety line.
Most homes in Natural Dam 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.
Lead Exposure Risk for Children in Natural Dam
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.
45% of Natural Dam housing dates to the pre-rule era, alongside aggregate readings hovering at the federal action mark — household-level confirmation through a draw-test kit fits the local picture.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
What You Can Do in Natural Dam
- Test your water at home. City-level data shows averages — your tap may differ. NSF-certified test kits cost $20-40 and give results in days.
- Install a certified water filter. An NSF-certified pitcher or under-sink filter removes most common contaminants.
- Check your home's plumbing. With 45% of homes built before 1986, lead solder is a real possibility.
Deep Dive Reports
Detailed analysis for Natural Dam, AR