Calico Rock, AR: 1 Violation — 70/100 (2026)
1 ZIP code · 6 water systems · Updated 2026-06-03
Calico Rock's tap water quality puts it in AR's upper tier — health-based violations are rare and the compliance record is consistently above average.
How Calico Rock Compares
Data: EPA SDWIS Last verified: 2026-06-03
What You Should Know About Calico Rock Water
- Your city's water systems recorded 1 violation in the past 5 years.
- Homes built before 1986: 46% — older plumbing may contain lead solder.
- Estimated remediation: $2,200 per household.
- CDC health risk index: 17.21 — above typical levels.
Who Supplies Your Water in Calico Rock
3 independent water providers serve Calico Rock, AR — 6 systems appear in federal records.
Overview
We track water quality and home safety data for 1 ZIP code in Calico Rock, Arkansas (population ~2,897), covering 6 community water systems serving approximately 13,388 people region-wide.
1 of 1 ZIP code (100%) have recorded EPA violations. All violations are monitoring/reporting type.
Home Safety Score
Average Home Safety Score for Calico Rock: B (70/100)
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
Calico Rock water systems draw from: Groundwater, Surface water.
Lead & Copper
- Lead data: not yet available for Calico Rock
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 2 (Moderate Risk)
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Surface Water Treatment Rule | Treatment Technique | 2 | 1 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 72519 | B | 1 | 0 | Calico Rock Waterworks |
All ZIP Codes in Calico Rock
- 72519 [B] — 1 violation
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 Calico 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
Top Contaminants in Calico Rock Water
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Housing & Infrastructure in Calico Rock
With 46% 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
Pre-1986 construction carries elevated plumbing-era lead risk because lead solder was widely used before that federal ban. In Calico Rock, the median build year of 1982 indicates a housing stock where that older fraction represents a significant share of the residential inventory.
Most homes in Calico 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.
Cost Context: What Remediation Means for Calico Rock Homeowners
How does remediation fit within the broader financial picture for Calico Rock homeowners? The equity share is moderate — large enough that treating it as a real planning consideration makes sense, and manageable enough that most homeowners have a clear path to addressing documented water and safety issues when they approach the commitment with deliberate advance budgeting rather than as an unplanned expense.
Remediation costs are moderate relative to home values in Calico Rock. The estimated $1,200–$3,300 range is manageable for most homeowners but still worth budgeting for. Home values are 10% above the Arkansas average.
Lead Exposure Risk for Children in Calico 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.
Even where utility-side monitoring meets Lead and Copper Rule requirements, the 46% pre-rule share in Calico Rock keeps interior-plumbing variation as a household-level question that aggregate data cannot resolve.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Flood & Climate Risk in Calico Rock
Over the multi-decade window covered by the National Flood Insurance Program, Calico Rock has accumulated 27 claims — a total that suggests more than isolated flood exposure. With 100% of ZIP codes in designated flood zones, the water-quality implications of flooding move from hypothetical to periodically relevant: treatment intake can be compromised, wells can be infiltrated, and distribution backflow can occur.
Calico Rock has a moderate flood history with 27 FEMA claims averaging $22,607 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>$2,200</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 Calico Rock, AR