Estill Springs, TN: 3 Violations — 94/100 (2026)
1 ZIP code · 6 water systems · Updated 2026-06-04
Compared to statewide averages in TN, Estill Springs scores well — health violations are below the norm and systems generally operate within federal standards.
How Estill Springs Compares
Data: EPA SDWIS Last verified: 2026-06-04
Estill Springs Water: The Quick Version
- Your city's water systems recorded 3 violations in the past 5 years.
- Average lead level: 0.001 mg/L.
- Homes built before 1986: 45% — older plumbing may contain lead solder.
- Estimated remediation: $2,400 per household.
- CDC health risk index: 14.75 — above typical levels.
Water Systems Serving Estill Springs
Water delivery in Estill Springs, TN is handled by 3 utilities rather than a single system — drawn from 6 providers in federal records, each filing its own compliance reports and setting its own rates.
Overview
We track water quality and home safety data for 1 ZIP code in Estill Springs, Tennessee (population ~7,279), covering 6 community water systems serving approximately 66,220 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 Estill Springs: A (94/100)
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
Estill Springs water systems draw from: Surface water.
Lead & Copper
- Average lead level (90th percentile): 0.0010 mg/L (EPA action level: 0.015 mg/L)
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 3 (Low Risk)
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Fecal Coliform | Microbiological | 4 | 1 |
| Surface Water Treatment Rule | Treatment Technique | 2 | 1 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 37330 | A | 3 | 0 | Center Grove-winchester Springs |
All ZIP Codes in Estill Springs
- 37330 [A] — 3 violations
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 Estill Springs
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
Key Contaminants Detected in Estill Springs
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
How Old Is Estill Springs's Housing Stock?
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
With a median build year of 1981, Estill Springs's housing stock reflects a city built across multiple eras. A substantial share of homes predate 1986 — the year lead solder in plumbing was federally banned — meaning the risk from plumbing materials is unevenly distributed across the city's neighborhoods and property types.
Most homes in Estill Springs 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.
Estill Springs: Remediation Cost in Perspective
Property value and cost data for Estill Springs produce a moderate remediation-share classification — a level where advance financial planning has real practical value and the commitment is realistic for most homeowners who approach it deliberately.
Remediation costs are moderate relative to home values in Estill Springs. The estimated $1,600–$3,300 range is manageable for most homeowners but still worth budgeting for. Home values are 14% below the Tennessee average.
Protecting Children from Lead in Estill Springs
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.
Older stock in Estill Springs represents 45% of the inventory, and citywide monitoring runs at or above the federal action level — making an in-home read a standard household-level step.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Climate-Related Water Risk for Estill Springs
Within the NFIP's national dataset, Estill Springs falls in moderate-exposure territory — 1 documented incident spanning multiple decades, with 100% of local ZIP codes sitting inside FEMA flood boundaries. That combination warrants inclusion in any thorough local water quality review.
Estill Springs has a moderate flood history with 1 FEMA claims. 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>$2,400</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 Estill Springs, TN