CITY REPORT TN

Doyle, TN Water Safety: 63/100 (2026)

1 ZIP code · 4 water systems · Updated 2026-06-03

Across water systems in Doyle, safety results are uneven — a portion carry active or recent violations, while others meet federal standards without incident, placing the city in the middle tier for TN.

How Doyle Compares

Doyle63/100
Tennessee avg69/100
National avg67/100

Data: EPA SDWIS Last verified: 2026-06-03

1
ZIP Codes
4
Water Systems
0
ZIPs with Violations
C · 63
Avg Safety Score
Zone 2
Radon Risk (Moderate)
$148K
Median Home Value
$2,700
Est. Remediation (1.8% of home value)

Key Facts for Doyle Residents

  • Homes built before 1986: 54% — older plumbing may contain lead solder.
  • Estimated remediation: $2,700 per household.
  • CDC health risk index: 16.58 — above typical levels.

Doyle's Water Providers

Multiple utilities divide Doyle, TN's water service — 3 leading providers among 4 on the federal register.

SPARTA WATER SYSTEM
Serves ~10,899 people
63
/100
Dewhite Utility District
Serves ~8,219 people
63
/100
Warren County Util District #2
Serves ~6,022 people
63
/100

Overview

We track water quality and home safety data for 1 ZIP code in Doyle, Tennessee (population ~1,227), covering 4 community water systems serving approximately 30,489 people region-wide.

No EPA violations recorded across any ZIP codes in Doyle — an excellent indicator of water quality.

Home Safety Score

Average Home Safety Score for Doyle: C (63/100)

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

Doyle water systems draw from: Surface water.

Lead & Copper

  • Lead data: not yet available for Doyle
  • 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.

Areas with No Violations

ZIP Code Safety Score System Population
38559 C SPARTA WATER SYSTEM 10,899

All ZIP Codes in Doyle

Data Sources

Updated daily.

Doyle Community Health Snapshot

11.3%
Asthma (US: 9.8%)
15.6%
Diabetes (US: 10.4%)
20.7%
Poor Mental Health (US: 14.8%)

Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.

Compared to National Average

Asthma 11.3% ↑
Diabetes 15.6% ↑
Mental Health 20.7% ↑

Vertical line = national average. Above national · Below national

Doyle Infrastructure Age

1986
Median Build Year
54%
Built Before 1986
17%
Built Before 1970
Copper
Likely Pipe Material

With 54% 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

The character of Doyle's housing stock is one of deep historical layering — a median build year of 1986 signals a city built largely before the plumbing era changes of 1986 and 1970. Lead-soldered copper joints and, in the oldest properties, lead service lines are commonly present in this inventory. That context shapes what individual water testing may reveal, particularly in neighborhoods where the oldest housing is concentrated.

1986
Median Year Built
54%
Pre-1986 (Lead Paint Risk)
17%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (17%) 1970–1986 (37%) Post-1986 (46%)

Over half of homes in Doyle were built before 1986, when lead solder was banned. Older plumbing may leach lead into drinking water, especially with corrosive water chemistry.

Source: U.S. Census Bureau ACS B25034.

How Remediation Costs Compare in Doyle

Viewed from a financial planning lens, Doyle sits in the moderate remediation-share tier — the equity impact of addressing documented issues is real, and deliberate preparation separates smooth outcomes from disruptive ones for most homeowners.

Median Home Value
$148,100
Est. Remediation
$2,700
Remediation as % of home value 1.8%

Remediation costs are moderate relative to home values in Doyle. The estimated $1,500–$4,100 range is manageable for most homeowners but still worth budgeting for. Home values are 34% below the Tennessee average.

Doyle: Lead Risk & Vulnerable Populations

54%
Homes Built Before 1986

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.

54% — that captures the slice of Doyle housing dating from before the federal ban on solder containing lead. It pairs with aggregate utility readings that either approach or cross 0.015 mg/L, the benchmark set under the EPA Lead and Copper Rule. Together, the two figures shift one-home reads into a standard household-level confirmation, particularly for families with kids. A certified lead-removal filter is available through retailer-verified channels if a kit returns results that warrant additional measures.

Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.

Doyle: Flood History & Water Damage Risk

How does Doyle's flood record connect to local water quality? The NFIP documents 2 claims — enough to signal recurring events — and 100% of ZIP codes carry FEMA flood zone status. That combination places flooding in the category of factors that can periodically affect water infrastructure, even if the area isn't among the highest-exposure communities in the NFIP dataset.

2
Total FEMA Flood Claims
100%
ZIPs in FEMA Flood Zones

Doyle has a moderate flood history with 2 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>$2,700</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.

What You Can Do in Doyle

  1. 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.
  2. Install a certified water filter. An NSF-certified pitcher or under-sink filter removes most common contaminants.
  3. Check your home's plumbing. With 54% of homes built before 1986, lead solder is a real possibility.

Frequently Asked Questions

Is the water safe to drink in Doyle, TN?
Doyle has an average water safety score of 63/100 (Grade C). No EPA violations on record. Check individual ZIP code reports for details specific to your neighborhood.
How does Doyle compare to Tennessee average?
Doyle has an average water safety score of 63/100, which is below the Tennessee state average of 69/100.
How many water systems serve Doyle?
Doyle is served by 4 public water systems across 1 ZIP code, serving approximately 1,227 people.
How much does it cost to fix water issues in Doyle?
Estimated remediation costs in Doyle average $2,700 per household, ranging from $1,500 to $4,100. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
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