COUNTY REPORT TN

Scott County, Tennessee

6 ZIP codes · Avg score 78/100 · Grade B · Updated 2026-06-03

Water systems in Scott County serve 6 ZIP codes with few reported safety events.

How Scott County Compares

Scott County78/100
Tennessee avg69/100
National avg68/100

How Scott County Compares

B
County Grade
78/100
Avg Safety Score
6
ZIP Codes
5
Water Systems

Scott County scores 9 points above the Tennessee state average (69/100) and 10 points above the national average (68/100).

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

B
County Grade
78
Avg Safety Score
6
ZIP Codes
Best ZIP: 37756 (99/100)
Lowest ZIP: 37892 (66/100)
$110K
Median Home Value
$1,150
Avg Remediation (104% of home value)

ZIP Code Risk Map

Water Quality Map: Scott County, Tennessee

Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.

A B C D F

Key Risk Factors

Health risk index: 17.7 (asthma 11.8%, diabetes 16.4%)

Estimated additional annual cost per homeowner: $493, driven primarily by wildfire

Infrastructure: 0.233% avg pipe failure probability

41.8% of homes built before 1978 (lead paint era)

County Health Indicators vs National Average

Asthma 11.8% (national: 8.9%)
Diabetes 16.4% (national: 10.5%)
Obesity 43.3% (national: 32.4%)

Black markers indicate national averages. Source: CDC PLACES, Census ACS.

Infrastructure Overview

1997
Median Build Year
41.8%
Pre-1978 Housing
23%
Pipe Failure Probability
0%
ZIPs at High Infra Risk
Moderate
Lead Pipe Risk

Sources: Census ACS (housing age), EPA SDWIS (infrastructure risk model), state bridge inspection data.

Compound Risk Breakdown

Estimated additional annual cost per homeowner: $493

Wildfire $250/yr
Energy Code Gap $210/yr
Flood $33/yr

Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).

Housing Age Distribution

10,560 housing units in Scott County

Pre-1940 4%
1940–1959 7%
1960–1979 24%
1980–1999 40%
2000+ 25%

Source: U.S. Census Bureau ACS B25034 (Year Structure Built).

Water Safety Affordability

How much it costs to fix water issues relative to home values in Scott County

$110K
Median Home Value
$1,150
Est. Remediation Cost
1.0%
of Home Value
Remediation as % of home value low burden

Remediation costs are relatively manageable for most homeowners in Scott County, representing a small fraction of property value.

Remediation includes water filtration, lead abatement, radon mitigation, and flood protection where applicable. Source: Census ACS, EPA SDWIS.

Health Outcomes vs National Average

CDC PLACES data for Scott County residents

Asthma 11.8% (US avg: 8.9%)
Diabetes 16.4% (US avg: 11%)
Obesity 43.3% (US avg: 32.4%)

Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.

Water Systems with Most Violations

Top 5 systems in Scott County ranked by EPA violation count.

# Water System Population Violations
1 ONEIDA W&S COMM 10,688 0
2 Huntsville Utility District 12,516 0
3 Anderson County Water Authority 25,700 0
4 CARYVILLE-JACKSBORO UTILITIES COMMISSION 11,060 0
5 JELLICO UTILITIES AUTHORITY 5,056 0

All ZIP Codes in Scott County

6 ZIP codes tracked in Scott County.

# ZIP Code City Safety Score Grade Violations Home Value
1 37756 Huntsville 99 A 0 $96K
2 37841 Oneida 99 A 0 $147K
3 37847 Pioneer 73 B 0 $109K
4 37755 Helenwood 66 C 0 $111K
5 37852 Robbins 66 C 0 $109K
6 37892 Winfield 66 C 0 $112K

Recommended Buyer Guides for Scott County

Four sources — EPA, NSF, FEMA, CDC — drive the match.

Overview

Scott County in Tennessee covers 6 ZIP codes with an average Home Safety Score of B (78/100).

No EPA violations recorded across any tracked ZIP codes in Scott County.

← Back to Tennessee water quality report

Data Sources

Updated daily.

Frequently Asked Questions

Is water safe in Scott County?
Scott County receives a grade of B, indicating generally safe tap water across its 6 ZIP codes.
How many water systems serve Scott County?
Scott County is served by 5 public water systems that supply drinking water to residents across 6 ZIP codes.
What is the biggest environmental risk in Scott County?
The primary environmental risk factor in Scott County is wildfire. This contributes to an estimated additional annual cost of $493 per homeowner.
How old are homes in Scott County?
The median home build year in Scott County is 1997. 41.8% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.
How does Scott County compare to Tennessee?
Scott County has an average water safety score of 78/100, which is above the Tennessee state average of 69/100.

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