COUNTY REPORT TN

Anderson County, Tennessee

8 ZIP codes · Avg score 55/100 · Grade C · Updated 2026-06-03

Anderson County: 8 ZIP codes, mid-range safety grade.

How Anderson County Compares

Anderson County55/100
Tennessee avg69/100
National avg68/100

How Anderson County Compares

C
County Grade
55/100
Avg Safety Score
8
ZIP Codes
13
Water Systems

Anderson County scores 14 points below the Tennessee state average (69/100) and 13 points below the national average (68/100).

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

C
County Grade
55
Avg Safety Score
8
ZIP Codes
Best ZIP: 37830 (69/100)
Lowest ZIP: 37705 (40/100)
$228K
Median Home Value
$2,250
Avg Remediation (99% of home value)

ZIP Code Risk Map

Water Quality Map: Anderson 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: 15.5 (asthma 10.7%, diabetes 14.1%)

Estimated additional annual cost per homeowner: $748, driven primarily by energy_code_gap

Infrastructure: 0.34% avg pipe failure probability, 25% of ZIPs at high risk

60.3% of homes built before 1978 (lead paint era)

Violation History (2022–2024)

→ Stable trend

EPA violation counts by year across Anderson County water systems. Health-based shown in red, total in blue.

2022
2 (2 health)
2023
2 (2 health)
2024
4 (4 health)

Peak year: 2024 with 4 violations. Past 5 years: 8 total (8 health-based).

Source: EPA SDWIS historical violations. Data may lag 6–12 months for the most recent year.

County Health Indicators vs National Average

Asthma 10.7% (national: 8.9%)
Diabetes 14.1% (national: 10.5%)
Obesity 42% (national: 32.4%)

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

Infrastructure Overview

1981
Median Build Year
60.3%
Pre-1978 Housing
34%
Pipe Failure Probability
25%
ZIPs at High Infra Risk
Low
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: $748

Energy Code Gap $304/yr
Flood $300/yr
Water / Lead $144/yr

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

Housing Age Distribution

33,114 housing units in Anderson County

Pre-1940 5%
1940–1959 26%
1960–1979 25%
1980–1999 27%
2000+ 17%

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 Anderson County

$228K
Median Home Value
$2,250
Est. Remediation Cost
1.0%
of Home Value
Remediation as % of home value low burden

Remediation costs are relatively manageable for most homeowners in Anderson 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 Anderson County residents

Asthma 10.7% (US avg: 8.9%)
Diabetes 14.1% (US avg: 11%)
Obesity 42% (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 Anderson County ranked by EPA violation count.

# Water System Population Violations
1 Anderson County Water Authority 25,700 45
2 Clinton Utilities Board 18,772 26
3 OLIVER SPRINGS WATER BOARD 5,361 21
4 West Knox Utility District 77,825 17
5 Rocky Top Water Department 1,963 15

13 total water systems serve Anderson County.

All ZIP Codes in Anderson County

8 ZIP codes tracked in Anderson County.

# ZIP Code City Safety Score Grade Violations Home Value
1 37830 Oak Ridge 69 C 4 (1 health) $235K
2 37828 Norris 66 C 0 $307K
3 37831 Oak Ridge 65 C 4 (1 health)
4 37710 Briceville 53 D 0 $83K
5 37716 Clinton 51 D 13 $221K
6 37769 Lake City 51 D 15 $193K
7 37717 Clinton 48 D 13
8 37705 Andersonville 40 D 0 $311K

Recommended Buyer Guides for Anderson County

Independent picks. EPA-grounded. Matched here.

Overview

Anderson County in Tennessee covers 8 ZIP codes with an average Home Safety Score of C (55/100).

5 of 8 ZIP codes have recorded EPA violations. 2 health-based violations have been documented.

← Back to Tennessee water quality report

Data Sources

Updated daily.

Frequently Asked Questions

Is water safe in Anderson County?
Anderson County receives a grade of C. Some ZIP codes have recorded violations and residents in affected areas may want to test their water.
How many water systems serve Anderson County?
Anderson County is served by 13 public water systems that supply drinking water to residents across 8 ZIP codes.
What is the biggest environmental risk in Anderson County?
The primary environmental risk factor in Anderson County is energy_code_gap. This contributes to an estimated additional annual cost of $748 per homeowner.
How old are homes in Anderson County?
The median home build year in Anderson County is 1981. 60.3% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.
How does Anderson County compare to Tennessee?
Anderson County has an average water safety score of 55/100, which is below the Tennessee state average of 69/100.

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