COUNTY REPORT TX

Gray County, Texas

5 ZIP codes · Avg score 71/100 · Grade B · Updated 2026-06-03

Water systems in Gray County serve 5 ZIP codes with few reported safety events.

How Gray County Compares

Gray County71/100
Texas avg82/100
National avg68/100

How Gray County Compares

B
County Grade
71/100
Avg Safety Score
5
ZIP Codes
5
Water Systems

Gray County scores 11 points below the Texas state average (82/100) and 3 points above the national average (68/100).

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

B
County Grade
71
Avg Safety Score
5
ZIP Codes
Best ZIP: 79065 (82/100)
Lowest ZIP: 79002 (53/100)
$90K
Median Home Value
$1,020
Avg Remediation (113% of home value)

ZIP Code Risk Map

Water Quality Map: Gray County, Texas

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: 14 (asthma 9.9%, diabetes 13.9%)

Estimated additional annual cost per homeowner: $1,140, driven primarily by energy_code_gap

Infrastructure: 0.404% avg pipe failure probability, 80% of ZIPs at high risk

71.2% of homes built before 1978 (lead paint era)

County Health Indicators vs National Average

Asthma 9.9% (national: 8.9%)
Diabetes 13.9% (national: 10.5%)
Obesity 38.5% (national: 32.4%)

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

Infrastructure Overview

1966
Median Build Year
71.2%
Pre-1978 Housing
40%
Pipe Failure Probability
80%
ZIPs at High Infra Risk
High
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: $1,140

Energy Code Gap $450/yr
Wildfire $300/yr
Water / Lead $270/yr

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

Housing Age Distribution

10,047 housing units in Gray County

Pre-1940 12%
1940–1959 39%
1960–1979 27%
1980–1999 14%
2000+ 8%

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 Gray County

$90K
Median Home Value
$1,020
Est. Remediation Cost
1.1%
of Home Value
Remediation as % of home value low burden

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

Asthma 9.9% (US avg: 8.9%)
Diabetes 13.9% (US avg: 11%)
Obesity 38.5% (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 Gray County ranked by EPA violation count.

# Water System Population Violations
1 City of Pampa 17,994 12
2 Tdcj Baten & Jordan Units 962 12
3 Walnut Creek Estates Water System 88 12
4 Lefors Municipal Water System 420 6
5 MCLEAN MUNICIPAL WATER SUPPLY 775 0

All ZIP Codes in Gray County

5 ZIP codes tracked in Gray County.

# ZIP Code City Safety Score Grade Violations Home Value
1 79065 Pampa 82 B 6 (1 health) $105K
2 79066 Pampa 82 B 6 (1 health)
3 79057 Mclean 72 B 0 $90K
4 79054 Lefors 67 C 6 (1 health) $43K
5 79002 Alanreed 53 D 0

Recommended Buyer Guides for Gray County

Editorial-only picks, screened against the EPA detections on file.

Overview

Gray County in Texas covers 5 ZIP codes with an average Home Safety Score of B (71/100).

3 of 5 ZIP codes have recorded EPA violations. 3 health-based violations have been documented.

← Back to Texas water quality report

Data Sources

Updated daily.

Frequently Asked Questions

Is water safe in Gray County?
Gray County receives a grade of B, indicating generally safe tap water across its 5 ZIP codes.
How many water systems serve Gray County?
Gray County is served by 5 public water systems that supply drinking water to residents across 5 ZIP codes.
What is the biggest environmental risk in Gray County?
The primary environmental risk factor in Gray County is energy_code_gap. This contributes to an estimated additional annual cost of $1,140 per homeowner.
How old are homes in Gray County?
The median home build year in Gray County is 1966. 71.2% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.
How does Gray County compare to Texas?
Gray County has an average water safety score of 71/100, which is below the Texas state average of 82/100.

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