COUNTY REPORT OK

Washita County, Oklahoma

10 ZIP codes · Avg score 83/100 · Grade B · Updated 2026-06-04

In recent assessments, Washita County's 10 ZIP codes record strong, consistent water safety outcomes.

How Washita County Compares

Washita County83/100
Oklahoma avg79/100
National avg68/100

How Washita County Compares

B
County Grade
83/100
Avg Safety Score
10
ZIP Codes
17
Water Systems

Washita County scores 4 points above the Oklahoma state average (79/100) and 15 points above the national average (68/100).

Data: EPA SDWIS Last verified: 2026-06-04

B
County Grade
83
Avg Safety Score
10
ZIP Codes
Best ZIP: 73622 (99/100)
Lowest ZIP: 73647 (65/100)
$109K
Median Home Value
$2,006
Avg Remediation (184% of home value)

ZIP Code Risk Map

Water Quality Map: Washita County, Oklahoma

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 (asthma 11.2%, diabetes 13.4%)

Estimated additional annual cost per homeowner: $845, driven primarily by water_lead

Infrastructure: 0.494% avg pipe failure probability, 100% of ZIPs at high risk

83.7% of homes built before 1978 (lead paint era)

Violation History (2023–2025)

→ Stable trend

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

2023
7 (7 health)
2024
25 (25 health)
2025
9 (9 health)

Peak year: 2024 with 25 violations. Past 5 years: 41 total (41 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 11.2% (national: 8.9%)
Diabetes 13.4% (national: 10.5%)
Obesity 39.5% (national: 32.4%)

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

Infrastructure Overview

1966
Median Build Year
83.7%
Pre-1978 Housing
49%
Pipe Failure Probability
100%
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: $845

Water / Lead $465/yr
Energy Code Gap $270/yr
Wildfire $90/yr

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

Housing Age Distribution

4,926 housing units in Washita County

Pre-1940 20%
1940–1959 29%
1960–1979 29%
1980–1999 17%
2000+ 5%

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 Washita County

$109K
Median Home Value
$2,006
Est. Remediation Cost
1.8%
of Home Value
Remediation as % of home value low burden

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

Asthma 11.2% (US avg: 8.9%)
Diabetes 13.4% (US avg: 11%)
Obesity 39.5% (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 Washita County ranked by EPA violation count.

# Water System Population Violations
1 Beckham Company Rwd # 3 1,617 39
2 Canute 524 39
3 Beckham Company Rwd # 1 1,595 38
4 Washita Company Rwd #2 1,032 36
5 New Cordell Utility Authority 2,903 26

17 total water systems serve Washita County.

All ZIP Codes in Washita County

10 ZIP codes tracked in Washita County.

# ZIP Code City Safety Score Grade Violations Home Value
1 73622 Bessie 99 A 0 $81K
2 73664 Sentinel 98 A 2 $109K
3 73021 Colony 94 A 2 (1 health) $184K
4 73624 Burns Flat 87 A 2 (1 health) $106K
5 73626 Canute 86 A 16 (2 health) $151K
6 73661 Rocky 83 B 10 $119K
7 73632 Cordell 78 B 16 (5 health) $109K
8 73641 Dill City 73 B 10 (6 health) $43K
9 73024 Corn 65 C 8 (1 health) $96K
10 73647 Foss 65 C 11 (1 health) $174K

Recommended Buyer Guides for Washita County

Strictly editorial — no paid placements influence which guides appear; the selection draws on NSF certifications and EPA detection records for water systems serving this county.

Overview

Washita County in Oklahoma covers 10 ZIP codes with an average Home Safety Score of B (83/100).

9 of 10 ZIP codes have recorded EPA violations. 17 health-based violations have been documented.

← Back to Oklahoma water quality report

Data Sources

Updated daily.

Frequently Asked Questions

Is water safe in Washita County?
Washita County receives a grade of B, indicating generally safe tap water across its 10 ZIP codes.
How many water systems serve Washita County?
Washita County is served by 17 public water systems that supply drinking water to residents across 10 ZIP codes.
What is the biggest environmental risk in Washita County?
The primary environmental risk factor in Washita County is water_lead. This contributes to an estimated additional annual cost of $845 per homeowner.
How old are homes in Washita County?
The median home build year in Washita County is 1966. 83.7% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.
How does Washita County compare to Oklahoma?
Washita County has an average water safety score of 83/100, which is above the Oklahoma state average of 79/100.

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