Fairfax, OK: 42 Health Violations — 70/100 (2026)
1 ZIP code · 4 water systems · Updated 2026-06-03
Although water quality varies across any metro, Fairfax's systems collectively post above-average compliance scores for OK — and documented violations are few.
How Fairfax Compares
Data: EPA SDWIS Last verified: 2026-06-03
Fairfax Water: The Quick Version
- Your city's water systems recorded 64 violations in the past 5 years.
- Average lead level: 0.0023 mg/L.
- Homes built before 1986: 89% — older plumbing may contain lead solder.
- Estimated remediation: $1,800 per household.
- CDC health risk index: 16.16 — above typical levels.
Water Systems Serving Fairfax
With 3 utilities splitting service in Fairfax, OK, water accountability is distributed across 4 systems on the federal record.
Overview
We track water quality and home safety data for 1 ZIP code in Fairfax, Oklahoma (population ~1,501), covering 4 community water systems serving approximately 4,155 people region-wide.
1 of 1 ZIP code (100%) have recorded EPA violations. 42 health-based violations documented.
Home Safety Score
Average Home Safety Score for Fairfax: B (70/100)
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
Fairfax water systems draw from: Surface water.
Lead & Copper
- Average lead level (90th percentile): 0.0023 mg/L (EPA action level: 0.015 mg/L)
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 3 (Low Risk)
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Haloacetic Acids (HAA5) | Disinfection Byproducts | 66 | 1 |
| Chlorite | Disinfection Byproducts | 24 | 1 |
| Total Trihalomethanes (TTHM) | Disinfection Byproducts | 14 | 1 |
| Stage 1 DBP Rule | Treatment Technique | 8 | 1 |
| Contaminant 4100 | Other | 6 | 1 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 74637 | B | 64 | 42 | Grayhorse Rwd |
All ZIP Codes in Fairfax
- 74637 [B] — 64 violations ⚠
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
Updated daily.
CDC Health Data for Fairfax
Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.
Compared to National Average
Vertical line = national average. ■ Above national · ■ Below national
Key Contaminants Detected in Fairfax
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
How Old Is Fairfax's Housing Stock?
With 89% 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
Plumbing risk in older housing is defined by two eras: the pre-1970 period when lead pipes were commonly used for service lines, and the 1970-to-1986 period when lead solder remained standard in copper plumbing until the federal ban. Fairfax's median build year of 1955 lands in a range where both eras are heavily represented in the housing stock. That creates an elevated aggregate environment for plumbing-related lead exposure — one that city-level water quality averages don't capture, because the risk sits inside individual properties rather than in the distribution system.
Over half of homes in Fairfax 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.
Fairfax: Remediation Cost in Perspective
In Fairfax, the remediation-to-property-value ratio is elevated enough that homeowners who identify documented issues early have an advantage — understanding the scope, sequencing by urgency, and phasing the work against household budget capacity are the practical levers that determine whether remediation feels manageable or overwhelming at this equity tier.
At 3.1% of home value, remediation costs in Fairfax represent a significant financial burden. For homes valued near the median, fixing water and safety issues could cost $1,100–$3,300. Home values here are 60% below the Oklahoma average.
Protecting Children from Lead in Fairfax
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.
Older interior plumbing shapes the local picture: 89% of Fairfax homes predate the federal solder ban, and aggregate sampling either approaches or crosses the action benchmark. That mix makes a single-home draw a standard pre-purchase or pre-occupancy step.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Climate-Related Water Risk for Fairfax
The NFIP claim record for Fairfax — 7 filed incidents — reflects genuine, recurring flood exposure rather than an isolated event or two. When a community accumulates flood claims at this volume and carries 100% of its ZIP codes inside FEMA-designated zones, flood history starts to factor into water quality planning in ways it doesn't for lower-exposure areas. Flooding introduces specific contamination pathways — runoff overwhelming treatment facility intake, surface water infiltrating private wells, and pressure disruptions in distribution systems allowing backflow — all of which become more relevant as flood frequency increases.
Fairfax has a moderate flood history with 7 FEMA claims averaging $17,680 per payout. 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>$1,800</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.
Deep Dive Reports
Detailed analysis for Fairfax, OK