Helena, OK: 1 Health Violation — 87/100 (2026)
1 ZIP code · 1 water system · Updated 2026-06-03
Helena's tap water quality puts it in OK's upper tier — health-based violations are rare and the compliance record is consistently above average.
How Helena Compares
Data: EPA SDWIS Last verified: 2026-06-03
What You Should Know About Helena Water
- Your city's water systems recorded 8 violations in the past 5 years.
- Homes built before 1986: 88% — older plumbing may contain lead solder.
- Estimated remediation: $300 per household.
- CDC health risk index: 15.04 — above typical levels.
Who Supplies Your Water in Helena
While 1 water system appear in federal records for Helena, OK, one provider supplies the majority of residential connections — making it the central point of infrastructure and compliance accountability for most households.
Overview
We track water quality and home safety data for 1 ZIP code in Helena, Oklahoma, covering 1 community water system serving approximately 1,595 people.
1 of 1 ZIP code (100%) have recorded EPA violations. 1 health-based violation documented.
Home Safety Score
Average Home Safety Score for Helena: A (87/100)
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
Helena water systems draw from: Groundwater.
Lead & Copper
- Lead data: not yet available for Helena
- 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 |
|---|---|---|---|
| Surface Water Treatment Rule | Treatment Technique | 8 | 1 |
| Stage 2 DBP Rule | Treatment Technique | 4 | 1 |
| Benzene | Organic | 2 | 1 |
| Total Organic Carbon | Disinfection Byproducts | 2 | 1 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 73741 | A | 8 | 1 | Helena |
All ZIP Codes in Helena
- 73741 [A] — 8 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.
Health Outcomes in Helena
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
Top Contaminants in Helena Water
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Housing & Infrastructure in Helena
With 88% 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
The median home in Helena was built in 1966 — a figure that places most of the city's residential stock in the era when lead solder was still standard in copper plumbing. Homes built before 1986 may have lead-soldered joints; those built before 1970 face the additional possibility of lead pipes in the service line itself.
Over half of homes in Helena 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.
Cost Context: What Remediation Means for Helena Homeowners
The household financial picture for Helena homeowners is proportionally favorable — addressing documented issues claims a small slice of equity, and the cost-to-value ratio puts this area well within the manageable tier.
Remediation costs in Helena are relatively low compared to home values. The $150–$600 estimated range is a small fraction of median property value. Home values are 39% below the Oklahoma average.
Lead Exposure Risk for Children in Helena
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.
Despite citywide averages serving as the standard public reference point, those aggregates cannot resolve what is happening at one specific faucet — and where 88% of Helena homes come from before the solder rule or where utility samples sit at or above the action mark, the gap between system data and faucet reality matters more than it does in lower-exposure communities. An in-home draw closes that gap, with certified filtration through retailer networks available where confirmed faucet results warrant additional measures.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Deep Dive Reports
Detailed analysis for Helena, OK