North Miami, OK: 1 Health Violation — 83/100 (2026)
1 ZIP code · 1 water system · Updated 2026-06-03
The water systems supplying North Miami show a track record of above-average compliance with federal standards — consistently among the better performers in OK.
How North Miami Compares
Data: EPA SDWIS Last verified: 2026-06-03
What You Should Know About North Miami Water
- Your city's water systems recorded 19 violations in the past 5 years.
- Homes built before 1986: 84% — older plumbing may contain lead solder.
- Estimated remediation: $300 per household.
- CDC health risk index: 16.17 — above typical levels.
Who Supplies Your Water in North Miami
One utility dominates residential water service in North Miami, OK — out of 1 system in federal records.
Overview
We track water quality and home safety data for 1 ZIP code in North Miami, Oklahoma (population ~227), covering 1 community water system serving approximately 433 people region-wide.
1 of 1 ZIP code (100%) have recorded EPA violations. 1 health-based violation documented.
Home Safety Score
Average Home Safety Score for North Miami: B (83/100)
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
North Miami water systems draw from: Groundwater.
Lead & Copper
- Lead data: not yet available for North Miami
- 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 | 10 | 1 |
| Stage 1 DBP Rule | Treatment Technique | 8 | 1 |
| Consumer Confidence Report Rule | Reporting | 6 | 1 |
| Revised Total Coliform Rule | Microbiological | 6 | 1 |
| Stage 2 DBP Rule | Treatment Technique | 4 | 1 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 74358 | B | 19 | 1 | North Miami |
All ZIP Codes in North Miami
- 74358 [B] — 19 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 North Miami
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 North Miami Water
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Housing & Infrastructure in North Miami
With 84% 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
While newer cities carry lower aggregate plumbing risk from lead-era construction, North Miami sits firmly in the older category. The median build year of 1953 indicates that more than half the housing stock was built before 1986, when lead solder was still legally used in residential copper plumbing — and a substantial portion likely predates 1970, when lead pipes were still commonly installed for service lines. These two thresholds together define the elevated plumbing risk environment that older housing cities carry, independent of what the municipal water supply delivers to the meter.
Over half of homes in North Miami 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 North Miami Homeowners
How much of a North Miami home's value does documented remediation represent? A small fraction — the equity share here is in the low tier, and from a household financial perspective, most property owners are considering a commitment that fits comfortably within standard planning rather than a decision that rises to the level of a material budget event or significant equity consideration.
Remediation costs in North Miami are relatively low compared to home values. The $150–$600 estimated range is a small fraction of median property value. Home values are 60% below the Oklahoma average.
Lead Exposure Risk for Children in North Miami
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.
Locally, 84% of North Miami homes carry interior plumbing from the era when lead solder was still permitted in new builds, and citywide monitoring approaches or crosses the EPA action benchmark. Households can find a draw-test kit and certified filtration through verified retailers.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Deep Dive Reports
Detailed analysis for North Miami, OK