Wyandotte Tribe of Oklahoma
EPA ID: OK2005883 · 51 people served · 1 ZIP code
Zero violations in five consecutive years of EPA monitoring — Wyandotte Tribe of Oklahoma has held a clean track record across every reporting cycle in that span, with no enforcement activity of any kind on file for the full service population of 51 residents.
Data: EPA SDWIS Last verified: 2026-04-02
Compliance Trajectory
Worsening · Risk tier: High · 95% chance of violation in next 12 months
Violations went from 1 (2023) to 2 (2024). The pattern suggests growing compliance challenges.
Service Area Demographics
The Wyandotte Tribe of Oklahoma serves a community with a median household income of $50,625 and an estimated 3,678 residents across its service area. Approximately 48% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: 100% of the population in this service area is classified as disadvantaged under EPA's EJScreen criteria. Communities with higher disadvantaged populations often face disproportionate environmental and health burdens, including aging water infrastructure and limited resources for remediation.
💧 Where Does Your Water Come From?
Wyandotte Tribe of Oklahoma's water is pumped from underground aquifers. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table.
About 2% of homes in Ottawa County, Oklahoma rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.
Superfund Proximity Note: This service area ranks in the 70th percentile nationally for proximity to Superfund (NPL) sites. Groundwater sources near contaminated sites may face elevated risk from industrial chemicals.
Infrastructure Risk
Comparable Water Systems
Similar-sized systems in Oklahoma
Estimated Remediation Costs
Average estimated costs across ZIP codes served by this system
Based on national averages for common remediation projects. Actual costs vary by property. Only issues flagged by EPA, FEMA, or state data for each ZIP code are included.
System Overview
Wyandotte Tribe of Oklahoma (EPA ID: OK2005883) is a community water system in Oklahoma that serves approximately 51 people from groundwater sources.
This system serves ZIP code 74370 in Wyandotte.
Violation History
Lead & Copper
No Lead and Copper Rule sampling data available for this water system.
Need help with your water quality?
Typical cost: Water test: typically $20–$50 (DIY kit) · Professional inspection: $150–$400
Find the Right Water FilterFree tip: Let cold water run for 2 minutes before drinking — this helps flush lead from your pipes.
ZIP Codes Served
- 74370 — Wyandotte
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Wyandotte Tribe of Oklahoma (OK2005883) on EPA.gov.
Frequently Asked Questions
Is Wyandotte Tribe of Oklahoma water safe to drink?
Based on EPA records, Wyandotte Tribe of Oklahoma has no recorded violations in the past 5 years — a positive indicator of water quality management.
How many people does Wyandotte Tribe of Oklahoma serve?
Wyandotte Tribe of Oklahoma serves approximately 51 people across 1 ZIP code in Oklahoma.
Where does Wyandotte Tribe of Oklahoma get its water?
The primary water source is groundwater.