Osr Estates Subdivision
EPA ID: TX1570023 · 29 people served · 1 ZIP code
For the full five-year period covered by EPA monitoring, Osr Estates Subdivision has supplied tap water to 29 residents with no violations of any type on record.
Data: EPA SDWIS Last verified: 2026-04-02
Service Area Map
Coverage area for Osr Estates Subdivision Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Osr Estates Subdivision serves a community with a median household income of $63,719 and an estimated 7,635 residents across its service area. Approximately 65% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: 75% 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?
Osr Estates Subdivision'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 4% of homes in Madison County, Texas rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.
Infrastructure Risk
Comparable Water Systems
Similar-sized systems in Texas
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
Osr Estates Subdivision (EPA ID: TX1570023) is a community water system in Texas that serves approximately 29 people from groundwater sources.
This system serves ZIP code 77864 in Madisonville.
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
- 77864 — Madisonville
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Osr Estates Subdivision (TX1570023) on EPA.gov.
Frequently Asked Questions
Is Osr Estates Subdivision water safe to drink?
Based on EPA records, Osr Estates Subdivision has no recorded violations in the past 5 years — a positive indicator of water quality management.
How many people does Osr Estates Subdivision serve?
Osr Estates Subdivision serves approximately 29 people across 1 ZIP code in Texas.
Where does Osr Estates Subdivision get its water?
The primary water source is groundwater.