Oak Shores Water System
EPA ID: TX2270060 · 696 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for Oak Shores Water System (TX2270060): 2 unresolved EPA violations on record. Federal data shows 2 unresolved violations at Oak Shores Water System - roughly 696 residents in the service area.
Data: EPA SDWIS
Service Area Map
Coverage area for Oak Shores Water System Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Oak Shores Water System serves a community with a median household income of $146,450 and an estimated 9,669 residents across its service area.
🌊 Where Does Your Water Come From?
Oak Shores Water System's water is drawn from rivers, lakes, or reservoirs. Surface water sources are more exposed to agricultural runoff, stormwater, and upstream discharges, but they typically receive more intensive treatment before reaching your tap.
Infrastructure Risk
Detected Contaminants
How Oak Shores Water System compares to EPA limits
What This Means For You
Lead and Copper Rule at 2 mg/L exceeds the EPA maximum of mg/L.
E. coli at 2 Zero tolerance (any positive sample triggers immediate action) exceeds the EPA maximum of Zero tolerance (any positive sample triggers immediate action). Severe GI illness; potentially fatal kidney failure in children. Consider UV disinfection (99.99%) filtration.
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 6 detections recorded. 1 exceeds federal EPA limits (4 ppt for PFOA/PFOS).
E. coli was detected in this water system. UV disinfection (99.99%) filtration can reduce exposure.
Find a certified water filter →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
Oak Shores Water System (EPA ID: TX2270060) is a community water system in Texas that serves approximately 696 people from surface water sources.
This system serves ZIP code 78730 in Austin.
Violation History
Status breakdown for accepted records with record years 2021-2026: 2 resolved, 0 archived, 0 addressed, and 2 unaddressed. Under this source contract, current noncompliance is the sum of addressed and unaddressed records. Archived and resolved records are excluded from current noncompliance.
Recent Violations
| Date | Contaminant | Type | Status |
|---|---|---|---|
| November 9, 2025 | Lead and Copper Rule | Non-health-based | Unaddressed (current) |
| November 9, 2025 | Lead and Copper Rule | Non-health-based | Unaddressed (current) |
| September 1, 2024 | E. coli | Non-health-based | Resolved |
| September 1, 2024 | E. coli | Non-health-based | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Lead and Copper Rule | Treatment Failure | 2 | No |
| E. coli | Microbiological | 2 | No |
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.000607 mg/L | No | N/A |
The accepted LCR snapshot contains 1 reported copper action-level exceedance record for this PWSID. The source does not provide a verified copper level for publication.
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
Coverage: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by TX or modeled from parcel and building-footprint data.
- 78730 - Austin
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Oak Shores Water System (TX2270060) on EPA.gov.
Frequently Asked Questions
Is Oak Shores Water System water safe to drink?
The accepted 2026Q2 ECHO snapshot shows 2 current noncompliance records and zero current records classified as health-based. That classification is not a property-specific water test or safety guarantee.
How many people does Oak Shores Water System serve?
Oak Shores Water System serves approximately 696 people across 1 ZIP code in Texas.
Where does Oak Shores Water System get its water?
The primary water source is surface water.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Oak Shores Water System (TX): 4 EPA Violations. https://zipcheckup.com/water-system/tx2270060/
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author = {{ZipCheckup}},
title = {{Oak Shores Water System (TX): 4 EPA Violations}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/tx2270060/}
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What You Can Do
Test your water
Home test kits can detect lead, bacteria, and other contaminants at your tap. Find the right filter →
Check your specific ZIP code
Water quality can vary within a system. View nearest ZIP report →
Contact your utility
Oak Shores Water System (EPA ID: TX2270060) - request the latest Consumer Confidence Report or ask about specific contaminants.