City of Cottonwood Shores
EPA ID: TX0270013 · 2,157 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for City of Cottonwood Shores (TX0270013): 2 unresolved EPA violations on record. Federal data shows 2 unresolved violations at City of Cottonwood Shores - roughly 2,157 residents in the service area.
Data: EPA SDWIS
Service Area Map
Coverage area for City of Cottonwood Shores Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The City of Cottonwood Shores serves a community with a median household income of $93,699 and an estimated 7,061 residents across its service area.
Environmental Justice Note: 50% 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?
City of Cottonwood Shores'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 City of Cottonwood Shores compares to EPA limits
What This Means For You
Stage 1 DBP Rule at 1 mg/L exceeds the EPA maximum of mg/L.
Surface Water Treatment Rule at 1 mg/L exceeds the EPA maximum of mg/L.
Lead and Copper Rule at 1 mg/L exceeds the EPA maximum of mg/L.
Contaminant 0800 at 1 mg/L exceeds the EPA maximum of mg/L.
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 1 detection recorded.
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
City of Cottonwood Shores (EPA ID: TX0270013) is a community water system in Texas that serves approximately 2,157 people from surface water sources.
This system serves ZIP code 78657 in Horseshoe Bay.
Violation History
Status breakdown for accepted records with record years 2021-2026: 1 resolved, 1 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 |
|---|---|---|---|
| July 1, 2025 | Surface Water Treatment Rule | Non-health-based | Unaddressed (current) |
| February 1, 2024 | Contaminant 0800 | Non-health-based | Archived |
| December 30, 2023 | Stage 1 DBP Rule | Non-health-based | Resolved |
| March 25, 2021 | Lead and Copper Rule | Non-health-based | Unaddressed (current) |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Stage 1 DBP Rule | Treatment Failure | 1 | No |
| Surface Water Treatment Rule | Treatment Failure | 1 | No |
| Lead and Copper Rule | Treatment Failure | 1 | No |
| Contaminant 0800 | Other Violation | 1 | No |
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.00152 mg/L | No | N/A |
No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.
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.
- 78657 - Horseshoe Bay
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for City of Cottonwood Shores (TX0270013) on EPA.gov.
Frequently Asked Questions
Is City of Cottonwood Shores 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 City of Cottonwood Shores serve?
City of Cottonwood Shores serves approximately 2,157 people across 1 ZIP code in Texas.
Where does City of Cottonwood Shores get its water?
The primary water source is surface water.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). City of Cottonwood Shores (TX): 4 EPA Violations. https://zipcheckup.com/water-system/tx0270013/
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author = {{ZipCheckup}},
title = {{City of Cottonwood Shores (TX): 4 EPA Violations}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/tx0270013/}
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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
City of Cottonwood Shores (EPA ID: TX0270013) - request the latest Consumer Confidence Report or ask about specific contaminants.