Hilltown Addition
EPA ID: TX0610112 · 2,439 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for Hilltown Addition (TX0610112): 1 unresolved EPA violation on record. Looking at the EPA enforcement file for Hilltown Addition, 1 violation is listed as unresolved - those findings cover the utility's service area of approximately 2,439 people and remain open in the federal compliance system, awaiting formal corrective action documentation.
Data: EPA SDWIS
Service Area Map
Coverage area for Hilltown Addition Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Hilltown Addition serves a community with a median household income of $126,341 and an estimated 70,562 residents across its service area.
💧 Where Does Your Water Come From?
Hilltown Addition'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.
Infrastructure Risk
Detected Contaminants
How Hilltown Addition compares to EPA limits
What This Means For You
Lead and Copper Rule at 8 mg/L exceeds the EPA maximum of mg/L.
Stage 1 DBP Rule at 4 mg/L exceeds the EPA maximum of mg/L.
Surface Water Treatment Rule at 3 mg/L exceeds the EPA maximum of mg/L.
Revised Total Coliform Rule at 2 presence exceeds the EPA maximum of presence.
Total Coliform at 1 presence exceeds the EPA maximum of presence.
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 4 detections 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
Hilltown Addition (EPA ID: TX0610112) is a community water system in Texas that serves approximately 2,439 people from groundwater sources.
This system serves ZIP code 75068 in Little Elm.
Violation History
Status breakdown for accepted records with record years 2021-2026: 17 resolved, 0 archived, 0 addressed, and 1 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 | Resolved |
| August 18, 2024 | Lead and Copper Rule | Non-health-based | Resolved |
| July 1, 2024 | Stage 1 DBP Rule | Non-health-based | Resolved |
| December 31, 2023 | Lead and Copper Rule | Non-health-based | Resolved |
| July 1, 2023 | Stage 1 DBP Rule | Non-health-based | Resolved |
| July 1, 2023 | Surface Water Treatment Rule | Non-health-based | Resolved |
| April 1, 2023 | Lead and Copper Rule | Non-health-based | Resolved |
| December 19, 2022 | Lead and Copper Rule | Non-health-based | Resolved |
| November 19, 2022 | Lead and Copper Rule | Non-health-based | Resolved |
| October 15, 2022 | Lead and Copper Rule | Non-health-based | Resolved |
| October 1, 2022 | Stage 1 DBP Rule | Non-health-based | Resolved |
| January 30, 2022 | Lead and Copper Rule | Non-health-based | Resolved |
| November 1, 2021 | Lead and Copper Rule | Non-health-based | Resolved |
| October 1, 2021 | Stage 1 DBP Rule | Non-health-based | Resolved |
| October 1, 2021 | Revised Total Coliform Rule | Non-health-based | Resolved |
| September 1, 2021 | Total Coliform | Non-health-based | Unaddressed (current) |
| July 1, 2021 | Surface Water Treatment Rule | Non-health-based | Resolved |
| April 1, 2021 | Revised Total Coliform Rule | 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 | 8 | No |
| Stage 1 DBP Rule | Treatment Failure | 4 | No |
| Surface Water Treatment Rule | Treatment Failure | 3 | No |
| Revised Total Coliform Rule | Microbiological | 2 | No |
| Total Coliform | Microbiological | 1 | No |
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0 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.
- 75068 - Little Elm
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Hilltown Addition (TX0610112) on EPA.gov.
Frequently Asked Questions
Is Hilltown Addition water safe to drink?
The accepted 2026Q2 ECHO snapshot shows 1 current noncompliance record and zero current records classified as health-based. That classification is not a property-specific water test or safety guarantee.
How many people does Hilltown Addition serve?
Hilltown Addition serves approximately 2,439 people across 1 ZIP code in Texas.
Where does Hilltown Addition get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Hilltown Addition (TX): 18 EPA Violations. https://zipcheckup.com/water-system/tx0610112/
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author = {{ZipCheckup}},
title = {{Hilltown Addition (TX): 18 EPA Violations}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/tx0610112/}
}
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
Hilltown Addition (EPA ID: TX0610112) - request the latest Consumer Confidence Report or ask about specific contaminants.