Halfway-carroll Water System
EPA ID: LA1081005 · 498 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for Halfway-carroll Water System (LA1081005): no EPA violations recorded in the last five years. Throughout five consecutive years of federal water monitoring, Halfway-carroll Water System recorded zero violations - solid performance for a utility serving 498 people.
Data: EPA SDWIS
Service Area Map
Coverage area for Halfway-carroll Water System Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Halfway-carroll Water System serves a community with a median household income of $45,413 and an estimated 7,366 residents across its service area. Approximately 62% 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?
Halfway-carroll Water System'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
Comparable Water Systems
Similar-sized systems in Louisiana
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
Halfway-carroll Water System (EPA ID: LA1081005) is a community water system in Louisiana that serves approximately 498 people from groundwater sources.
This system serves ZIP code 71019 in Coushatta.
Violation History
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.005 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 LA or modeled from parcel and building-footprint data.
- 71019 - Coushatta
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Halfway-carroll Water System (LA1081005) on EPA.gov.
Frequently Asked Questions
Is Halfway-carroll Water System water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Halfway-carroll Water System in the inclusive 2021-2026 record-year window. This is a compliance-record finding, not a guarantee about water at a specific tap.
How many people does Halfway-carroll Water System serve?
Halfway-carroll Water System serves approximately 498 people across 1 ZIP code in Louisiana.
Where does Halfway-carroll Water System get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Halfway-carroll Water System Water Quality Report, LA. https://zipcheckup.com/water-system/la1081005/
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author = {{ZipCheckup}},
title = {{Halfway-carroll Water System Water Quality Report, LA}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/la1081005/}
}