West Cocalico Twp Water Authority
EPA ID: PA7360141 · 2,430 people served · 2 ZIP codes
ZipCheckup's reading of EPA SDWIS for West Cocalico Twp Water Authority (PA7360141): 2 EPA violations in the last five years. Dating back across the full five-year EPA tracking window, West Cocalico Twp Water Authority encountered 2 violations, each subsequently remedied and closed - today the utility meets all federal drinking water requirements for the 2,430 residents in its service area and holds no open enforcement actions.
Data: EPA SDWIS
Service Area Map
Coverage area for West Cocalico Twp Water Authority Source: EPA SDWIS service area boundaries.
Service area boundary - Grade D
Service Area Demographics
The West Cocalico Twp Water Authority serves a community with a median household income of $96,084 and an estimated 22,181 residents across its service area. Approximately 59% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
West Cocalico Twp Water Authority'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.
Superfund Proximity Note: This service area ranks in the 60th percentile nationally for proximity to Superfund (NPL) sites. Groundwater sources near contaminated sites may face elevated risk from industrial chemicals.
Infrastructure Risk
Detected Contaminants
How West Cocalico Twp Water Authority compares to EPA limits
What This Means For You
Surface Water Treatment Rule at 1 mg/L exceeds the EPA maximum of mg/L.
Revised Total Coliform Rule 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. 10 detections recorded. 4 exceed federal EPA limits (4 ppt for PFOA/PFOS).
Comparable Water Systems
Similar-sized systems in Pennsylvania
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
West Cocalico Twp Water Authority (EPA ID: PA7360141) is a community water system in Pennsylvania that serves approximately 2,430 people from groundwater sources.
This system provides water to 2 ZIP codes across 2 communities.
ZIP-Area Home Safety Context: D (47/100)
This is the average Home Safety Score for 1 of 2 service-area ZIP codes with all required score domains observed. It is not a grade for the water utility.
Model 4.0.0 uses SDWIS identity plus accepted ECHO SDWA lifecycle-based water compliance, the UCMR 5 PFAS MCL screen, EPA radon zone, and annual EPA AirData AQI across three equally weighted domains. Missing required evidence suppresses the score.
Violation History
Status breakdown for accepted records with record years 2021-2026: 2 resolved, 0 archived, 0 addressed, and 0 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 |
|---|---|---|---|
| October 1, 2023 | Surface Water Treatment Rule | Non-health-based | Resolved |
| October 1, 2022 | 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 |
|---|---|---|---|
| Surface Water Treatment Rule | Treatment Failure | 1 | No |
| Revised Total Coliform Rule | Microbiological | 1 | No |
Lead & Copper
No reported lead measurement appears for this PWSID in the accepted LCR snapshot. Absence of a reported measurement is not a measured zero.
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.
Radon Risk in Service Area
Dominant radon zone for ZIP codes served by this system: Zone 1 (High Risk)
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
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 PA or modeled from parcel and building-footprint data.
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for West Cocalico Twp Water Authority (PA7360141) on EPA.gov.
Frequently Asked Questions
Is West Cocalico Twp Water Authority water safe to drink?
The accepted 2026Q2 ECHO snapshot shows no current noncompliance for West Cocalico Twp Water Authority; its 2 accepted 2021-2026 records are resolved or archived. Historical compliance status does not establish conditions at a specific tap.
How many people does West Cocalico Twp Water Authority serve?
West Cocalico Twp Water Authority serves approximately 2,430 people across 2 ZIP codes in Pennsylvania.
Where does West Cocalico Twp Water Authority get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). West Cocalico Twp Water Authority (PA): 2 EPA Violations. https://zipcheckup.com/water-system/pa7360141/
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title = {{West Cocalico Twp Water Authority (PA): 2 EPA Violations}},
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url = {https://zipcheckup.com/water-system/pa7360141/}
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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
West Cocalico Twp Water Authority (EPA ID: PA7360141) - request the latest Consumer Confidence Report or ask about specific contaminants.