Williamstown Boro Authority
EPA ID: PA7220037 · 2,390 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for Williamstown Boro Authority (PA7220037): 1 unresolved EPA violation on record. Not yet resolved: 1 EPA violation at Williamstown Boro Authority, affecting about 2,390 residents.
Data: EPA SDWIS
Service Area Map
Coverage area for Williamstown Boro Authority Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Williamstown Boro Authority serves a community with a median household income of $63,071 and an estimated 2,521 residents across its service area. Approximately 94% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
🌊 Where Does Your Water Come From?
Williamstown Boro Authority'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 Williamstown Boro Authority compares to EPA limits
What This Means For You
Haloacetic Acids (HAA5) at 2 mg/L exceeds the EPA maximum of 0.06 mg/L. Cancer risk; reproductive & developmental effects. Consider granular activated carbon (GAC) filtration.
Total Trihalomethanes (TTHM) at 2 mg/L exceeds the EPA maximum of 0.08 mg/L. Bladder & rectal cancer risk; reproductive concerns. Consider granular activated carbon (GAC) filtration.
E. coli at 3 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.
Revised Total Coliform Rule at 3 presence exceeds the EPA maximum of presence.
Consumer Confidence Report Rule at 2 mg/L exceeds the EPA maximum of mg/L.
Haloacetic Acids (HAA5) was detected in this water system. granular activated carbon (GAC) filtration can reduce exposure.
Find a certified water filter →Comparable Water Systems
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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
Williamstown Boro Authority (EPA ID: PA7220037) is a community water system in Pennsylvania that serves approximately 2,390 people from surface water sources.
This system serves ZIP code 17098 in Williamstown.
Violation History
Status breakdown for accepted records with record years 2021-2026: 13 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 |
|---|---|---|---|
| October 1, 2025 | Stage 1 DBP Rule | Non-health-based | Unaddressed (current) |
| January 1, 2025 | Chlorite | Non-health-based | Resolved |
| July 1, 2023 | Consumer Confidence Report Rule | Non-health-based | Resolved |
| June 1, 2023 | Consumer Confidence Report Rule | Non-health-based | Resolved |
| April 1, 2023 | Total Trihalomethanes (TTHM) | Non-health-based | Resolved |
| April 1, 2023 | Haloacetic Acids (HAA5) | Non-health-based | Resolved |
| October 1, 2022 | Revised Total Coliform Rule | Non-health-based | Resolved |
| October 1, 2022 | E. coli | Non-health-based | Resolved |
| December 1, 2021 | Revised Total Coliform Rule | Non-health-based | Resolved |
| December 1, 2021 | E. coli | Non-health-based | Resolved |
| November 1, 2021 | Revised Total Coliform Rule | Non-health-based | Resolved |
| November 1, 2021 | E. coli | Non-health-based | Resolved |
| October 1, 2021 | Total Trihalomethanes (TTHM) | Non-health-based | Resolved |
| October 1, 2021 | Haloacetic Acids (HAA5) | Non-health-based | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| E. coli | Microbiological | 3 | No |
| Revised Total Coliform Rule | Microbiological | 3 | No |
| Total Trihalomethanes (TTHM) | Disinfection Byproducts | 2 | No |
| Haloacetic Acids (HAA5) | Disinfection Byproducts | 2 | No |
| Consumer Confidence Report Rule | Reporting Failure | 2 | No |
| Chlorite | Disinfection Byproducts | 1 | No |
| Stage 1 DBP Rule | Treatment Failure | 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.
No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.
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.
- 17098 - Williamstown
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Williamstown Boro Authority (PA7220037) on EPA.gov.
Frequently Asked Questions
Is Williamstown Boro Authority 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 Williamstown Boro Authority serve?
Williamstown Boro Authority serves approximately 2,390 people across 1 ZIP code in Pennsylvania.
Where does Williamstown Boro Authority get its water?
The primary water source is surface water.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Williamstown Boro Authority (PA): 14 EPA Violations. https://zipcheckup.com/water-system/pa7220037/
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author = {{ZipCheckup}},
title = {{Williamstown Boro Authority (PA): 14 EPA Violations}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/pa7220037/}
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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
Williamstown Boro Authority (EPA ID: PA7220037) - request the latest Consumer Confidence Report or ask about specific contaminants.