Water Quality Report

Williamstown, PA (17098): 14 Violations Recorded for Mapped Water Systems

EPA data for Williamstown Boro Authority

System 90th-Percentile Lead Result Exceeds EPA Action Level High County Radon Potential

EPA records for the water systems mapped to 17098 in Williamstown, PA contain 14 recorded violations for inclusive record years 2021 through 2026, all mapped systems combined; 0 are marked health-based.

Data source: U.S. Environmental Protection Agency (EPA) SDWIS

Based on EPA Drinking Water FEMA Flood Data U.S. Census CDC Energy Information Admin. USGS Water Data & 9 more federal sources

Latest air quality, EPA records and weather alerts Current data temporarily unavailable

Current EPA violation data unavailable

Safety Score N/A

Water Quality Concerns 14 non-health-based violation records in EPA data

Lead Risk High 0.032 mg/L, 90th percentile, sample period ending 2007-12-31

NFIP Claim History N/A

Data confidence: High (direct measurement) Medium (sampled / sub-geography) Low (modeled / inferred) Methodology →

At a Glance

Water EPA records for water systems mapped to this ZIP show 14 violations (non-health) (since 2021).
Lead 90th-percentile lead reading of 0.032 mg/L; the EPA action level of 0.015 mg/L applies to a water system's 90th-percentile result.
Radon EPA Zone 1 - highest county-level potential. This is not a home measurement; test before any threshold comparison.

Contaminant Summary

Violations on record (not health-based)

14 violations

Report data assembled: Jul 27, 2026 EPA water-system identity: source date or period is not present in ZipCheckup's accepted source record EPA violation history: more than two update cycles old Lead, copper and UCMR measurements: source date or period is not present in ZipCheckup's accepted source record Consumer Confidence Report: source date or period is not present in ZipCheckup's accepted source record

Water System

2,390

People Served

Health Violations (since 2021)

Surface water

Water Source

0.032 mg/L

Reported Lead Result ⚠ Above EPA Action Level13.9× the national median for this measure

Zone 1

County Radon Potential · High

$113K

Median Home Value40% below state median ($187K)

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The critical alert on record for 17098 in Williamstown stands alone - no high-priority findings appear in the same compiled data.

System 90th-Percentile Lead Result Above EPA Action Level CRITICAL

System 90th-percentile lead result of 32 ppb is above the EPA action level of 15 ppb. Lead is especially dangerous for children and pregnant women.

What to do: Get a certified water test and consider an NSF/ANSI 58 reverse osmosis system that is also certified for lead reduction. See Lead & Copper History below ↓ ↓

Score Breakdown

Overall Home Safety Score: Score unavailable

Required evidence is missing. Missing values remain unknown and are not imputed or renormalized.

Canonical components

EPA water compliance

66/100

Observed

PFAS MCL screen

Unknown

Evidence missing

EPA radon zone

0/100

Observed

Annual EPA AirData AQI

100/100

Observed

Required domains

Drinking water

Unknown

Indoor environment

0/100

Outdoor environment

100/100

Coverage: 3 of 4 components and 2 of 3 domains observed.

Model 4.0.0; series home-safety-v4-cross-vertical.

Safety & Health (6) CRITICAL

Your Water System

ZIP code 17098 in Williamstown, Pennsylvania is mapped to the water system Williamstown Boro Authority (EPA ID: PA7220037). This system provides water to approximately 2,390 people from surface water sources.

Other Water Quality Reports in Pennsylvania

15001 (Aliquippa) - 43 violations recorded for mapped water systems
15003 (Ambridge) - 16 violations recorded for mapped water systems
15004 (Atlasburg)
15005 (Baden) - 18 violations recorded for mapped water systems
15006 (Bairdford)
15007 (Bakerstown) - 2 violations recorded for mapped water systems
15009 (Beaver) - 62 violations recorded for mapped water systems
15010 (Beaver Falls) - 27 violations recorded for mapped water systems
15012 (Belle Vernon) - 75 violations recorded for mapped water systems
15014 (Brackenridge) - 1 violation recorded for mapped water systems
15015 (Bradfordwoods) - 2 violations recorded for mapped water systems
15017 (Bridgeville)
15018 (Buena Vista)
15019 (Bulger)
15020 (Bunola) - 8 violations recorded for mapped water systems
15021 (Burgettstown)
15022 (Charleroi) - 4 violations recorded for mapped water systems
15024 (Cheswick) - 8 violations recorded for mapped water systems
15025 (Clairton)
15026 (Clinton) - 18 violations recorded for mapped water systems

Nearby Water Quality Reports

17978 (Spring Glen) - 3 mi - 5 violations recorded for mapped water systems
17097 (Wiconisco) - 4 mi - 42 violations recorded for mapped water systems
17968 (Sacramento) - 4 mi - 5 violations recorded for mapped water systems
17980 (Tower City) - 4 mi - 44 violations recorded for mapped water systems
17048 (Lykens) - 5 mi - 69 violations recorded for mapped water systems
17957 (Muir) - 6 mi
17983 (Valley View) - 6 mi - 5 violations recorded for mapped water systems
17941 (Klingerstown) - 6 mi
17030 (Gratz) - 6 mi
17836 (Leck Kill) - 9 mi

Data Sources

This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Williamstown Boro Authority (PA7220037) on EPA.gov.

4 of the top compounds applied across the surrounding county in USGS pesticide-use estimates appear on EPA drinking-water monitoring lists. See the agricultural pesticide-use section.

📊 EPA Safe Drinking Water · View source →

Environmental Hazards (10) HIGH

Home & Infrastructure (8) HIGH

Possible home maintenance concerns - talk to a local expert.

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Cost & Community (9) HIGH

CPSC product recall notices

These national notices are not matched to this ZIP code or water system.

View all recalls →

📊 CPSC · View source →

Protect Your Home in Williamstown

Based on local data for ZIP 17098, these services may benefit homeowners in your area.

Based on local data for your area. Use the tools below to explore your options.

Gutter Installation & Repair

The median home in 17098 was built around 1901. Aging gutters can cause foundation damage, basement flooding, and mold - a professional assessment can prevent costly repairs.

Typical cost: Gutter installation: typically $1,000–$2,500 for a standard home

Estimate Your Home Maintenance Costs

Window Replacement

The median build year of homes in Williamstown is 1901; check the age and condition of your own windows. ENERGY STAR windows can save $101–$583/year on energy bills.

Typical cost: Window replacement: typically $300–$800 per window installed

Estimate Your Home Maintenance Costs

Roofing Inspection & Repair

Homes built around 1901 may be on their second or third roof. A professional inspection can catch damage before leaks start.

Typical cost: Roof inspection: typically $75–$300; repairs $300–$1,500

Estimate Your Home Insurance Needs

Service recommendations are based on public data for this ZIP code (FEMA, Census ACS, NWS). Actual needs vary by property. By calling, your information will be shared with an independent service provider. ZipCheckup may receive compensation. Cost estimates are approximate and vary by property, condition, and contractor.

Frequently Asked Questions

Is the tap water in 17098 safe to drink?

EPA SDWIS records 14 violations since 2021 across the water systems mapped to ZIP 17098 (primary system: Williamstown Boro Authority), including 0 health-based. The violation table above shows which system each record belongs to. ZipCheckup last updated this page in July 2026. The federal source release date is unavailable, so that month is not presented as source currency.

Where does 17098's water come from?

The recorded water source for Williamstown Boro Authority, a system mapped to ZIP code 17098, is Surface water. This system serves approximately 2,390 people.

How can I get my water tested in Williamstown?

If Williamstown Boro Authority supplies your home, contact it for its Consumer Confidence Report; otherwise contact the water utility that serves your address, or hire a certified lab for independent home water testing. The EPA recommends annual testing if you use a private well.

Is lead a concern in 17098 tap water?

The Lead and Copper Rule record selected for 17098 reports a 90th-percentile lead result of 0.032 mg/L for a water system mapped to this ZIP (record date 2007-12-31). The EPA action level is 0.015 mg/L. This system 90th-percentile result is above the EPA lead action level of 0.015 mg/L, which requires corrective action by the system; consider a filter certified for lead reduction.

What is the radon risk for 17098?

17098 is mapped to a county in EPA Radon Zone 1 (high county-level radon potential; EPA recommends testing every home), located in Dauphin County. EPA radon zones range from Zone 1 (highest county-level potential) to Zone 3 (lowest). Testing your home is recommended regardless of zone.

How to cite this page

APA

ZipCheckup. (2026). Williamstown, PA (17098): 14 Violations Recorded for Mapped Water Systems. https://zipcheckup.com/report/17098/

BibTeX

@misc{zipcheckup-report-17098,
  author = {{ZipCheckup}},
  title  = {{Williamstown, PA (17098): 14 Violations Recorded for Mapped Water Systems}},
  year   = {2026},
  url    = {https://zipcheckup.com/report/17098/}
}

Page version: October 2026.

Nearby ZIP Code Reports

Water quality comparison for ZIP codes near 17098

ZIP Code	City, State	Distance	Grade	Violations
17978	Spring Glen, PA	3.1 mi	C	5
17097	Wiconisco, PA	3.7 mi	N/A	42
17968	Sacramento, PA	3.8 mi	N/A	5
17980	Tower City, PA	3.8 mi	N/A	44
17048	Lykens, PA	4.5 mi	N/A	69
17957	Muir, PA	5.6 mi	N/A	0
17983	Valley View, PA	6.0 mi	N/A	5
17941	Klingerstown, PA	6.2 mi	N/A	0
17030	Gratz, PA	6.3 mi	N/A	0
17836	Leck Kill, PA	8.9 mi	N/A	0