Knox Water Works
EPA ID: PA6160005 · 1,380 people served · 2 ZIP codes
ZipCheckup's reading of EPA records for Knox Water Works (PA6160005): 8 violations on record since 2021. Per the federal file, all 8 violations logged for Knox Water Works carry a resolved status, and around 1,380 people get water from this system.
Data: EPA SDWIS
Service Area Map
Coverage area for Knox Water Works Source: EPA SDWIS service area boundaries.
Service area boundary
Demographics of ZIP Codes Served
The ZIP codes associated with Knox Water Works have a median household income of $62,056 and about 7,308 residents live in those ZIP codes (Census; not the number of people this system supplies). Approximately 73% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: On average, 38% of census tracts in the counties mapped to this service area are designated disadvantaged by the federal Climate and Economic Justice Screening Tool (CEJST, 2022 version). 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?
Knox Water Works's water is classified in EPA records as a groundwater source. 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 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
Knox Water Works (EPA ID: PA6160005) is a community water system in Pennsylvania that serves approximately 1,380 people from groundwater sources.
This system provides water to 2 ZIP codes across 2 communities.
Violation History
Status breakdown for accepted records with record years 2021-2026: 5 resolved, 3 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 |
|---|---|---|---|
| January 1, 2026 | Groundwater Rule | Non-health-based | Resolved |
| January 1, 2025 | Nitrate | Non-health-based | Archived |
| January 1, 2025 | Nitrite | Non-health-based | Archived |
| August 1, 2024 | Groundwater Rule | Non-health-based | Resolved |
| January 1, 2022 | Nitrate | Non-health-based | Resolved |
| January 1, 2022 | Nitrite | Non-health-based | Resolved |
| April 1, 2021 | Groundwater Rule | Non-health-based | Archived |
| February 1, 2021 | Groundwater 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 |
|---|---|---|---|
| Groundwater Rule | Other Violation | 4 | No |
| Nitrate | Monitoring & Reporting | 2 | No |
| Nitrite | Monitoring & Reporting | 2 | No |
Lead & Copper
Latest reported 90th-percentile lead result for this PWSID: 0.0008 mg/L (1996-12-31).
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
2 of 2 ZIP records with known zones are in EPA Radon Zone 1.
The EPA recommends testing all homes regardless of radon zone. County radon zones cannot replace an in-home radon test.
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 available EPA compliance records for Knox Water Works (PA6160005) on EPA.gov.
Frequently Asked Questions
Is Knox Water Works water safe to drink?
The accepted 2026Q2 ECHO snapshot shows no current noncompliance for Knox Water Works; its 8 accepted 2021-2026 records are resolved or archived. Historical compliance status does not establish conditions at a specific tap.
How many people does Knox Water Works serve?
Knox Water Works serves approximately 1,380 people across 2 ZIP codes in Pennsylvania.
Where does Knox Water Works get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Knox Water Works (PA): 8 EPA Violations. https://zipcheckup.com/water-system/pa6160005/
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author = {{ZipCheckup}},
title = {{Knox Water Works (PA): 8 EPA Violations}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/pa6160005/}
}
What You Can Do
Test your water
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Check your specific ZIP code
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Contact your utility
Knox Water Works (EPA ID: PA6160005) - request the latest Consumer Confidence Report or ask about specific contaminants.