Collomsville Mutual Waterworks
EPA ID: PA4410179 · 250 people served · 2 ZIP codes
ZipCheckup's reading of EPA records for Collomsville Mutual Waterworks (PA4410179): 166 violations on record since 2021. Looking at the EPA enforcement file for Collomsville Mutual Waterworks, 166 violations are listed in the dataset, and none is recorded as open for the 250 people in its service area.
Data: EPA SDWIS
Service Area Map
Coverage area for Collomsville Mutual Waterworks Source: EPA SDWIS service area boundaries.
Service area boundary
Demographics of ZIP Codes Served
The ZIP codes associated with Collomsville Mutual Waterworks have a median household income of $70,757 and about 22,106 residents live in those ZIP codes (Census; not the number of people this system supplies). Approximately 78% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: On average, 31% 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?
Collomsville Mutual Waterworks'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.
Superfund Proximity Note: This service area ranks in the 70th percentile nationally for proximity to Superfund (NPL) sites. Groundwater sources near contaminated sites may face elevated risk from industrial chemicals.
Infrastructure Risk
PFAS in ZIP Codes This System Serves
PFAS ("forever chemicals") have been reported in samples from water systems associated with the ZIP codes in this system's area. These results can come from other water systems serving the same ZIP codes; check the UCMR5 section for any results reported for this system. 5 detections recorded. 1 detection is above the level of a federal PFAS MCL (4 ppt for PFOA and PFOS), with compliance required from 2029.
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
Collomsville Mutual Waterworks (EPA ID: PA4410179) is a community water system in Pennsylvania that serves approximately 250 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: 162 resolved, 4 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, 2025 | Gross Alpha | Non-health-based | Archived |
| October 1, 2025 | Combined Uranium | Non-health-based | Archived |
| October 1, 2025 | Radium-226 | Non-health-based | Archived |
| October 1, 2025 | Radium-228 | Non-health-based | Archived |
| October 1, 2024 | Consumer Confidence Rule | Non-health-based | Resolved |
| July 1, 2024 | Consumer Confidence Rule | Non-health-based | Resolved |
| May 11, 2024 | Public Notice | Non-health-based | Resolved |
| January 1, 2024 | Nitrate | Non-health-based | Resolved |
| January 1, 2024 | Nitrite | Non-health-based | Resolved |
| October 1, 2023 | Consumer Confidence Rule | Non-health-based | Resolved |
| July 1, 2023 | Consumer Confidence Rule | Non-health-based | Resolved |
| June 11, 2023 | Public Notice | Non-health-based | Resolved |
| April 1, 2023 | Revised Total Coliform Rule | Non-health-based | Resolved |
| January 11, 2023 | Public Notice | Non-health-based | Resolved |
| January 11, 2023 | Public Notice | Non-health-based | Resolved |
| January 11, 2023 | Public Notice | Non-health-based | Resolved |
| January 11, 2023 | Public Notice | Non-health-based | Resolved |
| January 11, 2023 | Public Notice | Non-health-based | Resolved |
| January 11, 2023 | Public Notice | Non-health-based | Resolved |
| January 11, 2023 | Public Notice | Non-health-based | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Public Notice | Other (notice or report rule) | 24 | No |
| Consumer Confidence Rule | Other (notice or report rule) | 7 | No |
| Endrin | Other Violation | 3 | No |
| BHC-GAMMA | Other Violation | 3 | No |
| Methoxychlor | Other Violation | 3 | No |
| Toxaphene | Other Violation | 3 | No |
| Dalapon | Other Violation | 3 | No |
| Diquat | Other Violation | 3 | No |
| Endothall | Other Violation | 3 | No |
| Glyphosate | Other Violation | 3 | No |
| Di(2-ethylhexyl) adipate | Other Violation | 3 | No |
| OXAMYL | Other Violation | 3 | No |
| Simazine | Other Violation | 3 | No |
| Atrazine | Organic | 3 | No |
| Picloram | Other Violation | 3 | No |
Lead & Copper
Latest reported 90th-percentile lead result for this PWSID: 0.001 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.
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: Ask your water utility whether running cold water for 2 minutes is enough to flush your plumbing before drinking.
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 Collomsville Mutual Waterworks (PA4410179) on EPA.gov.
Frequently Asked Questions
Is Collomsville Mutual Waterworks water safe to drink?
The accepted 2026Q2 ECHO snapshot shows no current noncompliance for Collomsville Mutual Waterworks; its 166 accepted 2021-2026 records are resolved or archived. Historical compliance status does not establish conditions at a specific tap.
How many people does Collomsville Mutual Waterworks serve?
Collomsville Mutual Waterworks serves approximately 250 people across 2 ZIP codes in Pennsylvania.
Where does Collomsville Mutual Waterworks get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Collomsville Mutual Waterworks (PA): 166 EPA Violations. https://zipcheckup.com/water-system/pa4410179/
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author = {{ZipCheckup}},
title = {{Collomsville Mutual Waterworks (PA): 166 EPA Violations}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/pa4410179/}
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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
Collomsville Mutual Waterworks (EPA ID: PA4410179) - request the latest Consumer Confidence Report or ask about specific contaminants.