Marion Twp Wtp
EPA ID: PA5100099 · 225 people served · 6 ZIP codes
In the most recent EPA reporting cycle, Marion Twp Wtp carried 2 violations still marked as unresolved — each remains active in the federal enforcement ledger while the utility continues operations for its service population of approximately 225 people across the area it supplies.
Data: EPA SDWIS Last verified: 2026-04-02
Service Area Map
Coverage area for Marion Twp Wtp Source: EPA SDWIS service area boundaries.
Service area boundary — Grade D
Service Area Demographics
The Marion Twp Wtp serves a community with a median household income of $85,625 and an estimated 2,445 residents across its service area. Approximately 67% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Marion Twp Wtp'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.
About 1% of homes in Butler County, Pennsylvania rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.
Infrastructure Risk
Detected Contaminants
How Marion Twp Wtp compares to EPA limits
What This Means For You
Contaminant 0700 at 6 mg/L exceeds the EPA maximum of mg/L.
Lead and Copper Rule at 5 mg/L exceeds the EPA maximum of mg/L.
Total Organic Carbon at 1 mg/L exceeds the EPA maximum of mg/L.
Surface Water Treatment Rule at 1 mg/L exceeds the EPA maximum of mg/L.
Consumer Confidence Report Rule at 1 mg/L exceeds the EPA maximum of mg/L.
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
Marion Twp Wtp (EPA ID: PA5100099) is a community water system in Pennsylvania that serves approximately 225 people from groundwater sources.
This system provides water to 6 ZIP codes across 3 communities.
Average Home Safety Score: D (49/100)
Based on water quality violations, lead levels, and radon risk across all ZIP codes served by this system.
Violation History
Recent Violations
| Date | Contaminant | Type | Status |
|---|---|---|---|
| January 1, 2025 | Consumer Confidence Report Rule | Monitoring | Resolved |
| October 11, 2023 | Lead and Copper Rule | Monitoring | Resolved |
| July 11, 2023 | Lead and Copper Rule | Monitoring | Resolved |
| July 1, 2023 | Surface Water Treatment Rule | Monitoring | Resolved |
| July 1, 2023 | Contaminant 0700 | Monitoring | Resolved |
| May 13, 2023 | Lead and Copper Rule | Monitoring | Resolved |
| May 1, 2023 | Contaminant 0700 | Health-based | Resolved |
| January 11, 2023 | Lead and Copper Rule | Monitoring | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Contaminant 0700 | Other Violation | 6 | Yes |
| Lead and Copper Rule | Treatment Failure | 5 | No |
| Total Organic Carbon | Disinfection Byproducts | 1 | No |
| Combined Radium | Radionuclides | 1 | No |
| Surface Water Treatment Rule | Treatment Failure | 1 | No |
| Consumer Confidence Report Rule | Reporting Failure | 1 | No |
Lead & Copper
No Lead and Copper Rule sampling data available for this water system.
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
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Marion Twp Wtp (PA5100099) on EPA.gov.
Frequently Asked Questions
Is Marion Twp Wtp water safe to drink?
Marion Twp Wtp has recorded 1 health-based violation in the past 5 years. While the system is required to treat water to meet federal standards, you may want to consider additional precautions such as a certified water filter.
How many people does Marion Twp Wtp serve?
Marion Twp Wtp serves approximately 225 people across 6 ZIP codes in Pennsylvania.
Where does Marion Twp Wtp get its water?
The primary water source is groundwater.
Lead Service Line Inventory
Service line breakdown reported under the federal Lead and Copper Rule Improvements (LCRI) inventory requirement:
This system reports zero confirmed lead service lines in its inventory. Unknown-material counts may still warrant verification.
Federal LCRI rule (effective October 2024) requires every public water system to inventory its service lines and complete lead-line replacement within 10 years.
Source: EPA SDWIS Federal Service Line Inventory (Phase 2) · Submitted 2026
ZipCheckup is not affiliated with the utility or state agency. Inventory figures render verbatim from the public LCRI submission cited above; ZipCheckup does not perform inspections or replacements.
Frequently Asked Questions
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
Marion Twp Wtp (EPA ID: PA5100099) — request the latest Consumer Confidence Report or ask about specific contaminants.