Duncansville Muni Water Authority
EPA ID: PA4070012 · 2,350 people served · 4 ZIP codes
For the full five-year period covered by EPA monitoring, Duncansville Muni Water Authority has supplied tap water to 2,350 residents with no violations of any type on record.
Data: EPA SDWIS Last verified: 2026-04-02
Compliance Trajectory
Worsening · Risk tier: High · 95% chance of violation in next 12 months
Violations went from 5 (2022) to 5 (2025). The pattern suggests growing compliance challenges.
Service Area Map
Coverage area for Duncansville Muni Water Authority Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Duncansville Muni Water Authority serves a community with a median household income of $71,490 and an estimated 61,837 residents across its service area. Approximately 69% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: 39% of the population in this service area is classified as disadvantaged under EPA's EJScreen criteria. 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?
Duncansville Muni Water Authority'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 2% of homes in Blair 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
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
Duncansville Muni Water Authority (EPA ID: PA4070012) is a community water system in Pennsylvania that serves approximately 2,350 people from groundwater sources.
This system provides water to 4 ZIP codes across 4 communities.
Violation History
Lead & Copper
No Lead and Copper Rule sampling data available for this water system.
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.
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Duncansville Muni Water Authority (PA4070012) on EPA.gov.
Frequently Asked Questions
Is Duncansville Muni Water Authority water safe to drink?
Based on EPA records, Duncansville Muni Water Authority has no recorded violations in the past 5 years — a positive indicator of water quality management.
How many people does Duncansville Muni Water Authority serve?
Duncansville Muni Water Authority serves approximately 2,350 people across 4 ZIP codes in Pennsylvania.
Where does Duncansville Muni Water Authority 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:
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.