Mcalisterville Area Joint Authority
EPA ID: PA4340002 · 850 people served · 2 ZIP codes
ZipCheckup's reading of EPA SDWIS for Mcalisterville Area Joint Authority (PA4340002): 17 EPA violations in the last five years. Since the flagged events, Mcalisterville Area Joint Authority resolved all 17 violations - compliant today, 850 residents served.
Data: EPA SDWIS
Service Area Map
Coverage area for Mcalisterville Area Joint Authority Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Mcalisterville Area Joint Authority serves a community with a median household income of $64,515 and an estimated 10,676 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: 60% 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?
Mcalisterville Area Joint Authority's water is drawn from rivers, lakes, or reservoirs. Surface water sources are more exposed to agricultural runoff, stormwater, and upstream discharges, but they typically receive more intensive treatment before reaching your tap.
Infrastructure Risk
Detected Contaminants
How Mcalisterville Area Joint Authority compares to EPA limits
What This Means For You
Lead at 1 mg/L (action level) exceeds the EPA maximum of 0.015 mg/L (action level). Brain damage in children, kidney & blood pressure in adults. Consider reverse osmosis filtration.
Total Trihalomethanes (TTHM) at 2 mg/L exceeds the EPA maximum of 0.08 mg/L. Bladder & rectal cancer risk; reproductive concerns. Consider granular activated carbon (GAC) filtration.
Haloacetic Acids (HAA5) at 1 mg/L exceeds the EPA maximum of 0.06 mg/L. Cancer risk; reproductive & developmental effects. Consider granular activated carbon (GAC) filtration.
Contaminant 0700 at 5 mg/L exceeds the EPA maximum of mg/L.
Fecal Coliform at 3 presence exceeds the EPA maximum of presence.
Lead was detected in this water system. reverse osmosis filtration can reduce exposure.
Find a certified water filter →Comparable Water Systems
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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
Mcalisterville Area Joint Authority (EPA ID: PA4340002) is a community water system in Pennsylvania that serves approximately 850 people from surface water sources.
This system provides water to 2 ZIP codes across 2 communities.
Violation History
Status breakdown for accepted records with record years 2021-2026: 17 resolved, 0 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 |
|---|---|---|---|
| April 1, 2025 | Revised Total Coliform Rule | Non-health-based | Resolved |
| April 1, 2025 | E. coli | Non-health-based | Resolved |
| March 1, 2025 | Contaminant 0700 | Non-health-based | Resolved |
| May 1, 2024 | Contaminant 0700 | Non-health-based | Resolved |
| March 1, 2024 | Contaminant 0700 | Non-health-based | Resolved |
| May 1, 2023 | Contaminant 0700 | Non-health-based | Resolved |
| January 1, 2023 | Total Trihalomethanes (TTHM) | Non-health-based | Resolved |
| January 1, 2023 | Lead | Non-health-based | Resolved |
| January 1, 2023 | Copper | Non-health-based | Resolved |
| February 1, 2022 | Fecal Coliform | Non-health-based | Resolved |
| November 1, 2021 | Fecal Coliform | Non-health-based | Resolved |
| October 1, 2021 | Surface Water Treatment Rule | Non-health-based | Resolved |
| May 11, 2021 | Lead and Copper Rule | Non-health-based | Resolved |
| March 1, 2021 | Fecal Coliform | Non-health-based | Resolved |
| January 1, 2021 | Contaminant 0700 | Non-health-based | Resolved |
| January 1, 2021 | Total Trihalomethanes (TTHM) | Non-health-based | Resolved |
| January 1, 2021 | Haloacetic Acids (HAA5) | Non-health-based | 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 | 5 | No |
| Fecal Coliform | Microbiological | 3 | No |
| Total Trihalomethanes (TTHM) | Disinfection Byproducts | 2 | No |
| Lead | Inorganic | 1 | No |
| Copper | Inorganic | 1 | No |
| Haloacetic Acids (HAA5) | Disinfection Byproducts | 1 | No |
| Surface Water Treatment Rule | Treatment Failure | 1 | No |
| Lead and Copper Rule | Treatment Failure | 1 | No |
| E. coli | Microbiological | 1 | No |
| Revised Total Coliform Rule | Microbiological | 1 | No |
Lead & Copper
No reported lead measurement appears for this PWSID in the accepted LCR snapshot. Absence of a reported measurement is not a measured zero.
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
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
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 Mcalisterville Area Joint Authority (PA4340002) on EPA.gov.
Frequently Asked Questions
Is Mcalisterville Area Joint Authority water safe to drink?
The accepted 2026Q2 ECHO snapshot shows no current noncompliance for Mcalisterville Area Joint Authority; its 17 accepted 2021-2026 records are resolved or archived. Historical compliance status does not establish conditions at a specific tap.
How many people does Mcalisterville Area Joint Authority serve?
Mcalisterville Area Joint Authority serves approximately 850 people across 2 ZIP codes in Pennsylvania.
Where does Mcalisterville Area Joint Authority get its water?
The primary water source is surface water.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Mcalisterville Area Joint Authority (PA): 17 EPA Violations. https://zipcheckup.com/water-system/pa4340002/
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title = {{Mcalisterville Area Joint Authority (PA): 17 EPA Violations}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/pa4340002/}
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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
Mcalisterville Area Joint Authority (EPA ID: PA4340002) - request the latest Consumer Confidence Report or ask about specific contaminants.