Barnstable Fire District
EPA ID: MA4020000 · 5,400 people served · 6 ZIP codes
In every reporting cycle over the past five years, Barnstable Fire District has come through without a single EPA violation — a consistent performance across the full service population of approximately 5,400 residents that reflects both well-maintained infrastructure and reliable operational oversight.
Data: EPA SDWIS Last verified: 2026-04-02
Service Area Map
Coverage area for Barnstable Fire District Source: EPA SDWIS service area boundaries.
Service area boundary — Grade C
Service Area Demographics
The Barnstable Fire District serves a community with a median household income of $116,425 and an estimated 40,606 residents across its service area. Approximately 74% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Barnstable Fire District'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 Barnstable County, Massachusetts rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.
Infrastructure Risk
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 35 detections recorded. 10 exceed federal EPA limits (4 ppt for PFOA/PFOS). 1 exceeds state limits.
Comparable Water Systems
Similar-sized systems in Massachusetts
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
Barnstable Fire District (EPA ID: MA4020000) is a community water system in Massachusetts that serves approximately 5,400 people from groundwater sources.
This system provides water to 6 ZIP codes across 6 communities.
Average Home Safety Score: C (63/100)
Based on water quality violations, lead levels, and radon risk across all ZIP codes served by this system.
Violation History
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 2 (Moderate 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 MA or modeled from parcel and building-footprint data.
- 02601 — Hyannis
- 02630 — Barnstable
- 02632 — Centerville
- 02637 — Cummaquid
- 02668 — West Barnstable
- 02675 — Yarmouth Port
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Barnstable Fire District (MA4020000) on EPA.gov.
Frequently Asked Questions
Is Barnstable Fire District water safe to drink?
Based on EPA records, Barnstable Fire District has no recorded violations in the past 5 years — a positive indicator of water quality management.
How many people does Barnstable Fire District serve?
Barnstable Fire District serves approximately 5,400 people across 6 ZIP codes in Massachusetts.
Where does Barnstable Fire District get its water?
The primary water source is groundwater.
Federal UCMR5 PFAS Monitoring: Detected
This water system was tested under the federal EPA Unregulated Contaminant Monitoring Rule (UCMR5). PFAS compounds were detected below the current state-enforceable MCL.
Current MCL reflects the lowest state-enforceable limit (NYS 10 ppt for PFOA/PFOS, effective August 2020). The federal final MCL of 4 ppt for PFOA/PFOS (EPA April 2024 rule) is not enforceable until April 2029. Detections above 4 ppt but below 10 ppt are below current MCL but above the future federal limit.
Source: U.S. EPA UCMR5 (Unregulated Contaminant Monitoring Rule, 5th cycle) — per-system federal sampling, 2023–2025. EPA UCMR5 monitoring program →
Lead Service Line Inventory
Utility-reported lead service line presence and tap-sample lead level under federal LCRI requirements:
Below federal action level (0.015 mg/L)
MassDEP reports utility-level presence flag and tap-sampling without per-line breakdown. Customers should inquire with the utility about service line material at a specific address.
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: MassDEP LCRR Service Line Inventory · Submitted 2024
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
Barnstable Fire District (EPA ID: MA4020000) — request the latest Consumer Confidence Report or ask about specific contaminants.