Darby Field Commons
EPA ID: NH1332020 · 70 people served · 2 ZIP codes
Five clean years on EPA record — Darby Field Commons, 70 residents served.
Data: EPA SDWIS Last verified: 2026-04-02
Compliance Trajectory
Stable · Risk tier: High · 66% chance of violation in next 12 months
Violations went from 1 (2021) to 2 (2025). Violation counts have remained relatively steady.
Service Area Map
Coverage area for Darby Field Commons Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Darby Field Commons serves a community with a median household income of $123,729 and an estimated 19,481 residents across its service area. Approximately 53% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Darby Field Commons'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 Merrimack County, New Hampshire 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. 4 detections recorded. 2 exceed federal EPA limits (4 ppt for PFOA/PFOS).
Comparable Water Systems
Similar-sized systems in New Hampshire
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
Darby Field Commons (EPA ID: NH1332020) is a community water system in New Hampshire that serves approximately 70 people from groundwater sources.
This system provides water to 2 ZIP codes across 2 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
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Darby Field Commons (NH1332020) on EPA.gov.
Frequently Asked Questions
Is Darby Field Commons water safe to drink?
Based on EPA records, Darby Field Commons has no recorded violations in the past 5 years — a positive indicator of water quality management.
How many people does Darby Field Commons serve?
Darby Field Commons serves approximately 70 people across 2 ZIP codes in New Hampshire.
Where does Darby Field Commons get its water?
The primary water source is groundwater.