Lakeside Cooperative
EPA ID: NH0753020 · 136 people served · 1 ZIP code
In every reporting cycle over the past five years, Lakeside Cooperative has come through without a single EPA violation — a consistent performance across the full service population of approximately 136 residents that reflects both well-maintained infrastructure and reliable operational oversight.
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 1 (2022) to 4 (2025). The pattern suggests growing compliance challenges.
Service Area Map
Coverage area for Lakeside Cooperative Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Lakeside Cooperative serves a community with a median household income of $96,335 and an estimated 4,568 residents across its service area. Approximately 68% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Lakeside Cooperative'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 Grafton 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
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
Lakeside Cooperative (EPA ID: NH0753020) is a community water system in New Hampshire that serves approximately 136 people from groundwater sources.
This system serves ZIP code 03748 in Enfield.
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
- 03748 — Enfield
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Lakeside Cooperative (NH0753020) on EPA.gov.
Frequently Asked Questions
Is Lakeside Cooperative water safe to drink?
Based on EPA records, Lakeside Cooperative has no recorded violations in the past 5 years — a positive indicator of water quality management.
How many people does Lakeside Cooperative serve?
Lakeside Cooperative serves approximately 136 people across 1 ZIP code in New Hampshire.
Where does Lakeside Cooperative get its water?
The primary water source is groundwater.