Colby Pond
EPA ID: NH0582010 · 485 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for Colby Pond (NH0582010): no EPA violations recorded in the last five years. Colby Pond's five-year compliance history is clean by every EPA metric - no health-based violations, no monitoring lapses, no enforcement actions on record, reflecting consistent performance for a utility that supplies water to approximately 485 residents year after year.
Data: EPA SDWIS
Service Area Map
Coverage area for Colby Pond Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Colby Pond serves a community with a median household income of $109,726 and an estimated 4,325 residents across its service area. Approximately 43% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Colby Pond'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.
Superfund Proximity Note: This service area ranks in the 80th percentile nationally for proximity to Superfund (NPL) sites. Groundwater sources near contaminated sites may face elevated risk from industrial chemicals.
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
Colby Pond (EPA ID: NH0582010) is a community water system in New Hampshire that serves approximately 485 people from groundwater sources.
This system serves ZIP code 03819 in Danville.
Violation History
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 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 NH or modeled from parcel and building-footprint data.
- 03819 - Danville
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Colby Pond (NH0582010) on EPA.gov.
Frequently Asked Questions
Is Colby Pond water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Colby Pond in the inclusive 2021-2026 record-year window. This is a compliance-record finding, not a guarantee about water at a specific tap.
How many people does Colby Pond serve?
Colby Pond serves approximately 485 people across 1 ZIP code in New Hampshire.
Where does Colby Pond get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Colby Pond Water Quality Report, NH. https://zipcheckup.com/water-system/nh0582010/
@misc{zipcheckup-water-system-nh0582010,
author = {{ZipCheckup}},
title = {{Colby Pond Water Quality Report, NH}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/nh0582010/}
}