Grasmere Water Pct/main
EPA ID: NH0911020 · 1,125 people served · 1 ZIP code
Over five tracked years, Grasmere Water Pct/main has stayed completely violation-free for its 1,125 residents.
Data: EPA SDWIS Last verified: 2026-04-02
Service Area Map
Coverage area for Grasmere Water Pct/main Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Grasmere Water Pct/main serves a community with a median household income of $114,965 and an estimated 14,013 residents across its service area. Approximately 61% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
🌊 Where Does Your Water Come From?
Grasmere Water Pct/main'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.
About 1% of homes in Hillsborough County, New Hampshire rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.
Superfund Proximity Note: This service area ranks in the 70th percentile nationally for proximity to Superfund (NPL) sites.
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
Grasmere Water Pct/main (EPA ID: NH0911020) is a community water system in New Hampshire that serves approximately 1,125 people from surface water sources.
This system serves ZIP code 03045 in Goffstown.
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
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.
- 03045 — Goffstown
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Grasmere Water Pct/main (NH0911020) on EPA.gov.
Frequently Asked Questions
Is Grasmere Water Pct/main water safe to drink?
Based on EPA records, Grasmere Water Pct/main has no recorded violations in the past 5 years — a positive indicator of water quality management.
How many people does Grasmere Water Pct/main serve?
Grasmere Water Pct/main serves approximately 1,125 people across 1 ZIP code in New Hampshire.
Where does Grasmere Water Pct/main get its water?
The primary water source is surface water.
Lead Service Line Inventory
Service line breakdown reported under the federal Lead and Copper Rule Improvements (LCRI) inventory requirement:
This system reports zero confirmed lead service lines in its inventory. Unknown-material counts may still warrant verification.
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: EPA SDWIS Federal Service Line Inventory (Phase 2) · Submitted 2026
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.