C44/100
Goffstown Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 4,125 residents · New Hampshire
What's In Goffstown's Tap Water?
2
Contaminants Tested
2
Exceed EPA Limits
0
Above EPA Goals
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 5.64 mg/L | 1.30 mg/L | Over Limit |
Lead (90th percentile) | 0.086 mg/L | 0.015 mg/L | Over Limit |
EPA Violation History
6
Violations (last 5yr)
0
Unresolved
3
Health-Related
TIER 2Resolved
Exceeded the Maximum Contaminant Level (running average)
When: October 1, 2024 – December 31, 2024Rule: Stage 2 DBPREnforcement: Resolving — corrective action underway
TIER 2Resolved
Exceeded the Maximum Contaminant Level (running average)
When: July 1, 2024 – September 30, 2024Rule: Stage 2 DBPREnforcement: Resolving — corrective action underway
TIER 3Resolved
Monitoring / Reporting Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: April 11, 2024 – July 19, 2024Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Exceeded the Maximum Contaminant Level (running average)
When: April 1, 2024 – June 30, 2024Rule: Stage 2 DBPREnforcement: Resolving — corrective action underway
TIER 3Resolved
Failed Level 2 Assessment under Revised Total Coliform Rule
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: April 1, 2023 – July 1, 2023Rule: Stage 2 DBPREnforcement: Resolving — corrective action underway
TIER 3Resolved
Failed Level 2 Assessment under Revised Total Coliform Rule
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: April 1, 2023 – July 1, 2023Rule: Stage 2 DBPREnforcement: Resolving — corrective action underway
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Water Utility Details
GOFFSTOWN VILLAGE PCT
Population Served
3,000
Water Source
Surface Water
System ID
NH0911010
GRASMERE WATER PCT/MAIN
Population Served
1,125
Water Source
Purchased Surface Water
System ID
NH0911020
Frequently Asked Questions About Goffstown Water
Is Goffstown tap water safe to drink?
Goffstown, New Hampshire tap water receives a grade of C (44/100), which is considered fair. 2 contaminant(s) exceed EPA maximum contaminant levels and 27 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in Goffstown's water?
Of the 2 contaminants tested in Goffstown's water supply, the most notable include Lead (90th percentile), Copper (90th percentile). 2 contaminant(s) exceed EPA legal limits (MCLs). 2 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.
Does Goffstown have any water quality violations?
Yes, Goffstown has 27 EPA violation(s) on record, with the most recent in 2024. Violation types include MCL, Other, MR. 17 of these are health-based violations, which are the most serious category.
Do I need a water filter in Goffstown?
Based on EPA data, using a water filter in Goffstown is recommended. 2 contaminant(s) exceed legal limits. An NSF-certified filter — such as a reverse osmosis or activated carbon system — can effectively reduce many common contaminants. Choose a filter certified to remove the specific contaminants found in your area.
Where does Goffstown's tap water come from?
Goffstown's drinking water is sourced from surface water and supplied by GOFFSTOWN VILLAGE PCT and 1 other water system(s). The system serves approximately 4,125 people. Surface water sources include rivers, lakes, and reservoirs.
How often is Goffstown's water tested?
Under the Safe Drinking Water Act (SDWA), water utilities are required to regularly test for over 90 contaminants. Testing frequency varies by contaminant — some are tested monthly, others quarterly or annually. Goffstown's water systems must report results to the EPA and publish an annual Consumer Confidence Report (CCR). The data on this page reflects the latest available EPA testing data.
How does Goffstown's water compare to other cities in New Hampshire?
Goffstown's water quality score of 44/100 earns a grade of C, which is considered fair. This is a below-average score that indicates room for improvement. Visit our New Hampshire state page to see how all cities in the state compare.
What should I do if I'm concerned about Goffstown's water quality?
If you have concerns about Goffstown's tap water, consider these steps: (1) Request your utility's annual Consumer Confidence Report for detailed local data. (2) Get your water independently tested through a state-certified laboratory. (3) Consider an NSF-certified water filter rated for the contaminants found in your area. (4) Contact your water utility (GOFFSTOWN VILLAGE PCT) with specific questions. (5) Report water quality issues to your state drinking water program or the EPA Safe Drinking Water Hotline at 800-426-4791.