A
85

Excellent Water Quality

Jaffrey, NH 03452

Cheshire County · Population served: 3,800 · Data updated March 2026

Water Systems Serving This Area

🌊
JAFFREY WATER WORKS
Groundwater · Pop. 3,800
PWSID: NH1221010

PFAS / Forever Chemicals

3 detected 3 above EPA limits
CompoundLevelEPA MCLHealth GuidelineStatus
PFHxS11.0 ppt10 ppt10 pptExceeded
PFOA6.6 ppt4 ppt4 pptExceeded
PFOS5.6 ppt4 ppt4 pptExceeded

Water Quality Summary

Understanding Your Water in Jaffrey

Tap water quality in Jaffrey, New Hampshire (03452) receives an overall grade of A (Excellent) with a score of 85 out of 100, based on analysis of EPA compliance data, contaminant testing, and violation history. This is 8 points above the New Hampshire state average of 77. The area is served by Jaffrey Water Works, a groundwater system providing water to approximately 3,800 people. Notably, 3 PFAS compounds exceed EPA limits — a significant concern given the persistent nature of these chemicals. The area has a clean violation record over the past 5 years — a positive indicator of consistent water quality management.

Your Score 85/100 A
vs State 8 pts above New Hampshire avg (77)
vs National 10 pts above national avg (75)

What a Grade A Means

A score of 85/100 means the water supply in Jaffrey, NH meets or exceeds all EPA standards with minimal issues. Contaminant levels are well within safe limits, and the water system has maintained a strong compliance record. While no water supply is guaranteed perfect at the tap due to household plumbing, this is among the best-scoring areas in the country.

Groundwater: drawn from underground aquifers via wells

Common Questions

Frequently Asked Questions

Based on EPA data, tap water in Jaffrey, New Hampshire receives a grade of A (Excellent) with a score of 85/100. This indicates the water meets federal standards and has relatively few concerns. However, individual homes may still have localized issues such as lead from old plumbing.

ZIP code 03452 is served by 1 water system using groundwater sources, providing water to approximately 3,800 people. Groundwater is naturally filtered through rock and soil, often requiring less treatment. However, it can be vulnerable to contamination from underground sources like naturally occurring arsenic, nitrates from agriculture, or PFAS from industrial sites.

No lead data is currently available for ZIP code 03452. This may mean lead testing results haven't been reported recently, or the serving water system uses monitoring waivers. You can request a free lead test kit from most water utilities or purchase a certified home testing kit.

Yes — 3 PFAS compounds were detected in water serving Jaffrey, New Hampshire, and 3 exceed EPA maximum contaminant levels. PFAS are persistent chemicals linked to cancer, immune system effects, and developmental issues. A reverse osmosis or activated carbon filter certified for PFAS removal is recommended.

Water systems serving Jaffrey, New Hampshire have zero violations in the last 5 years. This is a positive indicator of consistent regulatory compliance and water quality management.

Based on detected contaminants (PFAS), residents in Jaffrey, New Hampshire should consider: Reverse osmosis (RO) system — most effective for PFAS, lead, and other contaminants. Always look for filters with NSF/ANSI certification for the specific contaminants you want to remove.

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