Water Quality in Concord, NH (03257)

EPA violation data for public water systems serving ZIP code 03257.

Past Health-Based Violations

2 health-based violations were found in the past 5 years, meaning contaminant levels exceeded federal safety limits. All have since been resolved. There are also 9 monitoring/reporting violations.

More violations than 68% of US ZIP codes.

Based on EPA compliance data. Not a substitute for an official water quality report from your utility.

4,484

Population

18

Water Systems

11

Violations (5yr)

2

Health-Based

Location

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Water Systems Serving This Area (18)

Concord Water Dept

Surface water 44,215 people served
0 violations

New London Springfield Water

Groundwater 2,750 people served
0 violations

King Ridge Ski Area

Groundwater 800 people served
0 violations

Kearsarge Regional High Sch

Groundwater 650 people served
0 violations

Kearsarge Regional Middle Sch

All resolved
Groundwater 550 people served
1 violation (5yr) · All resolved

Sawyer Brook Plaza

Groundwater 400 people served
0 violations

Kearsarge Reg Elem Sch/Bradfrd

Groundwater 231 people served
0 violations

Grantham Greenway

Groundwater 200 people served
0 violations

Colby Sawyer Athletic Pavilion

Groundwater 125 people served
0 violations

Lake Sunapee Country Club

Groundwater 125 people served
0 violations

Sutton Central Sch

Groundwater 118 people served
0 violations

Mtnside Racquet And Fitnes Ctr

All resolved
Groundwater 50 people served
4 violations (5yr) · All resolved

Otter Lake Campground

Groundwater 39 people served
0 violations

Fairway Motel

1 health-based
Groundwater 36 people served
4 violations (5yr) · 1 health-based · All resolved

Coley Sawyer College

Groundwater 33 people served
0 violations

Newbury Harbor Plaza

1 health-based
Groundwater 25 people served
2 violations (5yr) · 1 health-based · All resolved

Camp Kearsarge

Groundwater 25 people served
0 violations

The Childrens Loft

Groundwater 22 people served
0 violations

Contaminants Found

Revised Total Coliform RuleHealth-Based

Missed testing deadlines — not a detection of bacteria.

6 violations
All resolved
Groundwater RuleHealth-Based
1 violation
All resolved
Public NoticeMonitoring
2 violations
All resolved
ArsenicMonitoring

A naturally occurring element that can cause cancer and other health effects at high levels.

1 violation
All resolved

How Does This Compare?

Concord (03257) has more violations than 68% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 11.

Fewer violations 68th percentile More violations

Recommended Water Filters

Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.

UV Water Purifier

Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.

Targets:E. coli, Coliform, Giardia, Cryptosporidium

Look for:NSF/ANSI 55 (Class A) certified

Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.

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