CITY REPORT NH HEALTH VIOLATIONS: 4

Plaistow, NH: 4 Health Violations - Home Safety 64/100

1 ZIP code · 4 water systems · Updated

ZipCheckup grade for Plaistow: C.

A mixed picture - some signals here are worth your attention.

Within Plaistow, the records summarized for NH produce a C grade - a middle reading that calls for checking the specific system at your address.

How Plaistow Compares

Plaistow64/100
New Hampshire avg74/100
National avg73/100

Data: EPA SDWIS

1
ZIP Codes
4
Water Systems
1
ZIPs Linked to Systems with Violations
C · 64
Avg Safety Score
Zone 2
County Radon Potential (Moderate)
$382K
Median Home Value
$1,100
Est. Remediation (0.3% of home value)

Key Facts for Plaistow Residents

  • Your city's water systems recorded 4 violations since 2021.
  • Homes built before 1986: 69% - older plumbing may contain lead solder.
  • Estimated remediation: $1,100 per household.
  • Health risk index (ZipCheckup composite of CDC data): 11.66.

Plaistow's Water Providers

More than one public water system is linked to Plaistow, NH: federal records tie 4 systems to the area, and the 3 with the largest reported service populations are shown below. Which of them supplies a particular address depends on where the property sits, and a water bill or the utility can confirm it.

Overview

We track home safety data for 1 ZIP code in Plaistow, New Hampshire, covering 4 community water systems serving approximately 7,850 people. The EPA snapshots used for this build directly map water systems to 1 of 1 ZIP codes.

1 of 1 ZIP code with a reported violation count in the available EPA record (100%) have recorded EPA violations. 4 health-based violations appear in the available health breakdown.

Home Safety Score

Average Home Safety Score for Plaistow: C (64/100)

Model 4.0.0 uses four measured components across three equally weighted domains. If a required domain is unavailable, no score is published:

Factor What It Measures
Water Quality EPA violations and compliance history
PFAS MCL Screen UCMR 5 testing against the covered federal MCLs
Radon Risk EPA radon zone classification
Annual AQI EPA AirData county-year median with at least 90 observed days

Water Sources

Plaistow water systems draw from: Groundwater, Surface water.

Lead & Copper

  • Lead data: not yet available for Plaistow
  • Lead action-level status: not available

Radon Risk

1 of 1 ZIP records with known zones is in EPA Radon Zone 2.

The EPA recommends testing all homes regardless of radon zone. County radon zones cannot replace an in-home radon test.

Top Contaminants

Contaminant Category Violations ZIPs Affected
Haloacetic Acids (HAA5) Disinfection Byproducts 8 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
03865 C 4 4 Plaistow Water Department

All ZIP Codes in Plaistow

  • 03865 [C] - 4 violations ⚠

Data Sources

Reporting periods vary by source. Missing data is shown as unavailable, not as zero.

Plaistow Community Health Snapshot

10%
Asthma (US: 9.8%)
9.1%
Diabetes (US: 10.4%)
14.4%
Poor Mental Health (US: 14.8%)

Source: CDC PLACES (County-level estimates). County health indicators are shown for context only and are not linked to this area's water records.

Compared to National Average

Asthma 10% ↑
Diabetes 9.1% ↓
Mental Health 14.4% ↓

Vertical line = national average. ■ Above national · ■ Below national

What's in Plaistow's Water?

Haloacetic Acids (HAA5) 8 violations
Disinfection Byproducts · EPA regulatory level for the contaminant named above: 0.06 mg/L
Increased cancer risk with long-term exposure above the MCL

Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.

Plaistow Infrastructure Age

1972
Median Build Year
69%
Built Before 1986
41%
Built Before 1970
Copper
Likely Pipe Material

With 69% of homes built before 1986, lead solder in plumbing is a potential concern. Federal law banned lead solder in drinking-water plumbing in 1986, but many older homes retain original plumbing.

Source: U.S. Census Bureau American Community Survey (ACS).

Housing Age Profile

Plumbing risk in older housing is tied to the period before 1986, when lead pipes and lead solder were still permitted in new plumbing. Plaistow's median build year is 1972, and properties from before that year might still contain lead-bearing joints or pipes. Much of that risk sits inside individual properties, which city-level water quality averages don't capture.

1972
Median Year Built
69%
Pre-1986 (lead solder era; lead paint banned 1978)
41%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (41%) 1970–1986 (28%) Post-1986 (31%)

Over half of homes in Plaistow were built before 1986, when federal law began restricting lead solder in drinking-water plumbing. Older plumbing may leach lead into drinking water, especially with corrosive water chemistry.

Source: U.S. Census Bureau ACS B25034.

How Remediation Costs Compare in Plaistow

Here the gap between local home values and the estimated repair bill is wide, so the percentage shown below for Plaistow stays at or under the 1% mark.

Median Home Value
$382,100
Est. Remediation
$1,100
Remediation as % of home value 0.3%

Estimated remediation costs in Plaistow can be compared with local home values. The $600–$2,300 estimated range can be set against the median property value; actual costs vary by home. Home values are 5% above the New Hampshire average.

Plaistow: Lead Risk & Vulnerable Populations

69%
Homes Built Before 1986

Why children are most at risk: The CDC states that no safe blood lead level in children has been identified. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.

If you have young children or are pregnant, consider testing your home's water - especially if your home was built before 1986.

Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.

Plaistow: NFIP Claim Records and Water-Quality Context

2
Total FEMA Flood Claims
$21,628
Avg Reported Sum With Payment Data
100%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Plaistow contains 2 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $21,628. Among ZIP codes with claim records, 100% have an A- or V-family dominant rated zone recorded in those historical claims. This is not a complete current FEMA property-map inventory.

How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure. The $1,100 remediation estimate shown here excludes flood insurance and is not derived from NFIP claim count.

Claim count does not establish current property risk. Check the exact address in FEMA's current map and obtain a property-specific insurance quote when relevant.

Source: historical FEMA National Flood Insurance Program (NFIP) claim records. No current FEMA property-map designation is asserted.

What You Can Do in Plaistow

  1. Test your water at home. City-level data shows averages - your tap may differ. Check the certification, price and turnaround time of any water test kit or lab service.
  2. Install a certified water filter. For Haloacetic Acids (HAA5), listed in the water-quality records for Plaistow: if it is a rule or reporting requirement rather than a contaminant, ask your utility what the record involved; for bacteria, follow any boil-water notice from your utility; for a specific chemical contaminant, check whether a filter is certified to reduce it. Not every contaminant has a consumer filter certification.
  3. Check your home's plumbing. With 69% of homes built before 1986, lead solder is a real possibility.

Frequently Asked Questions

What does the Home Safety Score mean for Plaistow, NH?
Plaistow has an average Home Safety Score of 64/100 (Grade C) under ZipCheckup model 4.0.0, an area-level model that draws on EPA water compliance records, PFAS screening, EPA radon zones, and annual EPA air quality data; see the methodology page for how inputs and coverage are handled. 4 violations appear in EPA records for water systems mapped to these ZIP codes. Check individual ZIP code reports for component details.
How many violations are on record for water systems serving Plaistow?
EPA records list 4 EPA violations, including 4 health-based violations for Plaistow water systems. These water-system violations are shown for 1 mapped ZIP code.
How does Plaistow compare to New Hampshire average?
Plaistow has an average Home Safety Score of 64/100, which is below the New Hampshire state average of 74/100 for the same model series.
How many water systems serve Plaistow?
Our records map 4 water systems to 1 ZIP code in Plaistow. The related population figure in our data is approximately 7,850 people; it is not a count of people served citywide.
How much does it cost to fix water issues in Plaistow?
Estimated remediation cost per household in Plaistow: $1,100; modeled range $600 to $2,300. Estimated costs may include filtration, pipe replacement, radon mitigation, or flood protection where applicable.
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How to cite this page

APA ZipCheckup. (2026). Plaistow, NH: 4 Health Violations - Home Safety 64/100. https://zipcheckup.com/cities/nh/plaistow/
BibTeX
@misc{zipcheckup-cities-nh-plaistow,
  author = {{ZipCheckup}},
  title  = {{Plaistow, NH: 4 Health Violations - Home Safety 64/100}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/nh/plaistow/}
}

Page version: October 2026.

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