CITY REPORT NJ

Warren, NJ: 3 Violations - Home Safety Score unavailable

1 ZIP code · 2 water systems · Updated

Data: EPA SDWIS

1
ZIP Codes
2
Water Systems
1
ZIPs Linked to Systems with Violations
Zone 1
County Radon Potential (High)
$899K
Median Home Value
$500
Est. Remediation (0.1% of home value)

Key Facts for Warren Residents

  • Your city's water systems recorded 3 violations since 2021.
  • Average of reported 90th-percentile lead results: 0.003 mg/L.
  • Homes built before 1986: 54% - older plumbing may contain lead solder.
  • Estimated remediation: $500 per household.
  • Health risk index (ZipCheckup composite of CDC data): 9.99.

Warren's Water Providers

Because each listed system has its own federal record, violations at one of the 2 shown below do not apply to the others among the 2 tied to Warren, NJ.

Overview

We track home safety data for 1 ZIP code in Warren, New Jersey (population ~16,433), covering 2 community water systems serving approximately 832,660 people region-wide. 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. The available record reports no health-based violations for this measured scope.

Water Sources

Warren water systems draw from: Surface water.

Lead & Copper

  • Average of reported 90th-percentile lead results: 0.0030 mg/L (EPA action level: 0.015 mg/L)
  • 0 of 1 ZIP code with known status exceed the EPA lead action level

Radon Risk

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

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
1,2-Dibromo-3-Chloropropane Organic 2 1
Ethylene Dibromide Organic 2 1
Surface Water Treatment Rule Treatment Technique 2 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
07059 — 3 0 Nj American Water - Raritan

All ZIP Codes in Warren

  • 07059 - 3 violations recorded for mapped water systems

Data Sources

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

Warren Community Health Snapshot

8%
Asthma (US: 9.8%)
10.1%
Diabetes (US: 10.4%)
12.6%
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 8% ↓
Diabetes 10.1% ↓
Mental Health 12.6% ↓

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

What's in Warren's Water?

1,2-Dibromo-3-Chloropropane 2 violations
Organic
Ethylene Dibromide 2 violations
Organic
Surface Water Treatment Rule 2 violations
Treatment Technique
Pathogens may not be adequately removed

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

Warren Infrastructure Age

1986
Median Build Year
54%
Built Before 1986
34%
Built Before 1970
Copper
Likely Pipe Material

With 54% 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

Renovation history matters as much as age: in Warren, with a median build year of 1986, some older homes have been replumbed and some have not.

1986
Median Year Built
54%
Pre-1986 (lead solder era; lead paint banned 1978)
34%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (34%) 1970–1986 (20%) Post-1986 (46%)

Over half of homes in Warren 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 Warren

Estimated remediation for Warren is a small fraction of median property value - one percent or less - though the ratio does not describe any single household.

Median Home Value
$899,200
Est. Remediation
$500
Remediation as % of home value 0.1%

Estimated remediation costs in Warren can be compared with local home values. The $300–$800 estimated range can be set against the median property value; actual costs vary by home. Home values are 86% above the New Jersey average.

Warren: Lead Risk & Vulnerable Populations

54%
Homes Built Before 1986
0.003
mg/L average of reported water-system 90th-percentile lead results (the 0.015 action level applies to each system's result, not to this average)

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.

Warren: NFIP Claim Records and Water-Quality Context

60
Total FEMA Flood Claims
$12,475
Avg Reported Sum With Payment Data
0%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Warren contains 60 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $12,475. Among ZIP codes with claim records, 0% 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 $500 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.

Frequently Asked Questions

How many violations are on record for water systems serving Warren?
EPA records list 3 EPA violations for Warren water systems. These water-system violations are shown for 1 mapped ZIP code.
Does Warren water have lead?
The average of the reported 90th-percentile lead results across the ZIP codes of Warren is 0.003 mg/L. The EPA action level of 0.015 mg/L applies to each water system's own 90th percentile, not to this average. EPA's health goal for lead is zero. Lead levels can vary by home - testing is recommended especially in older properties.
How many water systems serve Warren?
Our records map 2 water systems to 1 ZIP code in Warren. The related population figure in our data is approximately 16,433 people; it is not a count of people served citywide.
How much does it cost to fix water issues in Warren?
Estimated remediation cost per household in Warren: $500; modeled range $300 to $800. 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). Warren, NJ: 3 Violations - Home Safety Score unavailable. https://zipcheckup.com/cities/nj/warren/
BibTeX
@misc{zipcheckup-cities-nj-warren,
  author = {{ZipCheckup}},
  title  = {{Warren, NJ: 3 Violations - Home Safety Score unavailable}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/nj/warren/}
}

Page version: October 2026.

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