CITY REPORT NJ HEALTH VIOLATIONS: 2

Montclair, NJ: 8 Violations - Home Safety Score unavailable

2 ZIP codes · 2 water systems · Updated

Data: EPA SDWIS

2
ZIP Codes
2
Water Systems
2
ZIPs Linked to Systems with Violations
Zone 2
County Radon Potential (Moderate)
$948K
Median Home Value
$850
Est. Remediation (0.1% of home value)

What You Should Know About Montclair Water

  • Your city's water systems recorded 8 violations since 2021.
  • Average of reported 90th-percentile lead results: 0.0012 mg/L.
  • Homes built before 1986: 92% - older plumbing may contain lead solder.
  • Estimated remediation: $850 per household.
  • Health risk index (ZipCheckup composite of CDC data): 11.32.

Who Supplies Your Water in Montclair

Sorted by reported population served, the top 2 of 2 public water systems mapped to Montclair, NJ appear below, each with its own federal compliance record.

Overview

We track home safety data for 2 ZIP codes in Montclair, New Jersey (population ~40,675), covering 2 community water systems serving approximately 350,633 people region-wide. The EPA snapshots used for this build directly map water systems to 2 of 2 ZIP codes.

2 of 2 ZIP codes with a reported violation count in the available EPA record (100%) have recorded EPA violations. 2 health-based violations appear in the available health breakdown.

Water Sources

Montclair water systems draw from: Surface water.

Lead & Copper

  • Average of reported 90th-percentile lead results: 0.0012 mg/L (EPA action level: 0.015 mg/L)
  • 0 of 2 ZIP codes with known status exceed the EPA lead action level

Radon Risk

2 of 2 ZIP records with known zones are 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
Lead and Copper Rule Treatment Technique 8 2
Consumer Confidence Rule Reporting 7 2
2,4-D Organic 2 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
07043 — 8 2 Montclair Water Bureau
07042 — 4 1 Montclair Water Bureau

All ZIP Codes in Montclair

  • 07042 - 4 violations ⚠
  • 07043 - 8 violations ⚠

Data Sources

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

Health Outcomes in Montclair

9.8%
Asthma (US: 9.8%)
12%
Diabetes (US: 10.4%)
16%
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 9.8% ↓
Diabetes 12% ↑
Mental Health 16% ↑

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

Top Contaminants in Montclair Water

Lead and Copper Rule 8 violations
Treatment Technique
Developmental delays in children, kidney damage
Consumer Confidence Rule 7 violations
Reporting
2,4-D 2 violations
Organic

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

Housing & Infrastructure in Montclair

1902
Median Build Year
92%
Built Before 1986
87%
Built Before 1970
Galvanized Steel or Lead
Likely Pipe Material

With 92% 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 Montclair, with a median build year of 1902, some older homes have been replumbed and some have not.

1902
Median Year Built
92%
Pre-1986 (lead solder era; lead paint banned 1978)
87%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (87%) 1970–1986 (5%) Post-1986 (8%)

Over half of homes in Montclair 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.

Cost Context: What Remediation Means for Montclair Homeowners

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

Median Home Value
$948,300
Est. Remediation
$850
Remediation as % of home value 0.1%

Estimated remediation costs in Montclair can be compared with local home values. The $500–$1,400 estimated range can be set against the median property value; actual costs vary by home. Home values are 96% above the New Jersey average.

Lead Exposure Risk for Children in Montclair

92%
Homes Built Before 1986
0.0012
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.

Historical NFIP Claim Context in Montclair

302
Total FEMA Flood Claims
$13,862
Avg Reported Sum With Payment Data
100%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Montclair contains 302 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $13,862. 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 $850 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 Montclair?
EPA records list 8 EPA violations, including 2 health-based violations for Montclair water systems. These water-system violations are shown for 2 mapped ZIP codes.
Does Montclair water have lead?
The average of the reported 90th-percentile lead results across the ZIP codes of Montclair is 0.0012 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 Montclair?
Our records map 2 water systems to 2 ZIP codes in Montclair. The related population figure in our data is approximately 40,675 people; it is not a count of people served citywide.
How much does it cost to fix water issues in Montclair?
Estimated remediation cost per household in Montclair: $850; modeled range $500 to $1,400. 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). Montclair, NJ: 8 Violations - Home Safety Score unavailable. https://zipcheckup.com/cities/nj/montclair/
BibTeX
@misc{zipcheckup-cities-nj-montclair,
  author = {{ZipCheckup}},
  title  = {{Montclair, NJ: 8 Violations - Home Safety Score unavailable}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/nj/montclair/}
}

Page version: October 2026.

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