CITY REPORT NJ

Rocky Hill, NJ: 1 Violation - Home Safety Score unavailable

1 ZIP code · 2 water systems · Updated

Data: EPA SDWIS

1
ZIP Codes
2
Water Systems
1
ZIPs with Violations
$608K
Median Home Value
$1,800
Est. Remediation (0.3% of home value)

Rocky Hill Water: The Quick Version

  • Your city's water systems recorded 1 violation in the past 5 years.
  • Average lead level: 0.0023 mg/L.
  • Homes built before 1986: 95% - older plumbing may contain lead solder.
  • Estimated remediation: $1,800 per household.
  • CDC health risk index: 9.99.

Water Systems Serving Rocky Hill

At present, 2 utilities serve the bulk of Rocky Hill, NJ's residential water connections out of 2 systems active in the area, spread across independent providers with separate infrastructure and compliance obligations.

Overview

We track home safety data for 1 ZIP code in Rocky Hill, New Jersey (population ~814), covering 2 community water systems serving approximately 616,117 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

Rocky Hill water systems draw from: Groundwater, Surface water.

Lead & Copper

  • Average lead level (90th percentile): 0.0023 mg/L (EPA action level: 0.015 mg/L)
  • 0 of 1 ZIP code with known status exceed the EPA lead action level

Top Contaminants

Contaminant Category Violations ZIPs Affected
Lead and Copper Rule Treatment Technique 2 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
08553 1 0 Rocky Hill W Department

All ZIP Codes in Rocky Hill

Data Sources

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

CDC Health Data for Rocky Hill

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). Water contamination can correlate with respiratory and chronic health conditions.

Compared to National Average

Asthma 8% ↓
Diabetes 10.1% ↓
Mental Health 12.6% ↓

Vertical line = national average. Above national · Below national

Key Contaminants Detected in Rocky Hill

Lead and Copper Rule 2 violations
Treatment Technique
Developmental delays in children, kidney damage

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

How Old Is Rocky Hill's Housing Stock?

1954
Median Build Year
95%
Built Before 1986
53%
Built Before 1970
Galvanized Steel or Copper
Likely Pipe Material

With 95% of homes built before 1986, lead solder in plumbing is a potential concern. The EPA banned lead solder in 1986, but many older homes retain original plumbing.

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

Housing Age Profile

When a city's housing median build year is 1954, as in Rocky Hill, the implication for water quality research is straightforward: municipal-level data captures what leaves the treatment plant, but household plumbing from before 1986 determines what actually arrives at the tap. In cities where older housing predominates, that gap between system-level and household-level data is widest.

1954
Median Year Built
95%
Pre-1986 (Lead Paint Risk)
53%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (53%) 1970–1986 (42%) Post-1986 (5%)

Over half of homes in Rocky Hill were built before 1986, when lead solder was banned. Older plumbing may leach lead into drinking water, especially with corrosive water chemistry.

Source: U.S. Census Bureau ACS B25034.

Rocky Hill: Remediation Cost in Perspective

Given current Rocky Hill valuations, the remediation-to-property-value ratio is low - most homeowners are looking at a proportionally modest share that fits within routine financial planning.

Median Home Value
$608,200
Est. Remediation
$1,800
Remediation as % of home value 0.3%

Remediation costs in Rocky Hill are relatively low compared to home values. The $1,200–$2,500 estimated range is a small fraction of median property value. Home values are 26% above the New Jersey average.

Protecting Children from Lead in Rocky Hill

95%
Homes Built Before 1986
0.0023
mg/L Avg Lead (Limit: 0.015)

Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.

After the federal action removing lead-bearing solder from new plumbing took effect, building practice shifted - but 95% of the Rocky Hill inventory predates that line. With aggregate samples near or beyond 0.015 mg/L, an in-home check moves out of the optional column into the standard list.

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

Historical Flood-Claim Evidence for Rocky Hill

11
Total FEMA Flood Claims
$39,487
Avg Reported Sum With Payment Data
100%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Rocky Hill contains 11 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $39,487. 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 <strong>$1,800</strong> 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 water violations does Rocky Hill have?
Rocky Hill water systems have a total of 1 EPA violation. Violations are tracked across 1 ZIP code.
Does Rocky Hill water have lead?
The average 90th-percentile lead level in Rocky Hill is 0.0023 mg/L. This is below the EPA action level of 0.015 mg/L. Lead levels can vary by home - testing is recommended especially in older properties.
How many water systems serve Rocky Hill?
Rocky Hill is served by 2 public water systems across 1 ZIP code, serving approximately 814 people.
How much does it cost to fix water issues in Rocky Hill?
Estimated remediation costs in Rocky Hill average $1,800 per household, ranging from $1,200 to $2,500. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
HomeCitiesNew Jersey → Rocky Hill, NJ

How to cite this page

APA ZipCheckup. (2026). Rocky Hill, NJ: 1 Violation - Home Safety Score unavailable. https://zipcheckup.com/cities/nj/rocky-hill/
BibTeX
@misc{zipcheckup-cities-nj-rocky-hill,
  author = {{ZipCheckup}},
  title  = {{Rocky Hill, NJ: 1 Violation - Home Safety Score unavailable}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/nj/rocky-hill/}
}

Page version: August 2026.

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