North Caldwell - Hilltop
EPA ID: NJ0715002 · 208 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for North Caldwell - Hilltop (NJ0715002): 1 unresolved EPA violation on record. Federal data shows 1 unresolved violation at North Caldwell - Hilltop - roughly 208 residents in the service area.
Data: EPA SDWIS
Service Area Map
Coverage area for North Caldwell - Hilltop Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The North Caldwell - Hilltop serves a community with a median household income of $148,645 and an estimated 26,417 residents across its service area. Approximately 84% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: 59% of the population in this service area is classified as disadvantaged under EPA's EJScreen criteria. Communities with higher disadvantaged populations often face disproportionate environmental and health burdens, including aging water infrastructure and limited resources for remediation.
🌊 Where Does Your Water Come From?
North Caldwell - Hilltop's water is drawn from rivers, lakes, or reservoirs. Surface water sources are more exposed to agricultural runoff, stormwater, and upstream discharges, but they typically receive more intensive treatment before reaching your tap.
Superfund Proximity Note: This service area ranks in the 90th percentile nationally for proximity to Superfund (NPL) sites.
Infrastructure Risk
Detected Contaminants
How North Caldwell - Hilltop compares to EPA limits
What This Means For You
Stage 1 DBP Rule at 1 mg/L exceeds the EPA maximum of mg/L.
Surface Water Treatment Rule at 1 mg/L exceeds the EPA maximum of mg/L.
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 8 detections recorded. 3 exceed federal EPA limits (4 ppt for PFOA/PFOS). 1 exceeds state limits.
Comparable Water Systems
Similar-sized systems in New Jersey
Estimated Remediation Costs
Average estimated costs across ZIP codes served by this system
Based on national averages for common remediation projects. Actual costs vary by property. Only issues flagged by EPA, FEMA, or state data for each ZIP code are included.
System Overview
North Caldwell - Hilltop (EPA ID: NJ0715002) is a community water system in New Jersey that serves approximately 208 people from surface water sources.
This system serves ZIP code 07006 in Caldwell.
Violation History
Status breakdown for accepted records with record years 2021-2026: 1 resolved, 0 archived, 0 addressed, and 1 unaddressed. Under this source contract, current noncompliance is the sum of addressed and unaddressed records. Archived and resolved records are excluded from current noncompliance.
Recent Violations
| Date | Contaminant | Type | Status |
|---|---|---|---|
| December 30, 2023 | Stage 1 DBP Rule | Non-health-based | Unaddressed (current) |
| July 1, 2021 | Surface Water Treatment Rule | Non-health-based | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Stage 1 DBP Rule | Treatment Failure | 1 | No |
| Surface Water Treatment Rule | Treatment Failure | 1 | No |
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.0055 mg/L | No | N/A |
No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.
Need help with your water quality?
Typical cost: Water test: typically $20–$50 (DIY kit) · Professional inspection: $150–$400
Find the Right Water FilterFree tip: Let cold water run for 2 minutes before drinking — this helps flush lead from your pipes.
ZIP Codes Served
Coverage: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by NJ or modeled from parcel and building-footprint data.
- 07006 - Caldwell
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for North Caldwell - Hilltop (NJ0715002) on EPA.gov.
Frequently Asked Questions
Is North Caldwell - Hilltop water safe to drink?
The accepted 2026Q2 ECHO snapshot shows 1 current noncompliance record and zero current records classified as health-based. That classification is not a property-specific water test or safety guarantee.
How many people does North Caldwell - Hilltop serve?
North Caldwell - Hilltop serves approximately 208 people across 1 ZIP code in New Jersey.
Where does North Caldwell - Hilltop get its water?
The primary water source is surface water.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). North Caldwell - Hilltop (NJ): 2 EPA Violations. https://zipcheckup.com/water-system/nj0715002/
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author = {{ZipCheckup}},
title = {{North Caldwell - Hilltop (NJ): 2 EPA Violations}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/nj0715002/}
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What You Can Do
Test your water
Home test kits can detect lead, bacteria, and other contaminants at your tap. Find the right filter →
Check your specific ZIP code
Water quality can vary within a system. View nearest ZIP report →
Contact your utility
North Caldwell - Hilltop (EPA ID: NJ0715002) - request the latest Consumer Confidence Report or ask about specific contaminants.