HIGHLANDER HILLS ESTATES
PWS ID: NJ2117002 · APACHE JUNCTION, New Jersey 85120
HIGHLANDER HILLS ESTATES serves 120 people in APACHE JUNCTION, New Jersey using Groundwater water sources. It has 264 recorded EPA violations, including 42 health-based violations. No PFAS contamination was detected in UCMR5 testing.
Water Quality Snapshot: HIGHLANDER HILLS ESTATES
HIGHLANDER HILLS ESTATES is a private-owned community water system that delivers drinking water to 120 residents in APACHE JUNCTION, New Jersey (Warren County) through 87 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 264 total violations for this system , of which 42 (16%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 211 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.
The most frequently cited contaminant at this system is Coliform (TCR), recorded in 38 violations (MCL, health-based). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.
Across New Jersey, EPA tracks 3,428 public water systems serving 9,570,926 people, with 204,988 cumulative violations and 22,229 health-based violations on record. About 95% of systems in the state carry at least one violation, and state-wide the average per system is 59.8 violations. HIGHLANDER HILLS ESTATES's 264 violations sit above the New Jersey average. Statewide, 208 of 264 UCMR5-tested systems have reported PFAS detections (78.8%). All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 87
- County
- Warren
- School/Daycare
- No
- MCL Violations
- 38
- Monitoring Violations
- 211
- Treatment Tech Violations
- 4
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 38 | 2015 |
| E. COLI | MR | 14 | 2024 |
| Consumer Confidence Rule | Other | 6 | 2025 |
| Arsenic | MR | 6 | 2017 |
| Mercury | MR | 6 | 2017 |
| Lead and Copper Rule | MR | 6 | 2019 |
| Chromium | MR | 6 | 2017 |
| Cadmium | MR | 6 | 2017 |
| Barium | MR | 6 | 2017 |
| Fluoride | MR | 6 | 2017 |
| Selenium | MR | 6 | 2017 |
| 1,2,4-Trichlorobenzene | MR | 5 | 2017 |
| cis-1,2-Dichloroethylene | MR | 5 | 2017 |
| Xylenes, Total | MR | 5 | 2017 |
| o-Dichlorobenzene | MR | 5 | 2017 |
| p-Dichlorobenzene | MR | 5 | 2017 |
| Vinyl chloride | MR | 5 | 2017 |
| 1,1-Dichloroethylene | MR | 5 | 2017 |
| trans-1,2-Dichloroethylene | MR | 5 | 2017 |
| 1,1,1-Trichloroethane | MR | 5 | 2017 |
| Carbon tetrachloride | MR | 5 | 2017 |
| 1,2-Dichloropropane | MR | 5 | 2017 |
| Trichloroethylene | MR | 5 | 2017 |
| 1,1,2-Trichloroethane | MR | 5 | 2017 |
| Tetrachloroethylene | MR | 5 | 2017 |
| Benzene | MR | 5 | 2017 |
| Styrene | MR | 5 | 2017 |
| Toluene | MR | 5 | 2017 |
| CHLOROBENZENE | MR | 5 | 2017 |
| DICHLOROMETHANE | MR | 5 | 2017 |
Verify This Water System
The figures above are aggregated from EPA's public databases. To verify the underlying records — or to file a complaint, request a Consumer Confidence Report, or check current monitoring status — go directly to the federal and state regulators that enforce the Safe Drinking Water Act for HIGHLANDER HILLS ESTATES.
EPA SDWIS — Federal Reports
EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:
View PWS ID NJ2117002 on SDWISSource: EPA SDWIS Federal Reports Search
New Jersey Drinking Water Authority
NJ DEP — Bureau of Safe Drinking Water is the primacy agency that licenses and inspects HIGHLANDER HILLS ESTATES under EPA-delegated authority.
Open NJ regulator portalViolation Timeline
Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.
| Year (latest) | Contaminant | Category | Count | EPA Record |
|---|---|---|---|---|
| 2025 | Consumer Confidence Rule | Other | 6 | SDWIS / NJ2117002 / 7000 |
| 2024 | E. COLI | MR | 14 | SDWIS / NJ2117002 / 3014 |
| 2019 | Lead and Copper Rule | MR | 6 | SDWIS / NJ2117002 / 5000 |
| 2019 | ETHYLENE DIBROMIDE | MR | 4 | SDWIS / NJ2117002 / 2946 |
| 2019 | Revised Total Coliform Rule | RPT | 4 | SDWIS / NJ2117002 / 8000 |
| 2019 | Revised Total Coliform Rule | TT | 4 | SDWIS / NJ2117002 / 8000 |
| 2019 | 1,2-DIBROMO-3-CHLOROPROPANE | MR | 4 | SDWIS / NJ2117002 / 2931 |
| 2017 | Arsenic | MR | 6 | SDWIS / NJ2117002 / 1005 |
| 2017 | Mercury | MR | 6 | SDWIS / NJ2117002 / 1035 |
| 2017 | Chromium | MR | 6 | SDWIS / NJ2117002 / 1020 |
| 2017 | Cadmium | MR | 6 | SDWIS / NJ2117002 / 1015 |
| 2017 | Barium | MR | 6 | SDWIS / NJ2117002 / 1010 |
| 2017 | Fluoride | MR | 6 | SDWIS / NJ2117002 / 1025 |
| 2017 | Selenium | MR | 6 | SDWIS / NJ2117002 / 1045 |
| 2017 | 1,2,4-Trichlorobenzene | MR | 5 | SDWIS / NJ2117002 / 2378 |
How HIGHLANDER HILLS ESTATES Compares
Cross-reference this system's record against state averages and the federal MCL framework for context.
| Metric | HIGHLANDER HILLS ESTATES | New Jersey avg | Federal benchmark |
|---|---|---|---|
| Total violations | 264 | 59.8 | SDWA compliance — any non-zero count is a recorded breach |
| Health-based violations | 42 | 6.5 | Indicates a contaminant exceeded a federal MCL |
| PFAS detection | None | 78.8% | EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt |
| Population served | 120 | 2,792 | Sizing context for compliance burden |
Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 3,428 regulated public water systems in New Jersey.
Federal MCL reference — Safe Drinking Water Act thresholds ▼
| Contaminant | Federal MCL / Action Level | Note |
|---|---|---|
| Lead | 0 mg/L (Action Level: 0.015 mg/L) | Lead and Copper Rule treatment technique |
| Arsenic | 0.010 mg/L (10 ppb) | Health-based MCL since 2006 |
| Total Coliform | Treatment technique (RTCR) | Indicator organism, monitoring trigger |
| PFOA / PFOS (PFAS) | 4.0 ppt each (final 2024 rule) | Compliance deadline 2029 |
| Nitrate (as N) | 10 mg/L | Acute health risk for infants |
Frequently Asked Questions
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Related Data for New Jersey
Read our methodology — how this data is sourced, computed, and verified.