Community Water System · PWS NJ1921001
Sussex W Dept
Operator location Sussex, New Jersey - 47% of 278 violations are health-based (upper-third health share (> 23%)); surface water source; 2,201 served per SDWIS.
- 2,201
- People served (this PWS)
- 278
- EPA violations (this PWS)
- 132
- Health-based (this PWS)
- Untested
- UCMR5 (this PWS)
Sussex W Dept standing, high SDWIS violation third
47% of 278 recorded violations are health-based - upper-third health share (> 23%). Corpus terciles use 29,740 systems serving 500+ (the sitemap cohort). Health-based share 47% is upper-third health share (> 23%). Population rank #12,833 of 29,740 among systems serving 500+.
The verdict
Sussex W Dept sits in the upper third of the sitemap cohort by violation count (278), so the tables below sample a dense compliance trail rather than a near-clean ledger. Population served is mid-pack at 2,201 (mid served population (≤ 3,309)). Health-based share is 47% - most of this ledger is MCL or treatment-technique exceedance. No UCMR5 PFAS test appears for this system in this extract.
- #12,833 of 29,740
- Population · /systems
- #294 of 689
- Population · NJ
- 278
- Total EPA violations on record
- 47%
- Health-based (MCL / treatment failure)
Population ordinals match the sitemap cohort (systems serving 500+, population_served DESC). See methodology · corpus placement.
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 770
- County
- Sussex
- School/Daycare
- No
- MCL Violations
- 77
- Monitoring Violations
- 130
- Treatment Tech Violations
- 55
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| TTHM | MCL | 54 | 2017 |
| Interim Enhanced Surface Water Treatment Rule | TT | 32 | 2018 |
| Surface Water Treatment Rule | MR | 28 | 2024 |
| Lead and Copper Rule | MR | 24 | 2023 |
| Lead and Copper Rule | TT | 17 | 2025 |
| Total Haloacetic Acids (HAA5) | MCL | 16 | 2017 |
| Coliform (TCR) | MR | 10 | 2016 |
| Nitrate | MR | 10 | 1994 |
| E. COLI | MR | 9 | 2018 |
| TTHM | MR | 8 | 2024 |
| Consumer Confidence Rule | Other | 8 | 2018 |
| Mercury | MR | 6 | 2014 |
| Fluoride | MR | 6 | 2014 |
| Coliform (TCR) | MCL | 6 | 2011 |
| Surface Water Treatment Rule | TT | 6 | 2014 |
| Cadmium | MR | 4 | 1989 |
| Arsenic | MR | 4 | 1989 |
| Barium | MR | 4 | 1989 |
| Selenium | MR | 4 | 1989 |
| Chlorine | MR | 4 | 2025 |
| Chromium | MR | 4 | 1989 |
| Total Haloacetic Acids (HAA5) | MR | 3 | 2018 |
| CYANIDE | MR | 2 | 2014 |
| Revised Total Coliform Rule | Other | 2 | 2017 |
| Public Notice | Other | 2 | 2016 |
| Chlorite | MCL | 1 | 2025 |
Violation Count vs. the National Corpus
Sussex W Dept has 278 recorded EPA violations, 90% of the 29,740 public water systems serving 500+ people nationwide carry fewer, and 10% carry more. 47% of this system's own violations are health-based (132 of 278), and it ranks #12,833 of 29,740 by population served among that same cohort.
EPA violations vs. the national water-system corpus
Public water systems serving 500+ people (EPA SDWIS)
278 Higher than most more violations than 90% of 29,740 water systems
the national water-system corpus, bucketed by value
Each bar is a band; taller bars hold more water systems. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source EPA SDWIS · 2026-05-15
Health-based violations on Sussex W Dept
132 health-based rows in the tables above map to MCL or treatment-technique exceedances, verify each contaminant code on the federal SDWIS report for NJ1921001.
Sources: EPA SDWIS · NJ DEP, Bureau of Safe Drinking Water
Nationwide peers
278 violations · 2,201 served: nearest cross-state SDWIS matches.
Cross-state systems with comparable violation load
Nearest cross-state community systems (500+ served) by total SDWIS violations on record.
Cross-state systems near this population served
Nearest cross-state systems by EPA SDWIS population_served (same 500+ sitemap gate).
What to do with Sussex W Dept
Use this system's EPA-reported record as a starting filter, not a final verdict.
- See how every tracked system in New Jersey compares on the same EPA violation measures. New Jersey systems
- Check whether PFAS was detected at this system under UCMR5 testing. PFAS guide
- Find and compare another public water system by name or PWSID. Search systems
EPA SDWIS and UCMR5 figures are informational only, not a substitute for a certified lab test of your own tap water.