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Community Water System · PWS NJ1347001

Lake Como Water Dept

Lake Como, New Jersey 07719 - drinking water served from surface water sources to 3,000 people, tracked in EPA SDWIS and UCMR5.

3,000
People served
72
EPA violations
16
Health-based
Untested
UCMR5 result

The verdict

EPA records 72 drinking-water violations at Lake Como Water Dept, 22% of them health-based - above the New Jersey per-system average.

72
Total EPA violations on record
22%
Health-based (MCL / treatment failure)
3,000
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Lake Como Water Dept

Lake Como Water Dept is a local-owned community water system that delivers drinking water to 3,000 residents in Lake Como, New Jersey (Monmouth County) through 1,084 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 72 total violations for this system , of which 16 (22%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 45 monitoring and reporting violations are on file. The most recent violation on record dates to 2019.

The most frequently cited contaminant at this system is TTHM, recorded in 16 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. Statewide, 208 of 264 UCMR5-tested systems have reported PFAS detections (78.8%).

Lake Como Water Dept's 72 violations sit above the New Jersey average.

All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
3,000
Total Violations
72
Health-Based Violations
16
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
1,084
County
Monmouth
School/Daycare
No
MCL Violations
16
Monitoring Violations
45
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
TTHM MCL 16 2019
TTHM MR 15 2019
Total Haloacetic Acids (HAA5) MR 12 2007
Surface Water Treatment Rule MR 8 2018
Public Notice Other 6 2019
Lead and Copper Rule MR 2 2018
Revised Total Coliform Rule RPT 2 2018
Coliform (TCR) MR 1 2003
Chromium MR 1 1985
Barium MR 1 1985
Nitrate MR 1 1985
Cadmium MR 1 1985
Mercury MR 1 1985
Selenium MR 1 1985
Arsenic MR 1 1985

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 Lake Como Water Dept.

Federal Source of Truth

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 NJ1347001 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

New Jersey Drinking Water Authority

NJ DEP, Bureau of Safe Drinking Water is the primacy agency that licenses and inspects Lake Como Water Dept under EPA-delegated authority.

Open NJ regulator portal

Source: NJ DEP, Bureau of Safe Drinking Water

Violation 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
2019 TTHM MCL 16 SDWIS / NJ1347001 / 2950
2019 TTHM MR 15 SDWIS / NJ1347001 / 2950
2019 Public Notice Other 6 SDWIS / NJ1347001 / 7500
2018 Surface Water Treatment Rule MR 8 SDWIS / NJ1347001 / 0200
2018 Lead and Copper Rule MR 2 SDWIS / NJ1347001 / 5000
2018 Revised Total Coliform Rule RPT 2 SDWIS / NJ1347001 / 8000
2007 Total Haloacetic Acids (HAA5) MR 12 SDWIS / NJ1347001 / 2456
2003 Coliform (TCR) MR 1 SDWIS / NJ1347001 / 3100
1985 Chromium MR 1 SDWIS / NJ1347001 / 1020
1985 Barium MR 1 SDWIS / NJ1347001 / 1010
1985 Nitrate MR 1 SDWIS / NJ1347001 / 1040
1985 Cadmium MR 1 SDWIS / NJ1347001 / 1015
1985 Mercury MR 1 SDWIS / NJ1347001 / 1035
1985 Selenium MR 1 SDWIS / NJ1347001 / 1045
1985 Arsenic MR 1 SDWIS / NJ1347001 / 1005

How Lake Como Water Dept Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric Lake Como Water Dept New Jersey avg Federal benchmark
Total violations 72 59.8 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 16 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 3,000 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 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Lake Como Water Dept water safe to drink? ▼
Lake Como Water Dept (PWS ID: NJ1347001) has 72 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 3,000 people using Surface Water sources.
How many people does Lake Como Water Dept serve? ▼
Lake Como Water Dept serves 3,000 people in Lake Como, New Jersey. It is a Local-owned system using Surface Water water sources with 1,084 service connections.
What type of violations does Lake Como Water Dept have? ▼
Lake Como Water Dept has 72 total violations: 16 health-based violations (MCL exceedances or treatment failures), 45 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Lake Como Water Dept water? ▼
No PFAS testing data is available for Lake Como Water Dept under the EPA's UCMR5 monitoring program.
What water source does Lake Como Water Dept use? ▼
Lake Como Water Dept uses Surface Water as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
Where does this data come from? ▼
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.