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MT. AIRY HAPPY TIME SCHOOL

PWS ID: NJ1026318 · LAMBERTVILLE, New Jersey 08530

MT. AIRY HAPPY TIME SCHOOL serves 104 people in LAMBERTVILLE, New Jersey using Groundwater water sources. It has 620 recorded EPA violations, including 58 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: MT. AIRY HAPPY TIME SCHOOL

MT. AIRY HAPPY TIME SCHOOL is a private-owned non-transient non-community water system that delivers drinking water to 104 residents in LAMBERTVILLE, New Jersey (Hunterdon County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 620 total violations for this system , of which 58 (9%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 562 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 Coliform (TCR), recorded in 36 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. MT. AIRY HAPPY TIME SCHOOL's 620 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.

Population Served
104
Total Violations
620
Health-Based Violations
58
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
1
County
Hunterdon
School/Daycare
Yes
MCL Violations
58
Monitoring Violations
562
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 36 2010
1,1,2-Trichloroethane MR 24 2017
Tetrachloroethylene MR 24 2017
CHLOROBENZENE MR 24 2017
Toluene MR 24 2017
Ethylbenzene MR 24 2017
cis-1,2-Dichloroethylene MR 24 2017
Xylenes, Total MR 24 2017
DICHLOROMETHANE MR 24 2017
o-Dichlorobenzene MR 24 2017
Vinyl chloride MR 24 2017
1,2-Dichloroethane MR 24 2017
1,1,1-Trichloroethane MR 24 2017
1,2-Dichloropropane MR 24 2017
Trichloroethylene MR 24 2017
p-Dichlorobenzene MR 24 2017
1,1-Dichloroethylene MR 24 2017
Benzene MR 24 2017
Styrene MR 24 2017
1,2,4-Trichlorobenzene MR 24 2017
Carbon tetrachloride MR 24 2017
trans-1,2-Dichloroethylene MR 24 2017
Arsenic MCL 22 2009
Lead and Copper Rule MR 8 2019
Arsenic MR 6 2017
Barium MR 4 2005
Cadmium MR 4 2005
Chromium MR 4 2005
CYANIDE MR 4 2005
Mercury MR 4 2005

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 MT. AIRY HAPPY TIME SCHOOL.

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 NJ1026318 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 MT. AIRY HAPPY TIME SCHOOL 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 Lead and Copper Rule MR 8 SDWIS / NJ1026318 / 5000
2017 1,1,2-Trichloroethane MR 24 SDWIS / NJ1026318 / 2985
2017 Tetrachloroethylene MR 24 SDWIS / NJ1026318 / 2987
2017 CHLOROBENZENE MR 24 SDWIS / NJ1026318 / 2989
2017 Toluene MR 24 SDWIS / NJ1026318 / 2991
2017 Ethylbenzene MR 24 SDWIS / NJ1026318 / 2992
2017 cis-1,2-Dichloroethylene MR 24 SDWIS / NJ1026318 / 2380
2017 Xylenes, Total MR 24 SDWIS / NJ1026318 / 2955
2017 DICHLOROMETHANE MR 24 SDWIS / NJ1026318 / 2964
2017 o-Dichlorobenzene MR 24 SDWIS / NJ1026318 / 2968
2017 Vinyl chloride MR 24 SDWIS / NJ1026318 / 2976
2017 1,2-Dichloroethane MR 24 SDWIS / NJ1026318 / 2980
2017 1,1,1-Trichloroethane MR 24 SDWIS / NJ1026318 / 2981
2017 1,2-Dichloropropane MR 24 SDWIS / NJ1026318 / 2983
2017 Trichloroethylene MR 24 SDWIS / NJ1026318 / 2984

How MT. AIRY HAPPY TIME SCHOOL Compares

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

Metric MT. AIRY HAPPY TIME SCHOOL New Jersey avg Federal benchmark
Total violations 620 59.8 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 58 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 104 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

Is MT. AIRY HAPPY TIME SCHOOL water safe to drink?
MT. AIRY HAPPY TIME SCHOOL (PWS ID: NJ1026318) has 620 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 104 people using Groundwater sources.
How many people does MT. AIRY HAPPY TIME SCHOOL serve?
MT. AIRY HAPPY TIME SCHOOL serves 104 people in LAMBERTVILLE, New Jersey. It is a Private-owned system using Groundwater water sources with 1 service connections.
What type of violations does MT. AIRY HAPPY TIME SCHOOL have?
MT. AIRY HAPPY TIME SCHOOL has 620 total violations: 58 health-based violations (MCL exceedances or treatment failures), 562 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in MT. AIRY HAPPY TIME SCHOOL water?
No PFAS testing data is available for MT. AIRY HAPPY TIME SCHOOL under the EPA's UCMR5 monitoring program.
What water source does MT. AIRY HAPPY TIME SCHOOL use?
MT. AIRY HAPPY TIME SCHOOL uses Groundwater as its primary water source. It is classified as a Non-Transient Non-Community Water System, serving the same people for at least 6 months per year.
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.

Explore PlainWater

Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Related

Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by PlainWater Editorial