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ARBOUR COURT

PWS ID: PA1150213 · NASSAU, Pennsylvania 19969

ARBOUR COURT serves 180 people in NASSAU, Pennsylvania using Groundwater water sources. It has 310 recorded EPA violations, including 2 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: ARBOUR COURT

ARBOUR COURT is a private-owned community water system that delivers drinking water to 180 residents in NASSAU, Pennsylvania (Chester County) through 55 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 310 total violations for this system , of which 2 (1%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 279 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 Chlorine, recorded in 26 violations (MR). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Pennsylvania, EPA tracks 7,701 public water systems serving 12,630,061 people, with 1,159,868 cumulative violations and 68,517 health-based violations on record. About 97% of systems in the state carry at least one violation, and state-wide the average per system is 150.6 violations. ARBOUR COURT's 310 violations sit above the Pennsylvania average. Statewide, 224 of 389 UCMR5-tested systems have reported PFAS detections (57.6%). 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
180
Total Violations
310
Health-Based Violations
2
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
55
County
Chester
School/Daycare
No
MCL Violations
0
Monitoring Violations
279
Treatment Tech Violations
2

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Chlorine MR 26 2025
Nitrate MR 25 2020
Coliform (TCR) MR 21 2015
Groundwater Rule MR 17 2025
Lead and Copper Rule MR 15 2005
Consumer Confidence Rule Other 15 2007
Public Notice Other 12 2018
Nitrite MR 11 2020
cis-1,2-Dichloroethylene MR 4 2012
DICHLOROMETHANE MR 4 2012
o-Dichlorobenzene MR 4 2012
1,2-Dichloroethane MR 4 2012
1,1,1-Trichloroethane MR 4 2012
Carbon tetrachloride MR 4 2012
1,2-Dichloropropane MR 4 2012
Trichloroethylene MR 4 2012
Tetrachloroethylene MR 4 2012
CHLOROBENZENE MR 4 2012
Benzene MR 4 2012
Ethylbenzene MR 4 2012
Styrene MR 4 2012
1,1-Dichloroethylene MR 4 2012
Toluene MR 4 2012
Xylenes, Total MR 4 2012
1,2,4-Trichlorobenzene MR 4 2012
1,1,2-Trichloroethane MR 4 2012
trans-1,2-Dichloroethylene MR 4 2012
p-Dichlorobenzene MR 4 2012
BHC-GAMMA MR 3 2003
OXAMYL MR 3 2003

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 ARBOUR COURT.

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 PA1150213 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Pennsylvania Drinking Water Authority

Pennsylvania DEP — Bureau of Safe Drinking Water is the primacy agency that licenses and inspects ARBOUR COURT under EPA-delegated authority.

Open PA regulator portal

Source: Pennsylvania 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
2025 Chlorine MR 26 SDWIS / PA1150213 / 0999
2025 Groundwater Rule MR 17 SDWIS / PA1150213 / 0700
2020 Nitrate MR 25 SDWIS / PA1150213 / 1040
2020 Nitrite MR 11 SDWIS / PA1150213 / 1041
2020 Revised Total Coliform Rule RPT 2 SDWIS / PA1150213 / 8000
2018 Public Notice Other 12 SDWIS / PA1150213 / 7500
2016 Combined Uranium MR 2 SDWIS / PA1150213 / 4006
2016 Radium-228 MR 2 SDWIS / PA1150213 / 4030
2016 Radium-226 MR 2 SDWIS / PA1150213 / 4020
2015 Coliform (TCR) MR 21 SDWIS / PA1150213 / 3100
2014 Groundwater Rule TT 2 SDWIS / PA1150213 / 0700
2012 cis-1,2-Dichloroethylene MR 4 SDWIS / PA1150213 / 2380
2012 DICHLOROMETHANE MR 4 SDWIS / PA1150213 / 2964
2012 o-Dichlorobenzene MR 4 SDWIS / PA1150213 / 2968
2012 1,2-Dichloroethane MR 4 SDWIS / PA1150213 / 2980

How ARBOUR COURT Compares

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

Metric ARBOUR COURT Pennsylvania avg Federal benchmark
Total violations 310 150.6 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 2 8.9 Indicates a contaminant exceeded a federal MCL
PFAS detection None 57.6% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 180 1,640 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 7,701 regulated public water systems in Pennsylvania.

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 ARBOUR COURT water safe to drink? ▼
ARBOUR COURT (PWS ID: PA1150213) has 310 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 180 people using Groundwater sources.
How many people does ARBOUR COURT serve? ▼
ARBOUR COURT serves 180 people in NASSAU, Pennsylvania. It is a Private-owned system using Groundwater water sources with 55 service connections.
What type of violations does ARBOUR COURT have? ▼
ARBOUR COURT has 310 total violations: 2 health-based violations (MCL exceedances or treatment failures), 279 monitoring/reporting violations, and 2 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in ARBOUR COURT water? ▼
No PFAS testing data is available for ARBOUR COURT under the EPA's UCMR5 monitoring program.
What water source does ARBOUR COURT use? ▼
ARBOUR COURT uses Groundwater 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.

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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.

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