PlainWater

Community Water System · PWS MD0230020

Nantucket Point(distribution-Delaware)

Berlin, Maryland 21811 - drinking water served from groundwater sources to 500 people, tracked in EPA SDWIS and UCMR5.

500
People served
67
EPA violations
4
Health-based
Untested
UCMR5 result

The verdict

EPA records 67 drinking-water violations at Nantucket Point(distribution-Delaware), 6% of them health-based - above the Maryland per-system average.

67
Total EPA violations on record
6%
Health-based (MCL / treatment failure)
500
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Nantucket Point(distribution-Delaware)

Nantucket Point(distribution-Delaware) is a local-owned community water system that delivers drinking water to 500 residents in Berlin, Maryland (Worcester County) through 200 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 67 total violations for this system , of which 4 (6%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 63 monitoring and reporting violations are on file. The most recent violation on record dates to 2002.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 4 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 Maryland, EPA tracks 3,215 public water systems serving 6,070,211 people, with 60,496 cumulative violations and 18,132 health-based violations on record. About 80% of systems in the state carry at least one violation, and state-wide the average per system is 18.8 violations. Statewide, 50 of 83 UCMR5-tested systems have reported PFAS detections (60.2%).

Nantucket Point(distribution-Delaware)'s 67 violations sit above the Maryland 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
500
Total Violations
67
Health-Based Violations
4
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
200
County
Worcester
School/Daycare
No
MCL Violations
4
Monitoring Violations
63
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 4 2002
1,2-Dichloroethane MR 3 1998
1,1,1-Trichloroethane MR 3 1998
1,2-Dichloropropane MR 3 1998
1,1,2-Trichloroethane MR 3 1998
Tetrachloroethylene MR 3 1998
CHLOROBENZENE MR 3 1998
cis-1,2-Dichloroethylene MR 3 1998
Xylenes, Total MR 3 1998
Vinyl chloride MR 3 1998
Toluene MR 3 1998
Benzene MR 3 1998
o-Dichlorobenzene MR 3 1998
Ethylbenzene MR 3 1998
1,2,4-Trichlorobenzene MR 3 1998
Carbon tetrachloride MR 3 1998
p-Dichlorobenzene MR 3 1998
Styrene MR 3 1998
trans-1,2-Dichloroethylene MR 3 1998
1,1-Dichloroethylene MR 3 1998
Trichloroethylene MR 3 1998
DICHLOROMETHANE MR 3 1998

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 Nantucket Point(distribution-Delaware).

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 MD0230020 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Maryland Drinking Water Authority

Maryland's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.

Find MD regulator via EPA SDWIS

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
2002 Coliform (TCR) MCL 4 SDWIS / MD0230020 / 3100
1998 1,2-Dichloroethane MR 3 SDWIS / MD0230020 / 2980
1998 1,1,1-Trichloroethane MR 3 SDWIS / MD0230020 / 2981
1998 1,2-Dichloropropane MR 3 SDWIS / MD0230020 / 2983
1998 1,1,2-Trichloroethane MR 3 SDWIS / MD0230020 / 2985
1998 Tetrachloroethylene MR 3 SDWIS / MD0230020 / 2987
1998 CHLOROBENZENE MR 3 SDWIS / MD0230020 / 2989
1998 cis-1,2-Dichloroethylene MR 3 SDWIS / MD0230020 / 2380
1998 Xylenes, Total MR 3 SDWIS / MD0230020 / 2955
1998 Vinyl chloride MR 3 SDWIS / MD0230020 / 2976
1998 Toluene MR 3 SDWIS / MD0230020 / 2991
1998 Benzene MR 3 SDWIS / MD0230020 / 2990
1998 o-Dichlorobenzene MR 3 SDWIS / MD0230020 / 2968
1998 Ethylbenzene MR 3 SDWIS / MD0230020 / 2992
1998 1,2,4-Trichlorobenzene MR 3 SDWIS / MD0230020 / 2378

How Nantucket Point(distribution-Delaware) Compares

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

Metric Nantucket Point(distribution-Delaware) Maryland avg Federal benchmark
Total violations 67 18.8 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 4 5.6 Indicates a contaminant exceeded a federal MCL
PFAS detection None 60.2% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 500 1,888 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 3,215 regulated public water systems in Maryland.

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 Nantucket Point(distribution-Delaware) water safe to drink?
Nantucket Point(distribution-Delaware) (PWS ID: MD0230020) has 67 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 500 people using Groundwater sources.
How many people does Nantucket Point(distribution-Delaware) serve?
Nantucket Point(distribution-Delaware) serves 500 people in Berlin, Maryland. It is a Local-owned system using Groundwater water sources with 200 service connections.
What type of violations does Nantucket Point(distribution-Delaware) have?
Nantucket Point(distribution-Delaware) has 67 total violations: 4 health-based violations (MCL exceedances or treatment failures), 63 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Nantucket Point(distribution-Delaware) water?
No PFAS testing data is available for Nantucket Point(distribution-Delaware) under the EPA's UCMR5 monitoring program.
What water source does Nantucket Point(distribution-Delaware) use?
Nantucket Point(distribution-Delaware) 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.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.
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.