PlainWater

NRG ENERGY, INC

PWS ID: DE0000543 · DAGSBORO, Delaware 19939

NRG ENERGY, INC serves 178 people in DAGSBORO, Delaware using Groundwater water sources. It has 38 recorded EPA violations, including 32 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: NRG ENERGY, INC

NRG ENERGY, INC is a private-owned non-transient non-community water system that delivers drinking water to 178 residents in DAGSBORO, Delaware (Sussex County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 38 total violations for this system , of which 32 (84%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 6 monitoring and reporting violations are on file. The most recent violation on record dates to 2014.

The most frequently cited contaminant at this system is Nitrate, recorded in 27 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 Delaware, EPA tracks 460 public water systems serving 1,083,630 people, with 9,105 cumulative violations and 4,582 health-based violations on record. About 75% of systems in the state carry at least one violation, and state-wide the average per system is 19.8 violations. NRG ENERGY, INC's 38 violations sit above the Delaware average. Statewide, 25 of 35 UCMR5-tested systems have reported PFAS detections (71.4%). 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
178
Total Violations
38
Health-Based Violations
32
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
1
County
Sussex
School/Daycare
No
MCL Violations
32
Monitoring Violations
6
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Nitrate MCL 27 2012
Lead and Copper Rule MR 6 1994
Coliform (TCR) MCL 5 2014

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 NRG ENERGY, INC.

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 DE0000543 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Delaware Drinking Water Authority

Delaware'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 DE 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
2014 Coliform (TCR) MCL 5 SDWIS / DE0000543 / 3100
2012 Nitrate MCL 27 SDWIS / DE0000543 / 1040
1994 Lead and Copper Rule MR 6 SDWIS / DE0000543 / 5000

How NRG ENERGY, INC Compares

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

Metric NRG ENERGY, INC Delaware avg Federal benchmark
Total violations 38 19.8 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 32 10 Indicates a contaminant exceeded a federal MCL
PFAS detection None 71.4% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 178 2,356 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 460 regulated public water systems in Delaware.

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 NRG ENERGY, INC water safe to drink?
NRG ENERGY, INC (PWS ID: DE0000543) has 38 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 178 people using Groundwater sources.
How many people does NRG ENERGY, INC serve?
NRG ENERGY, INC serves 178 people in DAGSBORO, Delaware. It is a Private-owned system using Groundwater water sources with 1 service connections.
What type of violations does NRG ENERGY, INC have?
NRG ENERGY, INC has 38 total violations: 32 health-based violations (MCL exceedances or treatment failures), 6 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in NRG ENERGY, INC water?
No PFAS testing data is available for NRG ENERGY, INC under the EPA's UCMR5 monitoring program.
What water source does NRG ENERGY, INC use?
NRG ENERGY, INC 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 Kiznis Studio Editorial