NRG ENERGY, INC

Delaware — Non-Transient Non-Community — PWSID: DE0000543

System Information

PWSID	DE0000543
System Name	NRG ENERGY, INC
System Type	Non-Transient Non-Community
Water Source	Ground Water
Activity Status	Non-Inventory
Owner Type	Private
EPA Region	03
Serves School	No
Wholesaler	No
First Reported	Feb 10, 1979
Last Reported	Feb 12, 2026

Location & Contact

State	Delaware
City	DAGSBORO
ZIP Code	19939
Address	29416 Power Plant Road
Organization	NITZ, MARK
Phone	302-934-3570

Population & Service

Population Served	178
Service Connections	1

Drinking Water Violations (38)

This water system has 38 violations recorded in the EPA SDWIS database.

Begin Date	End Date	Category	Health-Based	Major	Measured	Federal MCL	State MCL	Status	Return to Compliance	Rule
Oct 1, 2014	Dec 31, 2014	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 30, 2014	—
Oct 1, 2014	Dec 31, 2014	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 30, 2014	—
Oct 1, 2014	Dec 31, 2014	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 30, 2014	—
Oct 1, 2014	Dec 31, 2014	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 30, 2014	—
Oct 1, 2014	Dec 31, 2014	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 30, 2014	—
Oct 1, 2012	Dec 31, 2012	MCL	Yes	No	10.7 MG/L	10 mg/L	10	Resolved	Dec 4, 2012	—
Oct 1, 2012	Dec 31, 2012	MCL	Yes	No	10.7 MG/L	10 mg/L	10	Resolved	Dec 4, 2012	—
Oct 1, 2012	Dec 31, 2012	MCL	Yes	No	10.7 MG/L	10 mg/L	10	Resolved	Dec 4, 2012	—
Jan 1, 1994	Jul 12, 1995	MR	No	No	—	TT	—	Resolved	Jul 12, 1995	—
Jan 1, 1994	—	MR	No	No	—	TT	—	Archived	Dec 23, 2025	—
Jul 1, 1993	—	MR	No	No	—	TT	—	Resolved	Aug 29, 1995	—
Jul 1, 1993	—	MR	No	No	—	TT	—	Resolved	Aug 29, 1995	—
Jul 1, 1993	—	MR	No	No	—	TT	—	Resolved	Aug 29, 1995	—
Jul 1, 1993	—	MR	No	No	—	TT	—	Archived	Dec 23, 2025	—
Sep 16, 1986	Dec 15, 1986	MCL	Yes	No	12	10 mg/L	10	Archived	Dec 15, 1986	—
May 22, 1986	Aug 21, 1986	MCL	Yes	No	13	10 mg/L	10	Archived	Aug 21, 1986	—
Mar 14, 1986	Jun 13, 1986	MCL	Yes	No	11	10 mg/L	10	Archived	Jun 13, 1986	—
Oct 10, 1985	Jan 9, 1986	MCL	Yes	No	12	10 mg/L	10	Archived	Jan 9, 1986	—
Jul 16, 1985	Oct 15, 1985	MCL	Yes	No	13	10 mg/L	10	Archived	Oct 15, 1985	—
Apr 19, 1985	Jul 18, 1985	MCL	Yes	No	12.5	10 mg/L	10	Archived	Jul 18, 1985	—
Jan 14, 1985	Apr 13, 1985	MCL	Yes	No	13.5	10 mg/L	10	Archived	Apr 13, 1985	—
Oct 1, 1984	Dec 31, 1984	MCL	Yes	No	14	10 mg/L	10	Archived	Dec 31, 1984	—
Jul 1, 1984	Sep 30, 1984	MCL	Yes	No	14	10 mg/L	10	Archived	Sep 30, 1984	—
Mar 1, 1984	May 31, 1984	MCL	Yes	No	12.5	10 mg/L	10	Archived	May 31, 1984	—
Nov 4, 1983	Feb 3, 1984	MCL	Yes	No	14	10 mg/L	10	Archived	Feb 3, 1984	—
Feb 25, 1983	May 24, 1983	MCL	Yes	No	14.5	10 mg/L	10	Archived	May 24, 1983	—
Nov 23, 1982	Feb 22, 1983	MCL	Yes	No	15	10 mg/L	10	Archived	Feb 22, 1983	—
Nov 23, 1982	Feb 22, 1983	MCL	Yes	No	15	10 mg/L	10	Archived	Feb 22, 1983	—
Aug 13, 1982	Nov 12, 1982	MCL	Yes	No	15.5	10 mg/L	10	Archived	Nov 12, 1982	—
May 6, 1982	Aug 5, 1982	MCL	Yes	No	15	10 mg/L	10	Archived	Aug 5, 1982	—
Feb 9, 1982	May 8, 1982	MCL	Yes	No	15	10 mg/L	10	Archived	May 8, 1982	—
Nov 9, 1981	Feb 8, 1982	MCL	Yes	No	15.5	10 mg/L	10	Archived	Feb 8, 1982	—
Aug 24, 1981	Nov 23, 1981	MCL	Yes	No	16	10 mg/L	10	Archived	Nov 23, 1981	—
May 6, 1981	Aug 5, 1981	MCL	Yes	No	16	10 mg/L	10	Archived	Aug 5, 1981	—
May 6, 1981	Aug 5, 1981	MCL	Yes	No	16	10 mg/L	10	Archived	Aug 5, 1981	—
Jan 9, 1981	Apr 8, 1981	MCL	Yes	No	14.5	10 mg/L	10	Archived	Apr 8, 1981	—
Oct 28, 1980	Jan 27, 1981	MCL	Yes	No	14	10 mg/L	10	Archived	Jan 27, 1981	—
Apr 29, 1980	Sep 28, 1980	MCL	Yes	No	11.5	10 mg/L	10	Archived	Sep 28, 1980	—

About This Water System

Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.

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