Public water system · NC0467224
ActiveSummersill Estates No 1
At a glance
Summersill Estates No 1 (PWSID NC0467224) is an active community water system in Onslow County, North Carolina. It reports serving 163 people through 60 service connections. Its primary water source is purchased groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in December 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
163
Service connections
60
Primary source
GWP
Purchased groundwater
System type
CWS
Community water system
System record
How does Summersill Estates No 1 compare with other water systems in Onslow County?
By EPA's size categories, Summersill Estates No 1 is a very small system (500 people or fewer). Onslow County has 21 active public water systems. Its population served is well below the county average of 13,759 people per system, and accounts for less than 0.1% of the 288,948 people reported by systems filed under the county. Across North Carolina, the 5,087 active systems average 1,971 people each. Nationally, the average active community water system reports serving 6,703 people, so Summersill Estates No 1 is well below that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. North Carolina has 2,031 active community water systems, 40% of the state's 5,087 active systems. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own. 54 North Carolina systems (1.1%) list purchased groundwater as their primary source.
Who owns and regulates Summersill Estates No 1?
EPA lists Summersill Estates No 1 as privately owned. The NC state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 9 of the 21 active systems in Onslow County (43%) are also privately owned.
Does Summersill Estates No 1 have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in December 2025. The violations listed here began between December 2022 and December 2025. By type: 7 monitoring and reporting and 5 public notice, recordkeeping or other. The contaminant or rule involved most often is Haloacetic acids (HAA5) (4 of them). EPA lists 12 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2025-12-18 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2025-07-19 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2025-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2024-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2024-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2024-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2024-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2023-11-15 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2023-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2023-06-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2023-06-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2022-12-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
The 12 most recent violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.
Summersill Estates No 1: frequently asked questions
Who runs Summersill Estates No 1?
Summersill Estates No 1 (PWSID NC0467224) is a community water system privately owned. It is regulated by the NC state drinking water program.
How many people does Summersill Estates No 1 serve?
Summersill Estates No 1 reports serving 163 people through 60 service connections in Onslow County, North Carolina.
Where does Summersill Estates No 1 get its water?
EPA SDWIS lists this system's primary water source as purchased groundwater. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own.
Does Summersill Estates No 1 have any drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in December 2025. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.
Is Summersill Estates No 1's water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in December 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the NC state drinking water program.
Where can I find Summersill Estates No 1's water quality report?
As a community water system, Summersill Estates No 1 must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Onslow County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Onslow Wtr and Sewer Authority | Onslow | 156,755 | Community | Groundwater |
| Jacksonville City of | Onslow | 49,093 | Community | Groundwater |
| Usmc Lejeune--Hadnot Point | Onslow | 37,500 | Community | Groundwater |
| Usmc Lejeune--Holcomb Blvd | Onslow | 17,000 | Community | Groundwater |
| Usmc Lejeune--New River Air St | Onslow | 11,500 | Community | Groundwater |
| Usmc Lejeune--Rifle Range | Onslow | 3,500 | Community | Purchased groundwater |
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About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Summersill Estates No 1, PWSID NC0467224, North Carolina”, https://aquacensus.com/water-systems/north-carolina/summersill-estates-no-1-nc0467224 (data as of October 1, 2026).