Public water system · NC4392157
ActiveWilders Ridge S/D
At a glance
Wilders Ridge S/D (PWSID NC4392157) is an active community water system in Wake County, North Carolina. It reports serving 518 people through 204 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, 5 are health-based, and the most recent began in January 2009.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
518
Service connections
204
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Wilders Ridge S/D compare with other water systems in Wake County?
By EPA's size categories, Wilders Ridge S/D is a small system (501 to 3,300 people). Wake County has 441 active public water systems. Its population served is well below the county average of 2,633 people per system, and accounts for less than 0.1% of the 1,161,234 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 Wilders Ridge S/D 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. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 4,566 North Carolina systems (90%) list groundwater as their primary source.
Who owns and regulates Wilders Ridge S/D?
EPA lists Wilders Ridge S/D 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. 421 of the 441 active systems in Wake County (95%) are also privately owned.
Does Wilders Ridge S/D have drinking water violations?
Of the 12 most recent violations in EPA's records, 5 are health-based, and the most recent began in January 2009. The violations listed here began between April 2007 and January 2009. By type: 5 public notice, recordkeeping or other, 5 contaminant level above the legal limit and 2 monitoring and reporting. The contaminant or rule involved most often is Public Notice (5 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 |
|---|---|---|---|---|
| 2009-01-08 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2008-09-25 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2008-09-25 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2008-08-11 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2008-04-28 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2008-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Combined Radium (-226 and -228)code 4010 | Yes | Resolved |
| 2008-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Combined Radium (-226 and -228)code 4010 | Yes | Resolved |
| 2007-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Combined Radium (-226 and -228)code 4010 | Yes | Resolved |
| 2007-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Combined Radium (-226 and -228)code 4010 | Yes | Resolved |
| 2007-06-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2007-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Combined Radium (-226 and -228)code 4010 | Yes | Resolved |
| 2007-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | 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.
Wilders Ridge S/D: frequently asked questions
Who runs Wilders Ridge S/D?
Wilders Ridge S/D (PWSID NC4392157) is a community water system privately owned. It is regulated by the NC state drinking water program.
How many people does Wilders Ridge S/D serve?
Wilders Ridge S/D reports serving 518 people through 204 service connections in Wake County, North Carolina.
Where does Wilders Ridge S/D get its water?
EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.
Does Wilders Ridge S/D have any drinking water violations?
Of the 12 most recent violations in EPA's records, 5 are health-based, and the most recent began in January 2009. 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 Wilders Ridge S/D'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, 5 are health-based, and the most recent began in January 2009. For current results, consult the system's annual water quality report, EPA ECHO, or the NC state drinking water program.
Where can I find Wilders Ridge S/D's water quality report?
As a community water system, Wilders Ridge S/D 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 Wake County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Raleigh, City of | Wake | 650,000 | Community | Surface water |
| Cary, Town of | Wake | 227,300 | Community | Surface water |
| Apex, Town of | Wake | 83,001 | Community | Purchased surface water |
| Holly Springs, Town of | Wake | 51,947 | Community | Purchased surface water |
| Fuquay-Varina, Town of | Wake | 42,954 | Community | Purchased surface water |
| Bayleaf Master | Wake | 16,715 | Community | 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, “Wilders Ridge S/D, PWSID NC4392157, North Carolina”, https://aquacensus.com/water-systems/north-carolina/wilders-ridge-s-d-nc4392157 (data as of October 1, 2026).