Public water system · NC0145151
ActiveKnoll Ridge MHP
At a glance
Knoll Ridge MHP (PWSID NC0145151) is an active community water system in Henderson County, North Carolina. It reports serving 75 people through 30 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, 2 are health-based, and the most recent began in July 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
75
Service connections
30
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Knoll Ridge MHP compare with other water systems in Henderson County?
By EPA's size categories, Knoll Ridge MHP is a very small system (500 people or fewer). Henderson County has 106 active public water systems. Its population served is well below the county average of 889 people per system, and accounts for less than 0.1% of the 94,234 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 Knoll Ridge MHP 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 Knoll Ridge MHP?
EPA lists Knoll Ridge MHP 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. 101 of the 106 active systems in Henderson County (95%) are also privately owned.
Does Knoll Ridge MHP have drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in July 2024. The violations listed here began between July 2004 and July 2024. By type: 5 monitoring and reporting, 4 public notice, recordkeeping or other, 2 contaminant level above the legal limit and 1 reporting. The contaminant or rule involved most often is Total coliform bacteria (TCR) (4 of them). EPA lists 10 as resolved and 2 as addressed. 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. Addressed means the violation is not resolved or archived and is covered by formal enforcement.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2024-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2022-01-01 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Addressed |
| 2020-03-12 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2018-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2018-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2016-08-11 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Addressed |
| 2016-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2007-05-06 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2007-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2006-09-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2004-08-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2004-07-01 | Monitoring and reportingMonitoring, Repeat Minor (TCR) · code 26 | Total coliform bacteria (TCR)code 3100 | 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.
Knoll Ridge MHP: frequently asked questions
Who runs Knoll Ridge MHP?
Knoll Ridge MHP (PWSID NC0145151) is a community water system privately owned. It is regulated by the NC state drinking water program.
How many people does Knoll Ridge MHP serve?
Knoll Ridge MHP reports serving 75 people through 30 service connections in Henderson County, North Carolina.
Where does Knoll Ridge MHP 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 Knoll Ridge MHP have any drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in July 2024. 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 Knoll Ridge MHP'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, 2 are health-based, and the most recent began in July 2024. For current results, consult the system's annual water quality report, EPA ECHO, or the NC state drinking water program.
Where can I find Knoll Ridge MHP's water quality report?
As a community water system, Knoll Ridge MHP 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 Henderson County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Hendersonville, City of | Henderson | 79,278 | Community | Surface water |
| Grace Community Church | Henderson | 1,000 | Transient non-community | Groundwater |
| Fletcher Academy Inc. | Henderson | 790 | Community | Groundwater |
| High Vista Estates | Henderson | 775 | Community | Purchased surface water |
| Camp Blue Star | Henderson | 600 | Transient non-community | Groundwater |
| Camp Greystone | Henderson | 500 | Transient non-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, “Knoll Ridge MHP, PWSID NC0145151, North Carolina”, https://aquacensus.com/water-systems/north-carolina/knoll-ridge-mhp-nc0145151 (data as of October 1, 2026).