PlainWater
States → North Carolina

KNOLL RIDGE MHP

PWS ID: NC0145151 · ETOWAH, North Carolina 28729

KNOLL RIDGE MHP serves 75 people in ETOWAH, North Carolina using Groundwater water sources. It has 200 recorded EPA violations, including 15 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: KNOLL RIDGE MHP

KNOLL RIDGE MHP is a private-owned community water system that delivers drinking water to 75 residents in ETOWAH, North Carolina (Henderson County) through 30 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 200 total violations for this system , of which 15 (8%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 142 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 15 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 North Carolina, EPA tracks 5,020 public water systems serving 9,877,724 people, with 524,053 cumulative violations and 38,492 health-based violations on record. About 93% of systems in the state carry at least one violation, and state-wide the average per system is 104.4 violations. KNOLL RIDGE MHP's 200 violations sit above the North Carolina average. Statewide, 174 of 287 UCMR5-tested systems have reported PFAS detections (60.6%). 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
75
Total Violations
200
Health-Based Violations
15
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
30
County
Henderson
School/Daycare
No
MCL Violations
15
Monitoring Violations
142
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 15 2007
Arsenic MR 10 1985
Consumer Confidence Rule Other 10 2024
Nitrate MR 10 2004
Coliform (TCR) MR 8 2004
Lead and Copper Rule MR 8 2022
Public Notice Other 5 2020
Chlorine MR 5 2016
Carbon tetrachloride MR 4 2001
1,1,1-Trichloroethane MR 4 2001
1,2-Dichloroethane MR 4 2001
trans-1,2-Dichloroethylene MR 4 2001
1,2,4-Trichlorobenzene MR 4 2001
Ethylbenzene MR 4 2001
Toluene MR 4 2001
Benzene MR 4 2001
CHLOROBENZENE MR 4 2001
Revised Total Coliform Rule RPT 4 2016
cis-1,2-Dichloroethylene MR 4 2001
p-Dichlorobenzene MR 4 2001
o-Dichlorobenzene MR 4 2001
DICHLOROMETHANE MR 4 2001
1,2-Dichloropropane MR 4 2001
Trichloroethylene MR 4 2001
1,1,2-Trichloroethane MR 4 2001
Styrene MR 4 2001
Xylenes, Total MR 4 2001
CYANIDE MR 4 2002
Tetrachloroethylene MR 4 2001
1,1-Dichloroethylene MR 4 2001

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 KNOLL RIDGE MHP.

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 NC0145151 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

North Carolina Drinking Water Authority

North Carolina DEQ — Public Water Supply Section is the primacy agency that licenses and inspects KNOLL RIDGE MHP under EPA-delegated authority.

Open NC regulator portal

Source: North Carolina DEQ — Public Water Supply Section

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
2024 Consumer Confidence Rule Other 10 SDWIS / NC0145151 / 7000
2022 Lead and Copper Rule MR 8 SDWIS / NC0145151 / 5000
2020 Public Notice Other 5 SDWIS / NC0145151 / 7500
2016 Chlorine MR 5 SDWIS / NC0145151 / 0999
2016 Revised Total Coliform Rule RPT 4 SDWIS / NC0145151 / 8000
2007 Coliform (TCR) MCL 15 SDWIS / NC0145151 / 3100
2004 Nitrate MR 10 SDWIS / NC0145151 / 1040
2004 Coliform (TCR) MR 8 SDWIS / NC0145151 / 3100
2002 CYANIDE MR 4 SDWIS / NC0145151 / 1024
2001 Carbon tetrachloride MR 4 SDWIS / NC0145151 / 2982
2001 1,1,1-Trichloroethane MR 4 SDWIS / NC0145151 / 2981
2001 1,2-Dichloroethane MR 4 SDWIS / NC0145151 / 2980
2001 trans-1,2-Dichloroethylene MR 4 SDWIS / NC0145151 / 2979
2001 1,2,4-Trichlorobenzene MR 4 SDWIS / NC0145151 / 2378
2001 Ethylbenzene MR 4 SDWIS / NC0145151 / 2992

How KNOLL RIDGE MHP Compares

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

Metric KNOLL RIDGE MHP North Carolina avg Federal benchmark
Total violations 200 104.4 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 15 7.7 Indicates a contaminant exceeded a federal MCL
PFAS detection None 60.6% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 75 1,968 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 5,020 regulated public water systems in North Carolina.

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 KNOLL RIDGE MHP water safe to drink? ▼
KNOLL RIDGE MHP (PWS ID: NC0145151) has 200 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 75 people using Groundwater sources.
How many people does KNOLL RIDGE MHP serve? ▼
KNOLL RIDGE MHP serves 75 people in ETOWAH, North Carolina. It is a Private-owned system using Groundwater water sources with 30 service connections.
What type of violations does KNOLL RIDGE MHP have? ▼
KNOLL RIDGE MHP has 200 total violations: 15 health-based violations (MCL exceedances or treatment failures), 142 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in KNOLL RIDGE MHP water? ▼
No PFAS testing data is available for KNOLL RIDGE MHP under the EPA's UCMR5 monitoring program.
What water source does KNOLL RIDGE MHP use? ▼
KNOLL RIDGE MHP uses Groundwater as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
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

Water in North Carolina

All systems in state
All States

Water quality by state
Contaminants

PFAS & other pollutants
Guides

Understanding water quality

Related Data for North Carolina

Environmental Data → Natural Hazards → Air Quality → Healthcare Access → Climate Data →
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Read our methodology — how this data is sourced, computed, and verified.

Related

Browse all → | Rankings →
Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by PlainWater Editorial