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Community Water System · PWS NC0392102

All Star MHP

Cary, North Carolina 27518 - drinking water served from groundwater sources to 530 people, tracked in EPA SDWIS and UCMR5.

530
People served
343
EPA violations
40
Health-based
Untested
UCMR5 result

The verdict

EPA records 343 drinking-water violations at All Star MHP, 12% of them health-based - above the North Carolina per-system average.

343
Total EPA violations on record
12%
Health-based (MCL / treatment failure)
530
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: All Star MHP

All Star MHP is a private-owned community water system that delivers drinking water to 530 residents in Cary, North Carolina (Wake County) through 212 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 343 total violations for this system , of which 40 (12%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 269 monitoring and reporting violations are on file. The most recent violation on record dates to 2022.

The most frequently cited contaminant at this system is Combined Radium (-226 and -228), recorded in 78 violations (MR). 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. Statewide, 174 of 287 UCMR5-tested systems have reported PFAS detections (60.6%).

All Star MHP's 343 violations sit above the North Carolina average.

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
530
Total Violations
343
Health-Based Violations
40
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
212
County
Wake
School/Daycare
No
MCL Violations
40
Monitoring Violations
269
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Combined Radium (-226 and -228) MR 78 2004
Combined Radium (-226 and -228) MCL 40 2003
Public Notice Other 24 2008
Chlorine MR 18 2007
Nitrite MR 16 2003
Arsenic MR 15 1989
Nitrate MR 12 1993
Coliform (TCR) MR 11 2007
Lead and Copper Rule MR 10 2022
Mercury MR 7 1989
Fluoride MR 7 1989
Chromium MR 7 1989
Cadmium MR 7 1989
Selenium MR 7 1989
Barium MR 7 1989
Gross Beta Particle Activity MR 3 1980
Consumer Confidence Rule Other 3 2001
Carbon tetrachloride MR 3 2002
Trichloroethylene MR 3 2002
Tetrachloroethylene MR 3 2002
1,1,2-Trichloroethane MR 3 2002
cis-1,2-Dichloroethylene MR 3 2002
1,2-Dichloroethane MR 3 2002
trans-1,2-Dichloroethylene MR 3 2002
1,1-Dichloroethylene MR 3 2002
Vinyl chloride MR 3 2002
p-Dichlorobenzene MR 3 2002
o-Dichlorobenzene MR 3 2002
DICHLOROMETHANE MR 3 2002
Xylenes, Total MR 3 2002

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 All Star 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 NC0392102 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 All Star 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
2022 Lead and Copper Rule MR 10 SDWIS / NC0392102 / 5000
2008 Public Notice Other 24 SDWIS / NC0392102 / 7500
2007 Chlorine MR 18 SDWIS / NC0392102 / 0999
2007 Coliform (TCR) MR 11 SDWIS / NC0392102 / 3100
2004 Combined Radium (-226 and -228) MR 78 SDWIS / NC0392102 / 4010
2003 Combined Radium (-226 and -228) MCL 40 SDWIS / NC0392102 / 4010
2003 Nitrite MR 16 SDWIS / NC0392102 / 1041
2002 Carbon tetrachloride MR 3 SDWIS / NC0392102 / 2982
2002 Trichloroethylene MR 3 SDWIS / NC0392102 / 2984
2002 Tetrachloroethylene MR 3 SDWIS / NC0392102 / 2987
2002 1,1,2-Trichloroethane MR 3 SDWIS / NC0392102 / 2985
2002 cis-1,2-Dichloroethylene MR 3 SDWIS / NC0392102 / 2380
2002 1,2-Dichloroethane MR 3 SDWIS / NC0392102 / 2980
2002 trans-1,2-Dichloroethylene MR 3 SDWIS / NC0392102 / 2979
2002 1,1-Dichloroethylene MR 3 SDWIS / NC0392102 / 2977

How All Star MHP Compares

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

Metric All Star MHP North Carolina avg Federal benchmark
Total violations 343 104.4 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 40 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 530 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 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is All Star MHP water safe to drink? ▼
All Star MHP (PWS ID: NC0392102) has 343 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 530 people using Groundwater sources.
How many people does All Star MHP serve? ▼
All Star MHP serves 530 people in Cary, North Carolina. It is a Private-owned system using Groundwater water sources with 212 service connections.
What type of violations does All Star MHP have? ▼
All Star MHP has 343 total violations: 40 health-based violations (MCL exceedances or treatment failures), 269 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in All Star MHP water? ▼
No PFAS testing data is available for All Star MHP under the EPA's UCMR5 monitoring program.
What water source does All Star MHP use? ▼
All Star 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.
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.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.