PlainWater
States → North Carolina

CRESTWOOD ESTATES

PWS ID: NC0276112 · CARY, North Carolina 27511

CRESTWOOD ESTATES serves 228 people in CARY, North Carolina using Surface Water water sources. It has 234 recorded EPA violations, including 9 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: CRESTWOOD ESTATES

CRESTWOOD ESTATES is a private-owned community water system that delivers drinking water to 228 residents in CARY, North Carolina (Randolph County) through 90 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 234 total violations for this system , of which 9 (4%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 188 monitoring and reporting violations are on file. The most recent violation on record dates to 2010.

The most frequently cited contaminant at this system is Arsenic, recorded in 18 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. CRESTWOOD ESTATES's 234 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
228
Total Violations
234
Health-Based Violations
9
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Private
Connections
90
County
Randolph
School/Daycare
No
MCL Violations
9
Monitoring Violations
188
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Arsenic MR 18 1993
Cadmium MR 18 1993
Selenium MR 18 1993
Fluoride MR 18 1993
Chromium MR 18 1993
Mercury MR 18 1993
Barium MR 18 1993
Nitrate MR 14 1993
TTHM MCL 9 2010
CYANIDE MR 8 1993
Beryllium, Total MR 8 1993
Thallium, Total MR 8 1993
Antimony, Total MR 8 1993
Nickel MR 8 1993
Coliform (TCR) MR 3 2002
Chlorine MR 3 2004
Gross Alpha, Excl. Radon and U MR 2 1986
Consumer Confidence Rule Other 1 1999

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 CRESTWOOD ESTATES.

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 NC0276112 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 CRESTWOOD ESTATES 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
2010 TTHM MCL 9 SDWIS / NC0276112 / 2950
2004 Chlorine MR 3 SDWIS / NC0276112 / 0999
2002 Coliform (TCR) MR 3 SDWIS / NC0276112 / 3100
1999 Consumer Confidence Rule Other 1 SDWIS / NC0276112 / 7000
1993 Arsenic MR 18 SDWIS / NC0276112 / 1005
1993 Cadmium MR 18 SDWIS / NC0276112 / 1015
1993 Selenium MR 18 SDWIS / NC0276112 / 1045
1993 Fluoride MR 18 SDWIS / NC0276112 / 1025
1993 Chromium MR 18 SDWIS / NC0276112 / 1020
1993 Mercury MR 18 SDWIS / NC0276112 / 1035
1993 Barium MR 18 SDWIS / NC0276112 / 1010
1993 Nitrate MR 14 SDWIS / NC0276112 / 1040
1993 CYANIDE MR 8 SDWIS / NC0276112 / 1024
1993 Beryllium, Total MR 8 SDWIS / NC0276112 / 1075
1993 Thallium, Total MR 8 SDWIS / NC0276112 / 1085

How CRESTWOOD ESTATES Compares

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

Metric CRESTWOOD ESTATES North Carolina avg Federal benchmark
Total violations 234 104.4 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 9 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 228 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 CRESTWOOD ESTATES water safe to drink? ▼
CRESTWOOD ESTATES (PWS ID: NC0276112) has 234 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 228 people using Surface Water sources.
How many people does CRESTWOOD ESTATES serve? ▼
CRESTWOOD ESTATES serves 228 people in CARY, North Carolina. It is a Private-owned system using Surface Water water sources with 90 service connections.
What type of violations does CRESTWOOD ESTATES have? ▼
CRESTWOOD ESTATES has 234 total violations: 9 health-based violations (MCL exceedances or treatment failures), 188 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in CRESTWOOD ESTATES water? ▼
No PFAS testing data is available for CRESTWOOD ESTATES under the EPA's UCMR5 monitoring program.
What water source does CRESTWOOD ESTATES use? ▼
CRESTWOOD ESTATES uses Surface Water 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