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NORTHWOOD S/D

PWS ID: NC0368179 · CARY, North Carolina 27511

NORTHWOOD S/D serves 208 people in CARY, North Carolina using Groundwater water sources. It has 385 recorded EPA violations, including 4 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: NORTHWOOD S/D

NORTHWOOD S/D is a private-owned community water system that delivers drinking water to 208 residents in CARY, North Carolina (Orange County) through 82 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 385 total violations for this system , of which 4 (1%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 362 monitoring and reporting violations are on file. The most recent violation on record dates to 2004.

The most frequently cited contaminant at this system is Nitrite, recorded in 9 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. NORTHWOOD S/D's 385 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
208
Total Violations
385
Health-Based Violations
4
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
82
County
Orange
School/Daycare
No
MCL Violations
0
Monitoring Violations
362
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Nitrite MR 9 2003
Heptachlor epoxide MR 6 2001
Heptachlor MR 6 2001
LASSO MR 6 2001
Barium MR 6 1987
Styrene MR 6 2001
Tetrachloroethylene MR 6 2001
1,1,2-Trichloroethane MR 6 2001
Trichloroethylene MR 6 2001
1,2-Dichloropropane MR 6 2001
Carbon tetrachloride MR 6 2001
1,1,1-Trichloroethane MR 6 2001
trans-1,2-Dichloroethylene MR 6 2001
1,1-Dichloroethylene MR 6 2001
Vinyl chloride MR 6 2001
Fluoride MR 6 1987
p-Dichlorobenzene MR 6 2001
DICHLOROMETHANE MR 6 2001
Xylenes, Total MR 6 2001
Cadmium MR 6 1987
Chlordane MR 6 2001
1,2-DIBROMO-3-CHLOROPROPANE MR 6 2001
o-Dichlorobenzene MR 6 2001
Benzo(a)pyrene MR 6 2001
HEXACHLOROBENZENE MR 6 2001
2,4,5-TP MR 6 2001
2,4-D MR 6 2001
Chromium MR 6 1987
Nitrate MR 6 1987
Toxaphene MR 6 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 NORTHWOOD S/D.

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 NC0368179 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 NORTHWOOD S/D 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
2004 Public Notice Other 2 SDWIS / NC0368179 / 7500
2003 Nitrite MR 9 SDWIS / NC0368179 / 1041
2001 Heptachlor epoxide MR 6 SDWIS / NC0368179 / 2067
2001 Heptachlor MR 6 SDWIS / NC0368179 / 2065
2001 LASSO MR 6 SDWIS / NC0368179 / 2051
2001 Styrene MR 6 SDWIS / NC0368179 / 2996
2001 Tetrachloroethylene MR 6 SDWIS / NC0368179 / 2987
2001 1,1,2-Trichloroethane MR 6 SDWIS / NC0368179 / 2985
2001 Trichloroethylene MR 6 SDWIS / NC0368179 / 2984
2001 1,2-Dichloropropane MR 6 SDWIS / NC0368179 / 2983
2001 Carbon tetrachloride MR 6 SDWIS / NC0368179 / 2982
2001 1,1,1-Trichloroethane MR 6 SDWIS / NC0368179 / 2981
2001 trans-1,2-Dichloroethylene MR 6 SDWIS / NC0368179 / 2979
2001 1,1-Dichloroethylene MR 6 SDWIS / NC0368179 / 2977
2001 Vinyl chloride MR 6 SDWIS / NC0368179 / 2976

How NORTHWOOD S/D Compares

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

Metric NORTHWOOD S/D North Carolina avg Federal benchmark
Total violations 385 104.4 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 4 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 208 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 NORTHWOOD S/D water safe to drink? ▼
NORTHWOOD S/D (PWS ID: NC0368179) has 385 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 208 people using Groundwater sources.
How many people does NORTHWOOD S/D serve? ▼
NORTHWOOD S/D serves 208 people in CARY, North Carolina. It is a Private-owned system using Groundwater water sources with 82 service connections.
What type of violations does NORTHWOOD S/D have? ▼
NORTHWOOD S/D has 385 total violations: 4 health-based violations (MCL exceedances or treatment failures), 362 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in NORTHWOOD S/D water? ▼
No PFAS testing data is available for NORTHWOOD S/D under the EPA's UCMR5 monitoring program.
What water source does NORTHWOOD S/D use? ▼
NORTHWOOD S/D 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.

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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.

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Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by PlainWater Editorial