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Community Water System · PWS NC0465010

Cfpua-Wilmington

Wilmington, North Carolina 28403 - drinking water served from surface water sources to 198,740 people, tracked in EPA SDWIS and UCMR5.

198,740
People served
43
EPA violations
8
Health-based
1 PFAS
UCMR5 result

The verdict

EPA records 43 drinking-water violations at Cfpua-Wilmington, 19% of them health-based - below the North Carolina per-system average, and UCMR5 testing detected 1 PFAS compound.

43
Total EPA violations on record
19%
Health-based (MCL / treatment failure)
198,740
People served by this system
1
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Cfpua-Wilmington

Cfpua-Wilmington is a local-owned community water system that delivers drinking water to 198,740 residents in Wilmington, North Carolina (New Hanover County) through 78,175 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 43 total violations for this system , of which 8 (19%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 26 monitoring and reporting violations are on file. The most recent violation on record dates to 2020.

The most frequently cited contaminant at this system is Nitrate, recorded in 11 violations (MR). Under EPA's UCMR5 PFAS monitoring program, 1 PFAS compound was detected in samples collected from this system, with a maximum reported concentration of 4.4 ppt (parts per trillion). PFAS are persistent synthetic chemicals linked to health effects at very low exposure levels.

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%).

Cfpua-Wilmington's 43 violations sit below 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.

PFAS Detected

1 PFAS "forever chemicals" detected in testing under EPA's UCMR5 monitoring program.

Population Served
198,740
Total Violations
43
Health-Based Violations
8
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
78,175
County
New Hanover
School/Daycare
No
MCL Violations
4
Monitoring Violations
26
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Nitrate MR 11 1993
Dalapon MR 5 2013
Consumer Confidence Rule Other 5 2020
Interim Enhanced Surface Water Treatment Rule MR 5 2019
Revised Total Coliform Rule MON 5 2018
Coliform (TCR) MCL 4 1994
Surface Water Treatment Rule TT 4 1996

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 1 of 174 samples detected PFAS.

Contaminant Date Result MRL Status
PFTrDA 9/3/2024 <7.00 ppt 7.00 ppt Not Detected
NEtFOSAA 9/3/2024 <5.00 ppt 5.00 ppt Not Detected
PFTA 9/3/2024 <8.00 ppt 8.00 ppt Not Detected
8:2 FTS 9/3/2024 <5.00 ppt 5.00 ppt Not Detected
PFEESA 9/3/2024 <3.00 ppt 3.00 ppt Not Detected
4:2 FTS 9/3/2024 <3.00 ppt 3.00 ppt Not Detected
NMeFOSAA 9/3/2024 <6.00 ppt 6.00 ppt Not Detected
PFMPA 9/3/2024 <4.00 ppt 4.00 ppt Not Detected
PFHpS 9/3/2024 <3.00 ppt 3.00 ppt Not Detected
NFDHA 9/3/2024 <20.00 ppt 20.00 ppt Not Detected
PFMBA 9/3/2024 <3.00 ppt 3.00 ppt Not Detected
PFPeA 9/3/2024 <3.00 ppt 3.00 ppt Not Detected
6:2 FTS 9/3/2024 <5.00 ppt 5.00 ppt Not Detected
PFUnA 9/3/2024 <2.00 ppt 2.00 ppt Not Detected
PFPeS 9/3/2024 <4.00 ppt 4.00 ppt Not Detected
PFHxA 9/3/2024 <3.00 ppt 3.00 ppt Not Detected
PFBS 9/3/2024 <3.00 ppt 3.00 ppt Not Detected
PFHpA 9/3/2024 <3.00 ppt 3.00 ppt Not Detected
PFHxS 9/3/2024 <3.00 ppt 3.00 ppt Not Detected
PFNA 9/3/2024 <4.00 ppt 4.00 ppt Not Detected
PFOS 9/3/2024 <4.00 ppt 4.00 ppt Not Detected
PFOA 9/3/2024 <4.00 ppt 4.00 ppt Not Detected
9Cl-PF3ONS 9/3/2024 <2.00 ppt 2.00 ppt Not Detected
PFDoA 9/3/2024 <3.00 ppt 3.00 ppt Not Detected
PFBA 9/3/2024 <5.00 ppt 5.00 ppt Not Detected
11Cl-PF3OUdS 9/3/2024 <5.00 ppt 5.00 ppt Not Detected
ADONA 9/3/2024 <3.00 ppt 3.00 ppt Not Detected
HFPO-DA 9/3/2024 <5.00 ppt 5.00 ppt Not Detected
PFDA 9/3/2024 <3.00 ppt 3.00 ppt Not Detected
HFPO-DA 6/4/2024 <5.00 ppt 5.00 ppt Not Detected
ADONA 6/4/2024 <3.00 ppt 3.00 ppt Not Detected
9Cl-PF3ONS 6/4/2024 <2.00 ppt 2.00 ppt Not Detected
NFDHA 6/4/2024 <20.00 ppt 20.00 ppt Not Detected
PFPeS 6/4/2024 <4.00 ppt 4.00 ppt Not Detected
PFHpS 6/4/2024 <3.00 ppt 3.00 ppt Not Detected
PFUnA 6/4/2024 <2.00 ppt 2.00 ppt Not Detected
NMeFOSAA 6/4/2024 <6.00 ppt 6.00 ppt Not Detected
NEtFOSAA 6/4/2024 <5.00 ppt 5.00 ppt Not Detected
PFTrDA 6/4/2024 <7.00 ppt 7.00 ppt Not Detected
PFTA 6/4/2024 <8.00 ppt 8.00 ppt Not Detected
PFHxA 6/4/2024 <3.00 ppt 3.00 ppt Not Detected
6:2 FTS 6/4/2024 <5.00 ppt 5.00 ppt Not Detected
11Cl-PF3OUdS 6/4/2024 <5.00 ppt 5.00 ppt Not Detected
PFDoA 6/4/2024 <3.00 ppt 3.00 ppt Not Detected
PFBA 6/4/2024 <5.00 ppt 5.00 ppt Not Detected
4:2 FTS 6/4/2024 <3.00 ppt 3.00 ppt Not Detected
8:2 FTS 6/4/2024 <5.00 ppt 5.00 ppt Not Detected
PFMPA 6/4/2024 <4.00 ppt 4.00 ppt Not Detected
PFPeA 6/4/2024 <3.00 ppt 3.00 ppt Not Detected
PFMBA 6/4/2024 <3.00 ppt 3.00 ppt Not Detected

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 Cfpua-Wilmington.

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 NC0465010 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 Cfpua-Wilmington 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
2020 Consumer Confidence Rule Other 5 SDWIS / NC0465010 / 7000
2019 Interim Enhanced Surface Water Treatment Rule MR 5 SDWIS / NC0465010 / 0300
2018 Revised Total Coliform Rule MON 5 SDWIS / NC0465010 / 8000
2013 Dalapon MR 5 SDWIS / NC0465010 / 2031
1996 Surface Water Treatment Rule TT 4 SDWIS / NC0465010 / 0200
1994 Coliform (TCR) MCL 4 SDWIS / NC0465010 / 3100
1993 Nitrate MR 11 SDWIS / NC0465010 / 1040

How Cfpua-Wilmington Compares

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

Metric Cfpua-Wilmington North Carolina avg Federal benchmark
Total violations 43 104.4 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 8 7.7 Indicates a contaminant exceeded a federal MCL
PFAS detection 1 compound 60.6% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 198,740 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 Cfpua-Wilmington water safe to drink?
Cfpua-Wilmington (PWS ID: NC0465010) has 43 recorded violations in the EPA SDWIS database. PFAS contamination has been detected in UCMR5 testing, with 1 PFAS compound found. This system serves 198,740 people using Surface Water sources.
How many people does Cfpua-Wilmington serve?
Cfpua-Wilmington serves 198,740 people in Wilmington, North Carolina. It is a Local-owned system using Surface Water water sources with 78,175 service connections.
What type of violations does Cfpua-Wilmington have?
Cfpua-Wilmington has 43 total violations: 8 health-based violations (MCL exceedances or treatment failures), 26 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Cfpua-Wilmington water?
Yes. UCMR5 testing detected 1 PFAS compound in Cfpua-Wilmington's water supply: PFPeA. PFAS are persistent "forever chemicals" that do not break down in the environment.
What water source does Cfpua-Wilmington use?
Cfpua-Wilmington 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.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. PFAS data from EPA UCMR5 monitoring program (2023-2025). This data is provided for informational purposes only.
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.