NORTH WILKESBORO, TOWN OF

Q: Is NORTH WILKESBORO, TOWN OF water safe to drink?

NORTH WILKESBORO, TOWN OF (PWS ID: NC0197010) has 147 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 4,265 people using Surface Water sources.

Q: What type of violations does NORTH WILKESBORO, TOWN OF have?

NORTH WILKESBORO, TOWN OF has 147 total violations: 4 health-based violations (MCL exceedances or treatment failures), 124 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.

Q: Has PFAS been detected in NORTH WILKESBORO, TOWN OF water?

No. NORTH WILKESBORO, TOWN OF was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.

Q: What water source does NORTH WILKESBORO, TOWN OF use?

NORTH WILKESBORO, TOWN OF uses Surface Water as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.

Q: 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.

Reviewed byPlainWater Editorial, Drinking Water Quality Editorial Team · June 4, 2026

PWS ID: NC0197010 · N. WILKESBORO, North Carolina 28659

NORTH WILKESBORO, TOWN OF serves 4,265 people in N. WILKESBORO, North Carolina using Surface Water water sources. It has 147 recorded EPA violations, including 4 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: NORTH WILKESBORO, TOWN OF

NORTH WILKESBORO, TOWN OF is a local-owned community water system that delivers drinking water to 4,265 residents in N. WILKESBORO, North Carolina (Wilkes County) through 1,829 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 147 total violations for this system , of which 4 (3%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 124 monitoring and reporting violations are on file. The most recent violation on record dates to 2015.

The most frequently cited contaminant at this system is Consumer Confidence Rule, recorded in 14 violations (Other). This system was sampled under EPA's UCMR5 PFAS monitoring program and no PFAS compounds were detected above the minimum reporting level.

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. NORTH WILKESBORO, TOWN OF's 147 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

4,265

Total Violations

147

Health-Based Violations

Water Source

Surface Water

System Details

System Type: Community
Owner Type: Local
Connections: 1,829
County: Wilkes
School/Daycare: No
MCL Violations: 0
Monitoring Violations: 124
Treatment Tech Violations: 4

Violation History

Contaminant violations recorded by EPA.

Contaminant	Category	Count	Latest
Consumer Confidence Rule	Other	14	2007
TTHM	MR	12	2015
Total Haloacetic Acids (HAA5)	MR	5	2015
Endrin	MR	4	2005
BHC-GAMMA	MR	4	2005
Methoxychlor	MR	4	2005
Di(2-ethylhexyl) adipate	MR	4	2005
Simazine	MR	4	2005
Di(2-ethylhexyl) phthalate	MR	4	2005
Dinoseb	MR	4	2005
Hexachlorocyclopentadiene	MR	4	2005
Heptachlor	MR	4	2005
2,4-D	MR	4	2005
2,4,5-TP	MR	4	2005
1,2-DIBROMO-3-CHLOROPROPANE	MR	4	2005
ETHYLENE DIBROMIDE	MR	4	2005
Chlordane	MR	4	2005
Public Notice	Other	4	2009
Carbofuran	MR	4	2005
Toxaphene	MR	4	2005
LASSO	MR	4	2005
Pentachlorophenol	MR	4	2005
HEXACHLOROBENZENE	MR	4	2005
Total Polychlorinated Biphenyls (PCB)	MR	4	2005
Picloram	MR	4	2005
Dalapon	MR	4	2005
Heptachlor epoxide	MR	4	2005
Interim Enhanced Surface Water Treatment Rule	TT	4	2008
OXAMYL	MR	4	2005
Atrazine	MR	4	2005

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 90 samples detected PFAS.

Contaminant	Date	Result	MRL	Status
PFPeS	9/17/2025	<0.004 µg/L	0.004 µg/L	Not Detected
PFTA	9/17/2025	<0.008 µg/L	0.008 µg/L	Not Detected
PFHpS	9/17/2025	<0.003 µg/L	0.003 µg/L	Not Detected
NFDHA	9/17/2025	<0.02 µg/L	0.02 µg/L	Not Detected
lithium	9/17/2025	<9 µg/L	9 µg/L	Not Detected
PFTrDA	9/17/2025	<0.007 µg/L	0.007 µg/L	Not Detected
NEtFOSAA	9/17/2025	<0.005 µg/L	0.005 µg/L	Not Detected
NMeFOSAA	9/17/2025	<0.006 µg/L	0.006 µg/L	Not Detected
PFBS	9/17/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFHpA	9/17/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFHxS	9/17/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFNA	9/17/2025	<0.004 µg/L	0.004 µg/L	Not Detected
PFOS	9/17/2025	<0.004 µg/L	0.004 µg/L	Not Detected
PFOA	9/17/2025	<0.004 µg/L	0.004 µg/L	Not Detected
PFDA	9/17/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFMBA	9/17/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFDoA	9/17/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFEESA	9/17/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFPeA	9/17/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFMPA	9/17/2025	<0.004 µg/L	0.004 µg/L	Not Detected
8:2 FTS	9/17/2025	<0.005 µg/L	0.005 µg/L	Not Detected
4:2 FTS	9/17/2025	<0.003 µg/L	0.003 µg/L	Not Detected
6:2 FTS	9/17/2025	<0.005 µg/L	0.005 µg/L	Not Detected
HFPO-DA	9/17/2025	<0.005 µg/L	0.005 µg/L	Not Detected
ADONA	9/17/2025	<0.003 µg/L	0.003 µg/L	Not Detected
9Cl-PF3ONS	9/17/2025	<0.002 µg/L	0.002 µg/L	Not Detected
11Cl-PF3OUdS	9/17/2025	<0.005 µg/L	0.005 µg/L	Not Detected
PFUnA	9/17/2025	<0.002 µg/L	0.002 µg/L	Not Detected
PFBA	9/17/2025	<0.005 µg/L	0.005 µg/L	Not Detected
PFHxA	9/17/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFMBA	6/11/2025	<0.003 µg/L	0.003 µg/L	Not Detected
ADONA	6/11/2025	<0.003 µg/L	0.003 µg/L	Not Detected
HFPO-DA	6/11/2025	<0.005 µg/L	0.005 µg/L	Not Detected
PFBA	6/11/2025	<0.005 µg/L	0.005 µg/L	Not Detected
6:2 FTS	6/11/2025	<0.005 µg/L	0.005 µg/L	Not Detected
4:2 FTS	6/11/2025	<0.003 µg/L	0.003 µg/L	Not Detected
8:2 FTS	6/11/2025	<0.005 µg/L	0.005 µg/L	Not Detected
9Cl-PF3ONS	6/11/2025	<0.002 µg/L	0.002 µg/L	Not Detected
PFPeA	6/11/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFEESA	6/11/2025	<0.003 µg/L	0.003 µg/L	Not Detected
NFDHA	6/11/2025	<0.02 µg/L	0.02 µg/L	Not Detected
PFMPA	6/11/2025	<0.004 µg/L	0.004 µg/L	Not Detected
PFBS	6/11/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFUnA	6/11/2025	<0.002 µg/L	0.002 µg/L	Not Detected
11Cl-PF3OUdS	6/11/2025	<0.005 µg/L	0.005 µg/L	Not Detected
PFDoA	6/11/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFDA	6/11/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFOA	6/11/2025	<0.004 µg/L	0.004 µg/L	Not Detected
PFOS	6/11/2025	<0.004 µg/L	0.004 µg/L	Not Detected
PFTA	6/11/2025	<0.008 µg/L	0.008 µg/L	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 NORTH WILKESBORO, TOWN OF.

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 NC0197010 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 NORTH WILKESBORO, TOWN OF 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
2015	TTHM	MR	12	SDWIS / NC0197010 / 2950
2015	Total Haloacetic Acids (HAA5)	MR	5	SDWIS / NC0197010 / 2456
2009	Public Notice	Other	4	SDWIS / NC0197010 / 7500
2008	Interim Enhanced Surface Water Treatment Rule	TT	4	SDWIS / NC0197010 / 0300
2008	CARBON, TOTAL	MR	3	SDWIS / NC0197010 / 2920
2007	Consumer Confidence Rule	Other	14	SDWIS / NC0197010 / 7000
2005	Endrin	MR	4	SDWIS / NC0197010 / 2005
2005	BHC-GAMMA	MR	4	SDWIS / NC0197010 / 2010
2005	Methoxychlor	MR	4	SDWIS / NC0197010 / 2015
2005	Di(2-ethylhexyl) adipate	MR	4	SDWIS / NC0197010 / 2035
2005	Simazine	MR	4	SDWIS / NC0197010 / 2037
2005	Di(2-ethylhexyl) phthalate	MR	4	SDWIS / NC0197010 / 2039
2005	Dinoseb	MR	4	SDWIS / NC0197010 / 2041
2005	Hexachlorocyclopentadiene	MR	4	SDWIS / NC0197010 / 2042
2005	Heptachlor	MR	4	SDWIS / NC0197010 / 2065

How NORTH WILKESBORO, TOWN OF Compares

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

Metric	NORTH WILKESBORO, TOWN OF	North Carolina avg	Federal benchmark
Total violations	147	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	4,265	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 NORTH WILKESBORO, TOWN OF water safe to drink? ▼

NORTH WILKESBORO, TOWN OF (PWS ID: NC0197010) has 147 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 4,265 people using Surface Water sources.

How many people does NORTH WILKESBORO, TOWN OF serve? ▼

NORTH WILKESBORO, TOWN OF serves 4,265 people in N. WILKESBORO, North Carolina. It is a Local-owned system using Surface Water water sources with 1,829 service connections.

What type of violations does NORTH WILKESBORO, TOWN OF have? ▼

NORTH WILKESBORO, TOWN OF has 147 total violations: 4 health-based violations (MCL exceedances or treatment failures), 124 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.

Has PFAS been detected in NORTH WILKESBORO, TOWN OF water? ▼

No. NORTH WILKESBORO, TOWN OF was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.

What water source does NORTH WILKESBORO, TOWN OF use? ▼

NORTH WILKESBORO, TOWN OF 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.

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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.

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