PlainWater

JEFFERSON, TOWN OF

PWS ID: NC0105015 · JEFFERSON, North Carolina 28640

JEFFERSON, TOWN OF serves 1,470 people in JEFFERSON, North Carolina using Surface Water water sources. It has 88 recorded EPA violations, including 21 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: JEFFERSON, TOWN OF

JEFFERSON, TOWN OF is a local-owned community water system that delivers drinking water to 1,470 residents in JEFFERSON, North Carolina (Ashe County) through 850 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 88 total violations for this system , of which 21 (24%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 45 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is Carbon tetrachloride, recorded in 14 violations (MCL, health-based). 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. JEFFERSON, TOWN OF's 88 violations sit below 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
1,470
Total Violations
88
Health-Based Violations
21
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
850
County
Ashe
School/Daycare
No
MCL Violations
19
Monitoring Violations
45
Treatment Tech Violations
2

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Carbon tetrachloride MCL 14 2016
Nitrite MR 12 2003
Lead and Copper Rule MR 9 2005
Consumer Confidence Rule Other 6 2003
TTHM MR 5 2014
Public Notice Other 5 2015
Interim Enhanced Surface Water Treatment Rule MR 5 2023
Coliform (TCR) MCL 5 1991
Di(2-ethylhexyl) phthalate MR 4 2006
Di(2-ethylhexyl) adipate MR 4 2006
Mercury MR 2 2005
Gross Alpha, Excl. Radon and U MR 2 1980
LEAD AND COPPER RULE REVISIONS RPT 2 2024
LEAD AND COPPER RULE REVISIONS TT 2 2024
Gross Beta Particle Activity MR 1 1980
Combined Radium (-226 and -228) MR 1 1980

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 JEFFERSON, 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 NC0105015 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 JEFFERSON, 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
2024 LEAD AND COPPER RULE REVISIONS RPT 2 SDWIS / NC0105015 / 5200
2024 LEAD AND COPPER RULE REVISIONS TT 2 SDWIS / NC0105015 / 5200
2023 Interim Enhanced Surface Water Treatment Rule MR 5 SDWIS / NC0105015 / 0300
2016 Carbon tetrachloride MCL 14 SDWIS / NC0105015 / 2982
2015 Public Notice Other 5 SDWIS / NC0105015 / 7500
2014 TTHM MR 5 SDWIS / NC0105015 / 2950
2006 Di(2-ethylhexyl) phthalate MR 4 SDWIS / NC0105015 / 2039
2006 Di(2-ethylhexyl) adipate MR 4 SDWIS / NC0105015 / 2035
2005 Lead and Copper Rule MR 9 SDWIS / NC0105015 / 5000
2005 Mercury MR 2 SDWIS / NC0105015 / 1035
2003 Nitrite MR 12 SDWIS / NC0105015 / 1041
2003 Consumer Confidence Rule Other 6 SDWIS / NC0105015 / 7000
1991 Coliform (TCR) MCL 5 SDWIS / NC0105015 / 3100
1980 Gross Alpha, Excl. Radon and U MR 2 SDWIS / NC0105015 / 4000
1980 Gross Beta Particle Activity MR 1 SDWIS / NC0105015 / 4100

How JEFFERSON, TOWN OF Compares

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

Metric JEFFERSON, TOWN OF North Carolina avg Federal benchmark
Total violations 88 104.4 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 21 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 1,470 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 JEFFERSON, TOWN OF water safe to drink?
JEFFERSON, TOWN OF (PWS ID: NC0105015) has 88 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 1,470 people using Surface Water sources.
How many people does JEFFERSON, TOWN OF serve?
JEFFERSON, TOWN OF serves 1,470 people in JEFFERSON, North Carolina. It is a Local-owned system using Surface Water water sources with 850 service connections.
What type of violations does JEFFERSON, TOWN OF have?
JEFFERSON, TOWN OF has 88 total violations: 21 health-based violations (MCL exceedances or treatment failures), 45 monitoring/reporting violations, and 2 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in JEFFERSON, TOWN OF water?
No PFAS testing data is available for JEFFERSON, TOWN OF under the EPA's UCMR5 monitoring program.
What water source does JEFFERSON, TOWN OF use?
JEFFERSON, 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.

Explore PlainWater

Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Related

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