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WHITTIER SANITARY DISTRICT

PWS ID: NC0187020 · WHITTIER, North Carolina 28789

WHITTIER SANITARY DISTRICT serves 252 people in WHITTIER, North Carolina using Groundwater water sources. It has 173 recorded EPA violations, including 2 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: WHITTIER SANITARY DISTRICT

WHITTIER SANITARY DISTRICT is a local-owned community water system that delivers drinking water to 252 residents in WHITTIER, North Carolina (Swain County) through 98 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 173 total violations for this system , of which 2 (1%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 142 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 Nitrate, recorded in 26 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. WHITTIER SANITARY DISTRICT's 173 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
252
Total Violations
173
Health-Based Violations
2
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
98
County
Swain
School/Daycare
No
MCL Violations
0
Monitoring Violations
142
Treatment Tech Violations
2

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Nitrate MR 26 1996
Total Haloacetic Acids (HAA5) MR 14 2007
TTHM MR 14 2007
Fluoride MR 10 1987
Barium MR 10 1987
Chromium MR 10 1987
Mercury MR 10 1987
Selenium MR 10 1987
Arsenic MR 10 1987
Cadmium MR 10 1987
Coliform (TCR) MR 9 2000
Consumer Confidence Rule Other 9 2018
Public Notice Other 8 2009
Lead and Copper Rule MR 6 2017
Chlorine MR 3 2007
LEAD AND COPPER RULE REVISIONS TT 2 2024
LEAD AND COPPER RULE REVISIONS RPT 2 2024

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 WHITTIER SANITARY DISTRICT.

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 NC0187020 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 WHITTIER SANITARY DISTRICT 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 TT 2 SDWIS / NC0187020 / 5200
2024 LEAD AND COPPER RULE REVISIONS RPT 2 SDWIS / NC0187020 / 5200
2018 Consumer Confidence Rule Other 9 SDWIS / NC0187020 / 7000
2017 Lead and Copper Rule MR 6 SDWIS / NC0187020 / 5000
2009 Public Notice Other 8 SDWIS / NC0187020 / 7500
2007 Total Haloacetic Acids (HAA5) MR 14 SDWIS / NC0187020 / 2456
2007 TTHM MR 14 SDWIS / NC0187020 / 2950
2007 Chlorine MR 3 SDWIS / NC0187020 / 0999
2000 Coliform (TCR) MR 9 SDWIS / NC0187020 / 3100
1996 Nitrate MR 26 SDWIS / NC0187020 / 1040
1987 Fluoride MR 10 SDWIS / NC0187020 / 1025
1987 Barium MR 10 SDWIS / NC0187020 / 1010
1987 Chromium MR 10 SDWIS / NC0187020 / 1020
1987 Mercury MR 10 SDWIS / NC0187020 / 1035
1987 Selenium MR 10 SDWIS / NC0187020 / 1045

How WHITTIER SANITARY DISTRICT Compares

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

Metric WHITTIER SANITARY DISTRICT North Carolina avg Federal benchmark
Total violations 173 104.4 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 2 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 252 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 WHITTIER SANITARY DISTRICT water safe to drink? ▼
WHITTIER SANITARY DISTRICT (PWS ID: NC0187020) has 173 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 252 people using Groundwater sources.
How many people does WHITTIER SANITARY DISTRICT serve? ▼
WHITTIER SANITARY DISTRICT serves 252 people in WHITTIER, North Carolina. It is a Local-owned system using Groundwater water sources with 98 service connections.
What type of violations does WHITTIER SANITARY DISTRICT have? ▼
WHITTIER SANITARY DISTRICT has 173 total violations: 2 health-based violations (MCL exceedances or treatment failures), 142 monitoring/reporting violations, and 2 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in WHITTIER SANITARY DISTRICT water? ▼
No PFAS testing data is available for WHITTIER SANITARY DISTRICT under the EPA's UCMR5 monitoring program.
What water source does WHITTIER SANITARY DISTRICT use? ▼
WHITTIER SANITARY DISTRICT 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