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Community Water System · PWS NC0392050

Holly Springs, Town Of

Holly Springs, North Carolina 27540 - drinking water served from surface water sources to 51,947 people, tracked in EPA SDWIS and UCMR5.

51,947
People served
93
EPA violations
12
Health-based
8 PFAS
UCMR5 result

The verdict

EPA records 93 drinking-water violations at Holly Springs, Town Of, 13% of them health-based - below the North Carolina per-system average, and UCMR5 testing detected 8 PFAS compounds.

93
Total EPA violations on record
13%
Health-based (MCL / treatment failure)
51,947
People served by this system
8
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Holly Springs, Town Of

Holly Springs, Town Of is a local-owned community water system that delivers drinking water to 51,947 residents in Holly Springs, North Carolina (Wake County) through 18,055 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 93 total violations for this system , of which 12 (13%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 52 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 Coliform (TCR), recorded in 12 violations (MCL, health-based). Under EPA's UCMR5 PFAS monitoring program, 8 PFAS compounds were detected in samples collected from this system, with a maximum reported concentration of 12 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%).

Holly Springs, Town Of's 93 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

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

Population Served
51,947
Total Violations
93
Health-Based Violations
12
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
18,055
County
Wake
School/Daycare
No
MCL Violations
12
Monitoring Violations
52
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 12 1998
Consumer Confidence Rule Other 10 2018
Revised Total Coliform Rule RPT 10 2024
Lead and Copper Rule MR 8 2024
Arsenic MR 7 1988
Coliform (TCR) MR 6 2001
Total Haloacetic Acids (HAA5) MR 6 2019
TTHM MR 6 2019
Nitrate MR 6 1994
Public Notice Other 4 2002
Mercury MR 2 1988
Chromium MR 2 1988
Fluoride MR 2 1988
Selenium MR 2 1988
Cadmium MR 2 1988
Barium MR 2 1988
Stage 2 Disinfectants and Disinfection Byproducts Rule MR 1 2009

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 25 of 116 samples detected PFAS.

Contaminant Date Result MRL Status
HFPO-DA 8/6/2024 <5.00 ppt 5.00 ppt Not Detected
NMeFOSAA 8/6/2024 <6.00 ppt 6.00 ppt Not Detected
NEtFOSAA 8/6/2024 <5.00 ppt 5.00 ppt Not Detected
PFTrDA 8/6/2024 <7.00 ppt 7.00 ppt Not Detected
PFTA 8/6/2024 <8.00 ppt 8.00 ppt Not Detected
PFHpS 8/6/2024 <3.00 ppt 3.00 ppt Not Detected
NFDHA 8/6/2024 <20.00 ppt 20.00 ppt Not Detected
PFMBA 8/6/2024 <3.00 ppt 3.00 ppt Not Detected
PFPeA 8/6/2024 7.70 ppt 3.00 ppt Detected
PFMPA 8/6/2024 <4.00 ppt 4.00 ppt Not Detected
8:2 FTS 8/6/2024 <5.00 ppt 5.00 ppt Not Detected
4:2 FTS 8/6/2024 <3.00 ppt 3.00 ppt Not Detected
PFOA 8/6/2024 5.30 ppt 4.00 ppt Detected
PFBA 8/6/2024 <5.00 ppt 5.00 ppt Not Detected
PFBS 8/6/2024 4.50 ppt 3.00 ppt Detected
ADONA 8/6/2024 <3.00 ppt 3.00 ppt Not Detected
9Cl-PF3ONS 8/6/2024 <2.00 ppt 2.00 ppt Not Detected
11Cl-PF3OUdS 8/6/2024 <5.00 ppt 5.00 ppt Not Detected
PFUnA 8/6/2024 <2.00 ppt 2.00 ppt Not Detected
PFHxA 8/6/2024 7.10 ppt 3.00 ppt Detected
PFDoA 8/6/2024 <3.00 ppt 3.00 ppt Not Detected
PFEESA 8/6/2024 <3.00 ppt 3.00 ppt Not Detected
PFDA 8/6/2024 <3.00 ppt 3.00 ppt Not Detected
PFOS 8/6/2024 12.00 ppt 4.00 ppt Detected
PFNA 8/6/2024 <4.00 ppt 4.00 ppt Not Detected
PFHxS 8/6/2024 3.10 ppt 3.00 ppt Detected
PFHpA 8/6/2024 3.30 ppt 3.00 ppt Detected
6:2 FTS 8/6/2024 <5.00 ppt 5.00 ppt Not Detected
PFPeS 8/6/2024 <4.00 ppt 4.00 ppt Not Detected
HFPO-DA 5/7/2024 <5.00 ppt 5.00 ppt Not Detected
PFHpS 5/7/2024 <3.00 ppt 3.00 ppt Not Detected
PFMPA 5/7/2024 <4.00 ppt 4.00 ppt Not Detected
6:2 FTS 5/7/2024 <5.00 ppt 5.00 ppt Not Detected
4:2 FTS 5/7/2024 <3.00 ppt 3.00 ppt Not Detected
8:2 FTS 5/7/2024 <5.00 ppt 5.00 ppt Not Detected
PFBA 5/7/2024 7.00 ppt 5.00 ppt Detected
PFPeA 5/7/2024 5.90 ppt 3.00 ppt Detected
PFMBA 5/7/2024 <3.00 ppt 3.00 ppt Not Detected
PFEESA 5/7/2024 <3.00 ppt 3.00 ppt Not Detected
PFPeS 5/7/2024 <4.00 ppt 4.00 ppt Not Detected
ADONA 5/7/2024 <3.00 ppt 3.00 ppt Not Detected
NEtFOSAA 5/7/2024 <5.00 ppt 5.00 ppt Not Detected
NFDHA 5/7/2024 <20.00 ppt 20.00 ppt Not Detected
PFOS 5/7/2024 9.20 ppt 4.00 ppt Detected
PFTA 5/7/2024 <8.00 ppt 8.00 ppt Not Detected
PFTrDA 5/7/2024 <7.00 ppt 7.00 ppt Not Detected
NMeFOSAA 5/7/2024 <6.00 ppt 6.00 ppt Not Detected
PFBS 5/7/2024 4.50 ppt 3.00 ppt Detected
PFHpA 5/7/2024 <3.00 ppt 3.00 ppt Not Detected
PFNA 5/7/2024 <4.00 ppt 4.00 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 Holly Springs, 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 NC0392050 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 Holly Springs, 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 Revised Total Coliform Rule RPT 10 SDWIS / NC0392050 / 8000
2024 Lead and Copper Rule MR 8 SDWIS / NC0392050 / 5000
2019 Total Haloacetic Acids (HAA5) MR 6 SDWIS / NC0392050 / 2456
2019 TTHM MR 6 SDWIS / NC0392050 / 2950
2018 Consumer Confidence Rule Other 10 SDWIS / NC0392050 / 7000
2009 Stage 2 Disinfectants and Disinfection Byproducts Rule MR 1 SDWIS / NC0392050 / 0600
2002 Public Notice Other 4 SDWIS / NC0392050 / 7500
2001 Coliform (TCR) MR 6 SDWIS / NC0392050 / 3100
1998 Coliform (TCR) MCL 12 SDWIS / NC0392050 / 3100
1994 Nitrate MR 6 SDWIS / NC0392050 / 1040
1988 Arsenic MR 7 SDWIS / NC0392050 / 1005
1988 Mercury MR 2 SDWIS / NC0392050 / 1035
1988 Chromium MR 2 SDWIS / NC0392050 / 1020
1988 Fluoride MR 2 SDWIS / NC0392050 / 1025
1988 Selenium MR 2 SDWIS / NC0392050 / 1045

How Holly Springs, Town Of Compares

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

Metric Holly Springs, Town Of North Carolina avg Federal benchmark
Total violations 93 104.4 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 12 7.7 Indicates a contaminant exceeded a federal MCL
PFAS detection 8 compounds 60.6% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 51,947 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 Holly Springs, Town Of water safe to drink?
Holly Springs, Town Of (PWS ID: NC0392050) has 93 recorded violations in the EPA SDWIS database. PFAS contamination has been detected in UCMR5 testing, with 8 PFAS compounds found. This system serves 51,947 people using Surface Water sources.
How many people does Holly Springs, Town Of serve?
Holly Springs, Town Of serves 51,947 people in Holly Springs, North Carolina. It is a Local-owned system using Surface Water water sources with 18,055 service connections.
What type of violations does Holly Springs, Town Of have?
Holly Springs, Town Of has 93 total violations: 12 health-based violations (MCL exceedances or treatment failures), 52 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Holly Springs, Town Of water?
Yes. UCMR5 testing detected 8 PFAS compounds in Holly Springs, Town Of's water supply: PFPeA, PFOA, PFBS, PFHxA, PFOS, and others. PFAS are persistent "forever chemicals" that do not break down in the environment.
What water source does Holly Springs, Town Of use?
Holly Springs, 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.
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.