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Community Water System · PWS TN0000108

Chuckey Utility District

Greeneville, Tennessee 37745 - drinking water served from surface water sources to 14,369 people, tracked in EPA SDWIS and UCMR5.

14,369
People served
54
EPA violations
26
Health-based
1 PFAS
UCMR5 result

The verdict

EPA records 54 drinking-water violations at Chuckey Utility District, 48% of them health-based - below the Tennessee per-system average, and UCMR5 testing detected 1 PFAS compound.

54
Total EPA violations on record
48%
Health-based (MCL / treatment failure)
14,369
People served by this system
1
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Chuckey Utility District

Chuckey Utility District is a local-owned community water system that delivers drinking water to 14,369 residents in Greeneville, Tennessee (Greene County) through 5,913 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 54 total violations for this system , of which 26 (48%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 17 monitoring and reporting violations are on file. The most recent violation on record dates to 2022.

The most frequently cited contaminant at this system is Total Haloacetic Acids (HAA5), recorded in 13 violations (MCL, health-based). Under EPA's UCMR5 PFAS monitoring program, 1 PFAS compound was detected in samples collected from this system, with a maximum reported concentration of 10 ppt (parts per trillion). PFAS are persistent synthetic chemicals linked to health effects at very low exposure levels.

Across Tennessee, EPA tracks 762 public water systems serving 7,934,203 people, with 43,318 cumulative violations and 9,414 health-based violations on record. About 94% of systems in the state carry at least one violation, and state-wide the average per system is 56.8 violations. Statewide, 93 of 277 UCMR5-tested systems have reported PFAS detections (33.6%).

Chuckey Utility District's 54 violations sit below the Tennessee 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
14,369
Total Violations
54
Health-Based Violations
26
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
5,913
County
Greene
School/Daycare
No
MCL Violations
26
Monitoring Violations
17
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Total Haloacetic Acids (HAA5) MCL 13 2012
Coliform (TCR) MCL 13 2011
Consumer Confidence Rule Other 4 2022
TTHM MR 4 2004
Total Haloacetic Acids (HAA5) MR 4 2004
Cadmium MR 1 1980
Selenium MR 1 1980
Chromium MR 1 1980
Mercury MR 1 1980
Arsenic MR 1 1980
Gross Alpha, Excl. Radon and U MR 1 1980
Barium MR 1 1980
Fluoride MR 1 1980
Nitrate MR 1 1980

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 1 of 290 samples detected PFAS.

Contaminant Date Result MRL Status
9Cl-PF3ONS 7/19/2023 <2.00 ppt 2.00 ppt Not Detected
11Cl-PF3OUdS 7/19/2023 <5.00 ppt 5.00 ppt Not Detected
PFUnA 7/19/2023 <2.00 ppt 2.00 ppt Not Detected
PFHxA 7/19/2023 <3.00 ppt 3.00 ppt Not Detected
PFDoA 7/19/2023 <3.00 ppt 3.00 ppt Not Detected
PFTA 7/19/2023 <8.00 ppt 8.00 ppt Not Detected
PFBA 7/19/2023 <5.00 ppt 5.00 ppt Not Detected
PFTrDA 7/19/2023 <7.00 ppt 7.00 ppt Not Detected
NEtFOSAA 7/19/2023 <5.00 ppt 5.00 ppt Not Detected
NMeFOSAA 7/19/2023 <6.00 ppt 6.00 ppt Not Detected
PFHpS 7/19/2023 <3.00 ppt 3.00 ppt Not Detected
PFOA 7/19/2023 <4.00 ppt 4.00 ppt Not Detected
NFDHA 7/19/2023 <20.00 ppt 20.00 ppt Not Detected
PFPeS 7/19/2023 <4.00 ppt 4.00 ppt Not Detected
PFPeA 7/19/2023 <3.00 ppt 3.00 ppt Not Detected
PFMPA 7/19/2023 <4.00 ppt 4.00 ppt Not Detected
8:2 FTS 7/19/2023 <5.00 ppt 5.00 ppt Not Detected
4:2 FTS 7/19/2023 <3.00 ppt 3.00 ppt Not Detected
ADONA 7/19/2023 <3.00 ppt 3.00 ppt Not Detected
PFDA 7/19/2023 <3.00 ppt 3.00 ppt Not Detected
HFPO-DA 7/19/2023 <5.00 ppt 5.00 ppt Not Detected
PFOS 7/19/2023 <4.00 ppt 4.00 ppt Not Detected
PFNA 7/19/2023 <4.00 ppt 4.00 ppt Not Detected
PFHxS 7/19/2023 <3.00 ppt 3.00 ppt Not Detected
PFHpA 7/19/2023 <3.00 ppt 3.00 ppt Not Detected
PFBS 7/19/2023 <3.00 ppt 3.00 ppt Not Detected
PFMBA 7/19/2023 <3.00 ppt 3.00 ppt Not Detected
6:2 FTS 7/19/2023 <5.00 ppt 5.00 ppt Not Detected
PFEESA 7/19/2023 <3.00 ppt 3.00 ppt Not Detected
PFPeA 7/19/2023 <3.00 ppt 3.00 ppt Not Detected
PFMBA 7/19/2023 <3.00 ppt 3.00 ppt Not Detected
PFEESA 7/19/2023 <3.00 ppt 3.00 ppt Not Detected
NFDHA 7/19/2023 <20.00 ppt 20.00 ppt Not Detected
PFPeS 7/19/2023 <4.00 ppt 4.00 ppt Not Detected
PFHpS 7/19/2023 <3.00 ppt 3.00 ppt Not Detected
PFTA 7/19/2023 <8.00 ppt 8.00 ppt Not Detected
NEtFOSAA 7/19/2023 <5.00 ppt 5.00 ppt Not Detected
PFTrDA 7/19/2023 <7.00 ppt 7.00 ppt Not Detected
PFMPA 7/19/2023 <4.00 ppt 4.00 ppt Not Detected
6:2 FTS 7/19/2023 <5.00 ppt 5.00 ppt Not Detected
NMeFOSAA 7/19/2023 <6.00 ppt 6.00 ppt Not Detected
PFUnA 7/19/2023 <2.00 ppt 2.00 ppt Not Detected
PFOA 7/19/2023 <4.00 ppt 4.00 ppt Not Detected
8:2 FTS 7/19/2023 <5.00 ppt 5.00 ppt Not Detected
PFNA 7/19/2023 <4.00 ppt 4.00 ppt Not Detected
4:2 FTS 7/19/2023 <3.00 ppt 3.00 ppt Not Detected
PFHxS 7/19/2023 <3.00 ppt 3.00 ppt Not Detected
PFOS 7/19/2023 <4.00 ppt 4.00 ppt Not Detected
PFHxA 7/19/2023 <3.00 ppt 3.00 ppt Not Detected
PFDoA 7/19/2023 <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 Chuckey Utility 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 TN0000108 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Tennessee Drinking Water Authority

Tennessee Department of Environment & Conservation, Drinking Water is the primacy agency that licenses and inspects Chuckey Utility District under EPA-delegated authority.

Open TN regulator portal

Source: Tennessee Department of Environment & Conservation, Drinking Water

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
2022 Consumer Confidence Rule Other 4 SDWIS / TN0000108 / 7000
2012 Total Haloacetic Acids (HAA5) MCL 13 SDWIS / TN0000108 / 2456
2011 Coliform (TCR) MCL 13 SDWIS / TN0000108 / 3100
2004 TTHM MR 4 SDWIS / TN0000108 / 2950
2004 Total Haloacetic Acids (HAA5) MR 4 SDWIS / TN0000108 / 2456
1980 Cadmium MR 1 SDWIS / TN0000108 / 1015
1980 Selenium MR 1 SDWIS / TN0000108 / 1045
1980 Chromium MR 1 SDWIS / TN0000108 / 1020
1980 Mercury MR 1 SDWIS / TN0000108 / 1035
1980 Arsenic MR 1 SDWIS / TN0000108 / 1005
1980 Gross Alpha, Excl. Radon and U MR 1 SDWIS / TN0000108 / 4000
1980 Barium MR 1 SDWIS / TN0000108 / 1010
1980 Fluoride MR 1 SDWIS / TN0000108 / 1025
1980 Nitrate MR 1 SDWIS / TN0000108 / 1040

How Chuckey Utility District Compares

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

Metric Chuckey Utility District Tennessee avg Federal benchmark
Total violations 54 56.8 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 26 12.4 Indicates a contaminant exceeded a federal MCL
PFAS detection 1 compound 33.6% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 14,369 10,412 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 762 regulated public water systems in Tennessee.

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 Chuckey Utility District water safe to drink? ▼
Chuckey Utility District (PWS ID: TN0000108) has 54 recorded violations in the EPA SDWIS database. PFAS contamination has been detected in UCMR5 testing, with 1 PFAS compound found. This system serves 14,369 people using Surface Water sources.
How many people does Chuckey Utility District serve? ▼
Chuckey Utility District serves 14,369 people in Greeneville, Tennessee. It is a Local-owned system using Surface Water water sources with 5,913 service connections.
What type of violations does Chuckey Utility District have? ▼
Chuckey Utility District has 54 total violations: 26 health-based violations (MCL exceedances or treatment failures), 17 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Chuckey Utility District water? ▼
Yes. UCMR5 testing detected 1 PFAS compound in Chuckey Utility District's water supply: 6:2 FTS. PFAS are persistent "forever chemicals" that do not break down in the environment.
What water source does Chuckey Utility District use? ▼
Chuckey Utility District 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.

Read our methodology - how this data is sourced, computed, and verified.

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.