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Community Water System · PWS TN0000617

Sevierville Water System

Sevierville, Tennessee 37864 - drinking water served from surface water sources to 39,885 people, tracked in EPA SDWIS and UCMR5.

39,885
People served
55
EPA violations
36
Health-based
No PFAS
UCMR5 result

The verdict

EPA records 55 drinking-water violations at Sevierville Water System, 65% of them health-based - below the Tennessee per-system average.

55
Total EPA violations on record
65%
Health-based (MCL / treatment failure)
39,885
People served by this system
0
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Sevierville Water System

Sevierville Water System is a local-owned community water system that delivers drinking water to 39,885 residents in Sevierville, Tennessee (Sevier County) through 15,641 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 55 total violations for this system , of which 36 (65%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 12 monitoring and reporting violations are on file. The most recent violation on record dates to 2021.

The most frequently cited contaminant at this system is TTHM, recorded in 22 violations (MCL, health-based). This system was sampled under EPA's UCMR5 PFAS monitoring program and no PFAS compounds were detected above the minimum reporting level.

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%).

Sevierville Water System's 55 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.

Population Served
39,885
Total Violations
55
Health-Based Violations
36
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
15,641
County
Sevier
School/Daycare
No
MCL Violations
22
Monitoring Violations
12
Treatment Tech Violations
14

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
TTHM MCL 22 2012
Interim Enhanced Surface Water Treatment Rule MR 9 2010
Surface Water Treatment Rule TT 9 1994
Interim Enhanced Surface Water Treatment Rule TT 5 2004
Consumer Confidence Rule Other 4 2021
Interim Enhanced Surface Water Treatment Rule Other 2 2019
Coliform (TCR) MR 2 1992
Public Notice Other 1 2020
Surface Water Treatment Rule MR 1 1993

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 116 samples detected PFAS.

Contaminant Date Result MRL Status
NFDHA 9/12/2023 <20.00 ppt 20.00 ppt Not Detected
HFPO-DA 9/12/2023 <5.00 ppt 5.00 ppt Not Detected
ADONA 9/12/2023 <3.00 ppt 3.00 ppt Not Detected
9Cl-PF3ONS 9/12/2023 <2.00 ppt 2.00 ppt Not Detected
PFPeS 9/12/2023 <4.00 ppt 4.00 ppt Not Detected
PFEESA 9/12/2023 <3.00 ppt 3.00 ppt Not Detected
PFMBA 9/12/2023 <3.00 ppt 3.00 ppt Not Detected
PFPeA 9/12/2023 <3.00 ppt 3.00 ppt Not Detected
PFMPA 9/12/2023 <4.00 ppt 4.00 ppt Not Detected
8:2 FTS 9/12/2023 <5.00 ppt 5.00 ppt Not Detected
4:2 FTS 9/12/2023 <3.00 ppt 3.00 ppt Not Detected
6:2 FTS 9/12/2023 <5.00 ppt 5.00 ppt Not Detected
PFBA 9/12/2023 <5.00 ppt 5.00 ppt Not Detected
PFNA 9/12/2023 <4.00 ppt 4.00 ppt Not Detected
PFHpS 9/12/2023 <3.00 ppt 3.00 ppt Not Detected
PFBS 9/12/2023 <3.00 ppt 3.00 ppt Not Detected
11Cl-PF3OUdS 9/12/2023 <5.00 ppt 5.00 ppt Not Detected
PFUnA 9/12/2023 <2.00 ppt 2.00 ppt Not Detected
PFHxA 9/12/2023 <3.00 ppt 3.00 ppt Not Detected
PFDoA 9/12/2023 <3.00 ppt 3.00 ppt Not Detected
PFDA 9/12/2023 <3.00 ppt 3.00 ppt Not Detected
PFOA 9/12/2023 <4.00 ppt 4.00 ppt Not Detected
PFOS 9/12/2023 <4.00 ppt 4.00 ppt Not Detected
PFHxS 9/12/2023 <3.00 ppt 3.00 ppt Not Detected
PFHpA 9/12/2023 <3.00 ppt 3.00 ppt Not Detected
NMeFOSAA 9/12/2023 <6.00 ppt 6.00 ppt Not Detected
NEtFOSAA 9/12/2023 <5.00 ppt 5.00 ppt Not Detected
PFTA 9/12/2023 <8.00 ppt 8.00 ppt Not Detected
PFTrDA 9/12/2023 <7.00 ppt 7.00 ppt Not Detected
PFEESA 7/2/2024 <3.00 ppt 3.00 ppt Not Detected
ADONA 7/2/2024 <3.00 ppt 3.00 ppt Not Detected
9Cl-PF3ONS 7/2/2024 <2.00 ppt 2.00 ppt Not Detected
11Cl-PF3OUdS 7/2/2024 <5.00 ppt 5.00 ppt Not Detected
PFUnA 7/2/2024 <2.00 ppt 2.00 ppt Not Detected
PFHxA 7/2/2024 <3.00 ppt 3.00 ppt Not Detected
HFPO-DA 7/2/2024 <5.00 ppt 5.00 ppt Not Detected
PFDoA 7/2/2024 <3.00 ppt 3.00 ppt Not Detected
PFBS 7/2/2024 <3.00 ppt 3.00 ppt Not Detected
PFOA 7/2/2024 <4.00 ppt 4.00 ppt Not Detected
PFHpA 7/2/2024 <3.00 ppt 3.00 ppt Not Detected
PFHxS 7/2/2024 <3.00 ppt 3.00 ppt Not Detected
PFNA 7/2/2024 <4.00 ppt 4.00 ppt Not Detected
PFOS 7/2/2024 <4.00 ppt 4.00 ppt Not Detected
PFDA 7/2/2024 <3.00 ppt 3.00 ppt Not Detected
NEtFOSAA 7/2/2024 <5.00 ppt 5.00 ppt Not Detected
PFPeA 7/2/2024 <3.00 ppt 3.00 ppt Not Detected
PFBA 7/2/2024 <5.00 ppt 5.00 ppt Not Detected
PFTA 7/2/2024 <8.00 ppt 8.00 ppt Not Detected
PFTrDA 7/2/2024 <7.00 ppt 7.00 ppt Not Detected
NMeFOSAA 7/2/2024 <6.00 ppt 6.00 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 Sevierville Water System.

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 TN0000617 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 Sevierville Water System 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
2021 Consumer Confidence Rule Other 4 SDWIS / TN0000617 / 7000
2020 Public Notice Other 1 SDWIS / TN0000617 / 7500
2019 Interim Enhanced Surface Water Treatment Rule Other 2 SDWIS / TN0000617 / 0300
2012 TTHM MCL 22 SDWIS / TN0000617 / 2950
2010 Interim Enhanced Surface Water Treatment Rule MR 9 SDWIS / TN0000617 / 0300
2004 Interim Enhanced Surface Water Treatment Rule TT 5 SDWIS / TN0000617 / 0300
1994 Surface Water Treatment Rule TT 9 SDWIS / TN0000617 / 0200
1993 Surface Water Treatment Rule MR 1 SDWIS / TN0000617 / 0200
1992 Coliform (TCR) MR 2 SDWIS / TN0000617 / 3100

How Sevierville Water System Compares

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

Metric Sevierville Water System Tennessee avg Federal benchmark
Total violations 55 56.8 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 36 12.4 Indicates a contaminant exceeded a federal MCL
PFAS detection None 33.6% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 39,885 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 Sevierville Water System water safe to drink? ▼
Sevierville Water System (PWS ID: TN0000617) has 55 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 39,885 people using Surface Water sources.
How many people does Sevierville Water System serve? ▼
Sevierville Water System serves 39,885 people in Sevierville, Tennessee. It is a Local-owned system using Surface Water water sources with 15,641 service connections.
What type of violations does Sevierville Water System have? ▼
Sevierville Water System has 55 total violations: 36 health-based violations (MCL exceedances or treatment failures), 12 monitoring/reporting violations, and 14 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Sevierville Water System water? ▼
No. Sevierville Water System was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.
What water source does Sevierville Water System use? ▼
Sevierville Water System 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.