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Community Water System · PWS TN0000912

Deerfield Water System, LLC

Lafollette, Tennessee 37766 - drinking water served from groundwater sources to 1,288 people, tracked in EPA SDWIS and UCMR5.

1,288
People served
746
EPA violations
11
Health-based
Untested
UCMR5 result

The verdict

EPA records 746 drinking-water violations at Deerfield Water System, LLC, 1% of them health-based - above the Tennessee per-system average.

746
Total EPA violations on record
1%
Health-based (MCL / treatment failure)
1,288
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Deerfield Water System, LLC

Deerfield Water System, LLC is a private-owned community water system that delivers drinking water to 1,288 residents in Lafollette, Tennessee (Campbell County) through 541 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 746 total violations for this system , of which 11 (1%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 685 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 Groundwater Rule, recorded in 130 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 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%).

Deerfield Water System, LLC's 746 violations sit above 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
1,288
Total Violations
746
Health-Based Violations
11
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
541
County
Campbell
School/Daycare
No
MCL Violations
11
Monitoring Violations
685
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Groundwater Rule MR 130 2022
Picloram MR 61 2017
LASSO MR 44 2020
Simazine MR 44 2020
Atrazine MR 44 2020
Lead and Copper Rule MR 33 2023
Coliform (TCR) MR 27 2010
Consumer Confidence Rule Other 22 2022
Public Notice Other 21 2023
Radium-226 MR 20 2007
Radium-228 MR 20 2007
Gross Alpha, Excl. Radon and U MR 20 2007
Total Haloacetic Acids (HAA5) MR 17 2020
TTHM MR 17 2020
Chlorine MR 15 2024
Coliform (TCR) MCL 11 2008
1,2,4-Trichlorobenzene MR 9 2020
cis-1,2-Dichloroethylene MR 9 2020
o-Dichlorobenzene MR 9 2020
trans-1,2-Dichloroethylene MR 9 2020
1,2-Dichloroethane MR 9 2020
Carbon tetrachloride MR 9 2020
1,2-Dichloropropane MR 9 2020
1,1,2-Trichloroethane MR 9 2020
Tetrachloroethylene MR 9 2020
Benzene MR 9 2020
Ethylbenzene MR 9 2020
Styrene MR 9 2020
Xylenes, Total MR 9 2020
DICHLOROMETHANE MR 9 2020

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 Deerfield Water System, LLC.

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 TN0000912 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 Deerfield Water System, LLC 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
2024 Chlorine MR 15 SDWIS / TN0000912 / 0999
2024 Revised Total Coliform Rule MON 4 SDWIS / TN0000912 / 8000
2023 Lead and Copper Rule MR 33 SDWIS / TN0000912 / 5000
2023 Public Notice Other 21 SDWIS / TN0000912 / 7500
2022 Groundwater Rule MR 130 SDWIS / TN0000912 / 0700
2022 Consumer Confidence Rule Other 22 SDWIS / TN0000912 / 7000
2020 LASSO MR 44 SDWIS / TN0000912 / 2051
2020 Simazine MR 44 SDWIS / TN0000912 / 2037
2020 Atrazine MR 44 SDWIS / TN0000912 / 2050
2020 Total Haloacetic Acids (HAA5) MR 17 SDWIS / TN0000912 / 2456
2020 TTHM MR 17 SDWIS / TN0000912 / 2950
2020 1,2,4-Trichlorobenzene MR 9 SDWIS / TN0000912 / 2378
2020 cis-1,2-Dichloroethylene MR 9 SDWIS / TN0000912 / 2380
2020 o-Dichlorobenzene MR 9 SDWIS / TN0000912 / 2968
2020 trans-1,2-Dichloroethylene MR 9 SDWIS / TN0000912 / 2979

How Deerfield Water System, LLC Compares

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

Metric Deerfield Water System, LLC Tennessee avg Federal benchmark
Total violations 746 56.8 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 11 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 1,288 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 Deerfield Water System, LLC water safe to drink? ▼
Deerfield Water System, LLC (PWS ID: TN0000912) has 746 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 1,288 people using Groundwater sources.
How many people does Deerfield Water System, LLC serve? ▼
Deerfield Water System, LLC serves 1,288 people in Lafollette, Tennessee. It is a Private-owned system using Groundwater water sources with 541 service connections.
What type of violations does Deerfield Water System, LLC have? ▼
Deerfield Water System, LLC has 746 total violations: 11 health-based violations (MCL exceedances or treatment failures), 685 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Deerfield Water System, LLC water? ▼
No PFAS testing data is available for Deerfield Water System, LLC under the EPA's UCMR5 monitoring program.
What water source does Deerfield Water System, LLC use? ▼
Deerfield Water System, LLC 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.
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.

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.