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Community Water System · PWS TN0000497

New Johnsonville Water Dept

New Johnsonville, Tennessee 37134 - drinking water served from surface water sources to 2,961 people, tracked in EPA SDWIS and UCMR5.

2,961
People served
82
EPA violations
9
Health-based
Untested
UCMR5 result

The verdict

EPA records 82 drinking-water violations at New Johnsonville Water Dept, 11% of them health-based - above the Tennessee per-system average.

82
Total EPA violations on record
11%
Health-based (MCL / treatment failure)
2,961
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: New Johnsonville Water Dept

New Johnsonville Water Dept is a local-owned community water system that delivers drinking water to 2,961 residents in New Johnsonville, Tennessee (Humphreys County) through 1,113 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 82 total violations for this system , of which 9 (11%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 49 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 20 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%).

New Johnsonville Water Dept's 82 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
2,961
Total Violations
82
Health-Based Violations
9
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
1,113
County
Humphreys
School/Daycare
No
MCL Violations
4
Monitoring Violations
49
Treatment Tech Violations
5

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 20 2015
Consumer Confidence Rule Other 9 2023
Interim Enhanced Surface Water Treatment Rule Other 6 2009
Chlorine MR 6 2005
Lead and Copper Rule MR 5 2022
Surface Water Treatment Rule TT 5 2005
Interim Enhanced Surface Water Treatment Rule MR 4 2005
TTHM MCL 4 2018
TTHM MR 4 2006
Surface Water Treatment Rule MR 4 2002
Total Haloacetic Acids (HAA5) MR 4 2006
Public Notice Other 3 2018
CARBON, TOTAL MR 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 New Johnsonville Water Dept.

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 TN0000497 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 New Johnsonville Water Dept 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 CARBON, TOTAL MR 2 SDWIS / TN0000497 / 2920
2023 Consumer Confidence Rule Other 9 SDWIS / TN0000497 / 7000
2022 Lead and Copper Rule MR 5 SDWIS / TN0000497 / 5000
2018 TTHM MCL 4 SDWIS / TN0000497 / 2950
2018 Public Notice Other 3 SDWIS / TN0000497 / 7500
2015 Coliform (TCR) MR 20 SDWIS / TN0000497 / 3100
2009 Interim Enhanced Surface Water Treatment Rule Other 6 SDWIS / TN0000497 / 0300
2006 TTHM MR 4 SDWIS / TN0000497 / 2950
2006 Total Haloacetic Acids (HAA5) MR 4 SDWIS / TN0000497 / 2456
2005 Chlorine MR 6 SDWIS / TN0000497 / 0999
2005 Surface Water Treatment Rule TT 5 SDWIS / TN0000497 / 0200
2005 Interim Enhanced Surface Water Treatment Rule MR 4 SDWIS / TN0000497 / 0300
2002 Surface Water Treatment Rule MR 4 SDWIS / TN0000497 / 0200

How New Johnsonville Water Dept Compares

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

Metric New Johnsonville Water Dept Tennessee avg Federal benchmark
Total violations 82 56.8 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 9 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 2,961 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 New Johnsonville Water Dept water safe to drink? ▼
New Johnsonville Water Dept (PWS ID: TN0000497) has 82 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 2,961 people using Surface Water sources.
How many people does New Johnsonville Water Dept serve? ▼
New Johnsonville Water Dept serves 2,961 people in New Johnsonville, Tennessee. It is a Local-owned system using Surface Water water sources with 1,113 service connections.
What type of violations does New Johnsonville Water Dept have? ▼
New Johnsonville Water Dept has 82 total violations: 9 health-based violations (MCL exceedances or treatment failures), 49 monitoring/reporting violations, and 5 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in New Johnsonville Water Dept water? ▼
No PFAS testing data is available for New Johnsonville Water Dept under the EPA's UCMR5 monitoring program.
What water source does New Johnsonville Water Dept use? ▼
New Johnsonville Water Dept 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. 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.