PlainWater
States → Tennessee

Community Water System · PWS TN0000127

Collinwood Water Dept

Collinwood, Tennessee 38450 - drinking water served from surface water sources to 3,076 people, tracked in EPA SDWIS and UCMR5.

3,076
People served
339
EPA violations
234
Health-based
Untested
UCMR5 result

The verdict

EPA records 339 drinking-water violations at Collinwood Water Dept, 69% of them health-based - above the Tennessee per-system average.

339
Total EPA violations on record
69%
Health-based (MCL / treatment failure)
3,076
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Collinwood Water Dept

Collinwood Water Dept is a local-owned community water system that delivers drinking water to 3,076 residents in Collinwood, Tennessee (Wayne County) through 1,211 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 339 total violations for this system , of which 234 (69%) 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 Surface Water Treatment Rule, recorded in 234 violations (TT, health-based). 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%).

Collinwood Water Dept's 339 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
3,076
Total Violations
339
Health-Based Violations
234
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
1,211
County
Wayne
School/Daycare
No
MCL Violations
0
Monitoring Violations
52
Treatment Tech Violations
234

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Surface Water Treatment Rule TT 234 2000
Coliform (TCR) MR 17 2013
Interim Enhanced Surface Water Treatment Rule Other 5 2007
Atrazine MR 5 2014
TTHM MR 4 2018
Lead and Copper Rule MR 4 2022
Simazine MR 4 2014
Picloram MR 4 2014
2,4-D MR 4 2014
Total Haloacetic Acids (HAA5) MR 4 2018
Surface Water Treatment Rule MR 2 2000
Long Term 2 Enhanced Surface Water Treatment Rule MR 2 2017
Consumer Confidence Rule Other 2 2024
Nitrate MR 2 1996
Public Notice Other 1 2018

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 Collinwood 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 TN0000127 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 Collinwood 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 Consumer Confidence Rule Other 2 SDWIS / TN0000127 / 7000
2022 Lead and Copper Rule MR 4 SDWIS / TN0000127 / 5000
2018 TTHM MR 4 SDWIS / TN0000127 / 2950
2018 Total Haloacetic Acids (HAA5) MR 4 SDWIS / TN0000127 / 2456
2018 Public Notice Other 1 SDWIS / TN0000127 / 7500
2017 Long Term 2 Enhanced Surface Water Treatment Rule MR 2 SDWIS / TN0000127 / 0800
2014 Atrazine MR 5 SDWIS / TN0000127 / 2050
2014 Simazine MR 4 SDWIS / TN0000127 / 2037
2014 Picloram MR 4 SDWIS / TN0000127 / 2040
2014 2,4-D MR 4 SDWIS / TN0000127 / 2105
2013 Coliform (TCR) MR 17 SDWIS / TN0000127 / 3100
2007 Interim Enhanced Surface Water Treatment Rule Other 5 SDWIS / TN0000127 / 0300
2000 Surface Water Treatment Rule TT 234 SDWIS / TN0000127 / 0200
2000 Surface Water Treatment Rule MR 2 SDWIS / TN0000127 / 0200
1996 Nitrate MR 2 SDWIS / TN0000127 / 1040

How Collinwood Water Dept Compares

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

Metric Collinwood Water Dept Tennessee avg Federal benchmark
Total violations 339 56.8 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 234 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 3,076 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 Collinwood Water Dept water safe to drink? ▼
Collinwood Water Dept (PWS ID: TN0000127) has 339 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 3,076 people using Surface Water sources.
How many people does Collinwood Water Dept serve? ▼
Collinwood Water Dept serves 3,076 people in Collinwood, Tennessee. It is a Local-owned system using Surface Water water sources with 1,211 service connections.
What type of violations does Collinwood Water Dept have? ▼
Collinwood Water Dept has 339 total violations: 234 health-based violations (MCL exceedances or treatment failures), 52 monitoring/reporting violations, and 234 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Collinwood Water Dept water? ▼
No PFAS testing data is available for Collinwood Water Dept under the EPA's UCMR5 monitoring program.
What water source does Collinwood Water Dept use? ▼
Collinwood 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.