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CUMBERLAND HEIGHTS U.D.

PWS ID: TN0000166 · CLARKSVILLE, Tennessee 37040

CUMBERLAND HEIGHTS U.D. serves 3,561 people in CLARKSVILLE, Tennessee using Surface Water water sources. It has 44 recorded EPA violations, including 6 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: CUMBERLAND HEIGHTS U.D.

CUMBERLAND HEIGHTS U.D. is a local-owned community water system that delivers drinking water to 3,561 residents in CLARKSVILLE, Tennessee (Montgomery County) through 1,319 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 44 total violations for this system , of which 6 (14%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 34 monitoring and reporting violations are on file. The most recent violation on record dates to 2019.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 15 violations (MR). 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. CUMBERLAND HEIGHTS U.D.'s 44 violations sit below the Tennessee average. Statewide, 93 of 277 UCMR5-tested systems have reported PFAS detections (33.6%). 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
3,561
Total Violations
44
Health-Based Violations
6
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
1,319
County
Montgomery
School/Daycare
No
MCL Violations
6
Monitoring Violations
34
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 15 2007
Chlorine MR 7 2019
Coliform (TCR) MCL 6 2005
Total Haloacetic Acids (HAA5) MR 4 2009
Revised Total Coliform Rule MON 4 2019
TTHM MR 4 2009

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 120 samples detected PFAS.

Contaminant Date Result MRL Status
PFBS 8/13/2024 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 8/13/2024 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 8/13/2024 <0.005 µg/L 0.005 µg/L Not Detected
lithium 8/13/2024 <9 µg/L 9 µg/L Not Detected
NEtFOSAA 8/13/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFTrDA 8/13/2024 <0.007 µg/L 0.007 µg/L Not Detected
PFPeS 8/13/2024 <0.004 µg/L 0.004 µg/L Not Detected
NMeFOSAA 8/13/2024 <0.006 µg/L 0.006 µg/L Not Detected
PFTA 8/13/2024 <0.008 µg/L 0.008 µg/L Not Detected
PFHpS 8/13/2024 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 8/13/2024 <0.02 µg/L 0.02 µg/L Not Detected
PFMBA 8/13/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 8/13/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 8/13/2024 <0.004 µg/L 0.004 µg/L Not Detected
9Cl-PF3ONS 8/13/2024 <0.002 µg/L 0.002 µg/L Not Detected
4:2 FTS 8/13/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 8/13/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFBA 8/13/2024 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 8/13/2024 <0.003 µg/L 0.003 µg/L Not Detected
11Cl-PF3OUdS 8/13/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFUnA 8/13/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFHxA 8/13/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 8/13/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 8/13/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 8/13/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 8/13/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFNA 8/13/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 8/13/2024 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 8/13/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFEESA 8/13/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHpS 5/21/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 5/21/2024 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 5/21/2024 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 5/21/2024 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 5/21/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 5/21/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFTA 5/21/2024 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 5/21/2024 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 5/21/2024 <0.005 µg/L 0.005 µg/L Not Detected
lithium 5/21/2024 <9 µg/L 9 µg/L Not Detected
PFHxA 5/21/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 5/21/2024 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 5/21/2024 <0.02 µg/L 0.02 µg/L Not Detected
PFEESA 5/21/2024 <0.003 µg/L 0.003 µg/L Not Detected
NMeFOSAA 5/21/2024 <0.006 µg/L 0.006 µg/L Not Detected
PFDA 5/21/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 5/21/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 5/21/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 5/21/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 5/21/2024 <0.003 µg/L 0.003 µg/L 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 CUMBERLAND HEIGHTS U.D..

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 TN0000166 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 CUMBERLAND HEIGHTS U.D. 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
2019 Chlorine MR 7 SDWIS / TN0000166 / 0999
2019 Revised Total Coliform Rule MON 4 SDWIS / TN0000166 / 8000
2009 Total Haloacetic Acids (HAA5) MR 4 SDWIS / TN0000166 / 2456
2009 TTHM MR 4 SDWIS / TN0000166 / 2950
2007 Coliform (TCR) MR 15 SDWIS / TN0000166 / 3100
2005 Coliform (TCR) MCL 6 SDWIS / TN0000166 / 3100

How CUMBERLAND HEIGHTS U.D. Compares

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

Metric CUMBERLAND HEIGHTS U.D. Tennessee avg Federal benchmark
Total violations 44 56.8 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 6 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 3,561 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
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is CUMBERLAND HEIGHTS U.D. water safe to drink? ▼
CUMBERLAND HEIGHTS U.D. (PWS ID: TN0000166) has 44 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 3,561 people using Surface Water sources.
How many people does CUMBERLAND HEIGHTS U.D. serve? ▼
CUMBERLAND HEIGHTS U.D. serves 3,561 people in CLARKSVILLE, Tennessee. It is a Local-owned system using Surface Water water sources with 1,319 service connections.
What type of violations does CUMBERLAND HEIGHTS U.D. have? ▼
CUMBERLAND HEIGHTS U.D. has 44 total violations: 6 health-based violations (MCL exceedances or treatment failures), 34 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in CUMBERLAND HEIGHTS U.D. water? ▼
No. CUMBERLAND HEIGHTS U.D. was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.
What water source does CUMBERLAND HEIGHTS U.D. use? ▼
CUMBERLAND HEIGHTS U.D. 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.

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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.

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Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by PlainWater Editorial