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Community Water System · PWS MS0450034

Cmu - Lake Caroline

Canton, Mississippi 39046 - drinking water served from groundwater sources to 8,511 people, tracked in EPA SDWIS and UCMR5.

8,511
People served
283
EPA violations
2
Health-based
No PFAS
UCMR5 result

The verdict

EPA records 283 drinking-water violations at Cmu - Lake Caroline, 1% of them health-based - below the Mississippi per-system average.

283
Total EPA violations on record
1%
Health-based (MCL / treatment failure)
8,511
People served by this system
0
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Cmu - Lake Caroline

Cmu - Lake Caroline is a local-owned community water system that delivers drinking water to 8,511 residents in Canton, Mississippi (Madison County) through 3,224 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 283 total violations for this system , of which 2 (1%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 274 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 Combined Uranium, recorded in 84 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 Mississippi, EPA tracks 1,185 public water systems serving 3,286,781 people, with 499,292 cumulative violations and 10,292 health-based violations on record. About 96% of systems in the state carry at least one violation, and state-wide the average per system is 421.3 violations. Statewide, 160 of 238 UCMR5-tested systems have reported PFAS detections (67.2%).

Cmu - Lake Caroline's 283 violations sit below the Mississippi 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
8,511
Total Violations
283
Health-Based Violations
2
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
3,224
County
Madison
School/Daycare
No
MCL Violations
0
Monitoring Violations
274
Treatment Tech Violations
2

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Combined Uranium MR 84 2012
Radium-226 MR 62 2012
Radium-228 MR 62 2012
Gross Alpha, Excl. Radon and U MR 28 2008
Combined Radium (-226 and -228) MR 28 2008
Chlorine MR 6 2008
TTHM MR 2 2024
Total Haloacetic Acids (HAA5) MR 2 2024
LEAD AND COPPER RULE REVISIONS TT 2 2024
LEAD AND COPPER RULE REVISIONS RPT 2 2024
Consumer Confidence Rule Other 1 2006
Public Notice Other 1 2008

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 174 samples detected PFAS.

Contaminant Date Result MRL Status
PFHxA 9/27/2023 <3.00 ppt 3.00 ppt Not Detected
PFDoA 9/27/2023 <3.00 ppt 3.00 ppt Not Detected
PFDA 9/27/2023 <3.00 ppt 3.00 ppt Not Detected
PFOA 9/27/2023 <4.00 ppt 4.00 ppt Not Detected
PFOS 9/27/2023 <4.00 ppt 4.00 ppt Not Detected
PFNA 9/27/2023 <4.00 ppt 4.00 ppt Not Detected
PFUnA 9/27/2023 <2.00 ppt 2.00 ppt Not Detected
NMeFOSAA 9/27/2023 <6.00 ppt 6.00 ppt Not Detected
PFTA 9/27/2023 <8.00 ppt 8.00 ppt Not Detected
PFHxS 9/27/2023 <3.00 ppt 3.00 ppt Not Detected
PFHpA 9/27/2023 <3.00 ppt 3.00 ppt Not Detected
PFBS 9/27/2023 <3.00 ppt 3.00 ppt Not Detected
PFTrDA 9/27/2023 <7.00 ppt 7.00 ppt Not Detected
PFPeA 9/27/2023 <3.00 ppt 3.00 ppt Not Detected
PFHpS 9/27/2023 <3.00 ppt 3.00 ppt Not Detected
NEtFOSAA 9/27/2023 <5.00 ppt 5.00 ppt Not Detected
11Cl-PF3OUdS 9/27/2023 <5.00 ppt 5.00 ppt Not Detected
NFDHA 9/27/2023 <20.00 ppt 20.00 ppt Not Detected
PFMBA 9/27/2023 <3.00 ppt 3.00 ppt Not Detected
PFPeS 9/27/2023 <4.00 ppt 4.00 ppt Not Detected
PFMPA 9/27/2023 <4.00 ppt 4.00 ppt Not Detected
HFPO-DA 9/27/2023 <5.00 ppt 5.00 ppt Not Detected
9Cl-PF3ONS 9/27/2023 <2.00 ppt 2.00 ppt Not Detected
PFEESA 9/27/2023 <3.00 ppt 3.00 ppt Not Detected
ADONA 9/27/2023 <3.00 ppt 3.00 ppt Not Detected
8:2 FTS 9/27/2023 <5.00 ppt 5.00 ppt Not Detected
PFBA 9/27/2023 <5.00 ppt 5.00 ppt Not Detected
6:2 FTS 9/27/2023 <5.00 ppt 5.00 ppt Not Detected
4:2 FTS 9/27/2023 <3.00 ppt 3.00 ppt Not Detected
9Cl-PF3ONS 9/27/2023 <2.00 ppt 2.00 ppt Not Detected
ADONA 9/27/2023 <3.00 ppt 3.00 ppt Not Detected
HFPO-DA 9/27/2023 <5.00 ppt 5.00 ppt Not Detected
PFHxA 9/27/2023 <3.00 ppt 3.00 ppt Not Detected
PFUnA 9/27/2023 <2.00 ppt 2.00 ppt Not Detected
11Cl-PF3OUdS 9/27/2023 <5.00 ppt 5.00 ppt Not Detected
PFDoA 9/27/2023 <3.00 ppt 3.00 ppt Not Detected
PFDA 9/27/2023 <3.00 ppt 3.00 ppt Not Detected
PFOA 9/27/2023 <4.00 ppt 4.00 ppt Not Detected
PFOS 9/27/2023 <4.00 ppt 4.00 ppt Not Detected
PFBA 9/27/2023 <5.00 ppt 5.00 ppt Not Detected
PFHpA 9/27/2023 <3.00 ppt 3.00 ppt Not Detected
PFHxS 9/27/2023 <3.00 ppt 3.00 ppt Not Detected
PFNA 9/27/2023 <4.00 ppt 4.00 ppt Not Detected
NEtFOSAA 9/27/2023 <5.00 ppt 5.00 ppt Not Detected
PFBS 9/27/2023 <3.00 ppt 3.00 ppt Not Detected
6:2 FTS 9/27/2023 <5.00 ppt 5.00 ppt Not Detected
NMeFOSAA 9/27/2023 <6.00 ppt 6.00 ppt Not Detected
PFTrDA 9/27/2023 <7.00 ppt 7.00 ppt Not Detected
PFTA 9/27/2023 <8.00 ppt 8.00 ppt Not Detected
PFHpS 9/27/2023 <3.00 ppt 3.00 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 Cmu - Lake Caroline.

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 MS0450034 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Mississippi Drinking Water Authority

Mississippi's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.

Find MS regulator via EPA SDWIS

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 TTHM MR 2 SDWIS / MS0450034 / 2950
2024 Total Haloacetic Acids (HAA5) MR 2 SDWIS / MS0450034 / 2456
2024 LEAD AND COPPER RULE REVISIONS TT 2 SDWIS / MS0450034 / 5200
2024 LEAD AND COPPER RULE REVISIONS RPT 2 SDWIS / MS0450034 / 5200
2012 Combined Uranium MR 84 SDWIS / MS0450034 / 4006
2012 Radium-226 MR 62 SDWIS / MS0450034 / 4020
2012 Radium-228 MR 62 SDWIS / MS0450034 / 4030
2008 Gross Alpha, Excl. Radon and U MR 28 SDWIS / MS0450034 / 4000
2008 Combined Radium (-226 and -228) MR 28 SDWIS / MS0450034 / 4010
2008 Chlorine MR 6 SDWIS / MS0450034 / 0999
2008 Public Notice Other 1 SDWIS / MS0450034 / 7500
2006 Consumer Confidence Rule Other 1 SDWIS / MS0450034 / 7000

How Cmu - Lake Caroline Compares

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

Metric Cmu - Lake Caroline Mississippi avg Federal benchmark
Total violations 283 421.3 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 2 8.7 Indicates a contaminant exceeded a federal MCL
PFAS detection None 67.2% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 8,511 2,774 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 1,185 regulated public water systems in Mississippi.

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 Cmu - Lake Caroline water safe to drink? ▼
Cmu - Lake Caroline (PWS ID: MS0450034) has 283 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 8,511 people using Groundwater sources.
How many people does Cmu - Lake Caroline serve? ▼
Cmu - Lake Caroline serves 8,511 people in Canton, Mississippi. It is a Local-owned system using Groundwater water sources with 3,224 service connections.
What type of violations does Cmu - Lake Caroline have? ▼
Cmu - Lake Caroline has 283 total violations: 2 health-based violations (MCL exceedances or treatment failures), 274 monitoring/reporting violations, and 2 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Cmu - Lake Caroline water? ▼
No. Cmu - Lake Caroline was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.
What water source does Cmu - Lake Caroline use? ▼
Cmu - Lake Caroline 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. 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.