VINCENNES WATER DEPARTMENT

Q: Is VINCENNES WATER DEPARTMENT water safe to drink?

VINCENNES WATER DEPARTMENT (PWS ID: IN5242014) has 70 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 18,701 people using Groundwater sources.

Q: What type of violations does VINCENNES WATER DEPARTMENT have?

VINCENNES WATER DEPARTMENT has 70 total violations: 0 health-based violations (MCL exceedances or treatment failures), 64 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.

Q: Has PFAS been detected in VINCENNES WATER DEPARTMENT water?

No. VINCENNES WATER DEPARTMENT was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.

Q: What water source does VINCENNES WATER DEPARTMENT use?

VINCENNES WATER DEPARTMENT uses Groundwater as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.

Q: 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.

Reviewed byPlainWater Editorial, Drinking Water Quality Editorial Team · June 4, 2026

PWS ID: IN5242014 · VINCENNES, Indiana 47591

VINCENNES WATER DEPARTMENT serves 18,701 people in VINCENNES, Indiana using Groundwater water sources. It has 70 recorded EPA violations, including 0 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: VINCENNES WATER DEPARTMENT

VINCENNES WATER DEPARTMENT is a local-owned community water system that delivers drinking water to 18,701 residents in VINCENNES, Indiana (Knox County) through 8,450 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 70 total violations for this system , of which 0 (0%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 64 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 Total Haloacetic Acids (HAA5), recorded in 5 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 Indiana, EPA tracks 3,967 public water systems serving 5,774,616 people, with 352,710 cumulative violations and 35,932 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 88.9 violations. VINCENNES WATER DEPARTMENT's 70 violations sit below the Indiana average. Statewide, 93 of 229 UCMR5-tested systems have reported PFAS detections (40.6%). 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

18,701

Total Violations

Health-Based Violations

Water Source

Groundwater

System Details

System Type: Community
Owner Type: Local
Connections: 8,450
County: Knox
School/Daycare: No
MCL Violations: 0
Monitoring Violations: 64
Treatment Tech Violations: 0

Violation History

Contaminant violations recorded by EPA.

Contaminant	Category	Count	Latest
Total Haloacetic Acids (HAA5)	MR	5	2014
TTHM	MR	5	2014
Cadmium	MR	4	2002
Chromium	MR	4	2002
Barium	MR	4	2002
Arsenic	MR	4	2002
Selenium	MR	4	2002
Mercury	MR	4	2002
Fluoride	MR	4	2002
Groundwater Rule	MR	3	2012
Consumer Confidence Rule	Other	3	2024
Nickel	MR	2	2002
Beryllium, Total	MR	2	2002
Thallium, Total	MR	2	2002
LASSO	MR	2	1994
Atrazine	MR	2	1994
Carbofuran	MR	2	1994
Nitrate	MR	2	1979
HEXACHLOROBENZENE	MR	2	1994
Antimony, Total	MR	2	2002
CYANIDE	MR	2	2002
Di(2-ethylhexyl) phthalate	MR	2	1994
Gross Alpha, Excl. Radon and U	MR	1	1980

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 60 samples detected PFAS.

Contaminant	Date	Result	MRL	Status
PFHpA	8/26/2024	<0.003 µg/L	0.003 µg/L	Not Detected
9Cl-PF3ONS	8/26/2024	<0.002 µg/L	0.002 µg/L	Not Detected
11Cl-PF3OUdS	8/26/2024	<0.005 µg/L	0.005 µg/L	Not Detected
PFUnA	8/26/2024	<0.002 µg/L	0.002 µg/L	Not Detected
PFHxA	8/26/2024	<0.003 µg/L	0.003 µg/L	Not Detected
PFDoA	8/26/2024	<0.003 µg/L	0.003 µg/L	Not Detected
PFDA	8/26/2024	<0.003 µg/L	0.003 µg/L	Not Detected
PFOA	8/26/2024	<0.004 µg/L	0.004 µg/L	Not Detected
PFOS	8/26/2024	<0.004 µg/L	0.004 µg/L	Not Detected
PFHxS	8/26/2024	<0.003 µg/L	0.003 µg/L	Not Detected
HFPO-DA	8/26/2024	<0.005 µg/L	0.005 µg/L	Not Detected
PFBS	8/26/2024	<0.003 µg/L	0.003 µg/L	Not Detected
PFBA	8/26/2024	<0.005 µg/L	0.005 µg/L	Not Detected
PFNA	8/26/2024	<0.004 µg/L	0.004 µg/L	Not Detected
PFTrDA	8/26/2024	<0.007 µg/L	0.007 µg/L	Not Detected
NMeFOSAA	8/26/2024	<0.006 µg/L	0.006 µg/L	Not Detected
ADONA	8/26/2024	<0.003 µg/L	0.003 µg/L	Not Detected
6:2 FTS	8/26/2024	<0.005 µg/L	0.005 µg/L	Not Detected
NEtFOSAA	8/26/2024	<0.005 µg/L	0.005 µg/L	Not Detected
PFTA	8/26/2024	<0.008 µg/L	0.008 µg/L	Not Detected
lithium	8/26/2024	<9 µg/L	9 µg/L	Not Detected
PFHpS	8/26/2024	<0.003 µg/L	0.003 µg/L	Not Detected
PFPeS	8/26/2024	<0.004 µg/L	0.004 µg/L	Not Detected
PFEESA	8/26/2024	<0.003 µg/L	0.003 µg/L	Not Detected
PFMBA	8/26/2024	<0.003 µg/L	0.003 µg/L	Not Detected
PFPeA	8/26/2024	<0.003 µg/L	0.003 µg/L	Not Detected
PFMPA	8/26/2024	<0.004 µg/L	0.004 µg/L	Not Detected
8:2 FTS	8/26/2024	<0.005 µg/L	0.005 µg/L	Not Detected
NFDHA	8/26/2024	<0.02 µg/L	0.02 µg/L	Not Detected
4:2 FTS	8/26/2024	<0.003 µg/L	0.003 µg/L	Not Detected
PFMPA	2/3/2025	<0.004 µg/L	0.004 µg/L	Not Detected
9Cl-PF3ONS	2/3/2025	<0.002 µg/L	0.002 µg/L	Not Detected
ADONA	2/3/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFPeS	2/3/2025	<0.004 µg/L	0.004 µg/L	Not Detected
HFPO-DA	2/3/2025	<0.005 µg/L	0.005 µg/L	Not Detected
PFBA	2/3/2025	<0.005 µg/L	0.005 µg/L	Not Detected
NFDHA	2/3/2025	<0.02 µg/L	0.02 µg/L	Not Detected
6:2 FTS	2/3/2025	<0.005 µg/L	0.005 µg/L	Not Detected
PFEESA	2/3/2025	<0.003 µg/L	0.003 µg/L	Not Detected
8:2 FTS	2/3/2025	<0.005 µg/L	0.005 µg/L	Not Detected
PFPeA	2/3/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFMBA	2/3/2025	<0.003 µg/L	0.003 µg/L	Not Detected
11Cl-PF3OUdS	2/3/2025	<0.005 µg/L	0.005 µg/L	Not Detected
PFTA	2/3/2025	<0.008 µg/L	0.008 µg/L	Not Detected
4:2 FTS	2/3/2025	<0.003 µg/L	0.003 µg/L	Not Detected
NEtFOSAA	2/3/2025	<0.005 µg/L	0.005 µg/L	Not Detected
NMeFOSAA	2/3/2025	<0.006 µg/L	0.006 µg/L	Not Detected
PFBS	2/3/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFHpA	2/3/2025	<0.003 µg/L	0.003 µg/L	Not Detected
lithium	2/3/2025	<9 µg/L	9 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 VINCENNES WATER DEPARTMENT.

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 IN5242014 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Indiana Drinking Water Authority

Indiana Department of Environmental Management — Drinking Water Branch is the primacy agency that licenses and inspects VINCENNES WATER DEPARTMENT under EPA-delegated authority.

Open IN regulator portal

Source: Indiana Department of Environmental Management — Drinking Water Branch

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	3	SDWIS / IN5242014 / 7000
2014	Total Haloacetic Acids (HAA5)	MR	5	SDWIS / IN5242014 / 2456
2014	TTHM	MR	5	SDWIS / IN5242014 / 2950
2012	Groundwater Rule	MR	3	SDWIS / IN5242014 / 0700
2002	Cadmium	MR	4	SDWIS / IN5242014 / 1015
2002	Chromium	MR	4	SDWIS / IN5242014 / 1020
2002	Barium	MR	4	SDWIS / IN5242014 / 1010
2002	Arsenic	MR	4	SDWIS / IN5242014 / 1005
2002	Selenium	MR	4	SDWIS / IN5242014 / 1045
2002	Mercury	MR	4	SDWIS / IN5242014 / 1035
2002	Fluoride	MR	4	SDWIS / IN5242014 / 1025
2002	Nickel	MR	2	SDWIS / IN5242014 / 1036
2002	Beryllium, Total	MR	2	SDWIS / IN5242014 / 1075
2002	Thallium, Total	MR	2	SDWIS / IN5242014 / 1085
2002	Antimony, Total	MR	2	SDWIS / IN5242014 / 1074

How VINCENNES WATER DEPARTMENT Compares

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

Metric	VINCENNES WATER DEPARTMENT	Indiana avg	Federal benchmark
Total violations	70	88.9	SDWA compliance — any non-zero count is a recorded breach
Health-based violations	0	9.1	Indicates a contaminant exceeded a federal MCL
PFAS detection	None	40.6%	EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served	18,701	1,456	Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 3,967 regulated public water systems in Indiana.

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 VINCENNES WATER DEPARTMENT water safe to drink? ▼

VINCENNES WATER DEPARTMENT (PWS ID: IN5242014) has 70 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 18,701 people using Groundwater sources.

How many people does VINCENNES WATER DEPARTMENT serve? ▼

VINCENNES WATER DEPARTMENT serves 18,701 people in VINCENNES, Indiana. It is a Local-owned system using Groundwater water sources with 8,450 service connections.

What type of violations does VINCENNES WATER DEPARTMENT have? ▼

VINCENNES WATER DEPARTMENT has 70 total violations: 0 health-based violations (MCL exceedances or treatment failures), 64 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.

Has PFAS been detected in VINCENNES WATER DEPARTMENT water? ▼

No. VINCENNES WATER DEPARTMENT was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.

What water source does VINCENNES WATER DEPARTMENT use? ▼

VINCENNES WATER DEPARTMENT 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.

Explore PlainWater

Water in Indiana

All systems in state

All States

Water quality by state

Contaminants

PFAS & other pollutants

Guides

Understanding water quality

Related Data for Indiana

Environmental Data → Natural Hazards → Air Quality → Healthcare Access → Climate Data →

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.

Browse all → | Rankings →

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