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Community Water System · PWS MO4069041

Farmington Correctional Center

Farmington, Missouri 65640-0000 - drinking water served from groundwater sources to 3,500 people, tracked in EPA SDWIS and UCMR5.

3,500
People served
390
EPA violations
300
Health-based
No PFAS
UCMR5 result

The verdict

EPA records 390 drinking-water violations at Farmington Correctional Center, 77% of them health-based - above the Missouri per-system average.

390
Total EPA violations on record
77%
Health-based (MCL / treatment failure)
3,500
People served by this system
0
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Farmington Correctional Center

Farmington Correctional Center is a state-owned community water system that delivers drinking water to 3,500 residents in Farmington, Missouri (St. Francois County) through 250 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 390 total violations for this system , of which 300 (77%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 69 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.

The most frequently cited contaminant at this system is Combined Radium (-226 and -228), recorded in 162 violations (MCL, health-based). This system was sampled under EPA's UCMR5 PFAS monitoring program and no PFAS compounds were detected above the minimum reporting level.

Across Missouri, EPA tracks 2,823 public water systems serving 5,855,885 people, with 201,695 cumulative violations and 54,821 health-based violations on record. About 95% of systems in the state carry at least one violation, and state-wide the average per system is 71.4 violations. Statewide, 162 of 230 UCMR5-tested systems have reported PFAS detections (70.4%).

Farmington Correctional Center's 390 violations sit above the Missouri 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
3,500
Total Violations
390
Health-Based Violations
300
Water Source
Groundwater

System Details

System Type
Community
Owner Type
State
Connections
250
County
St. Francois
School/Daycare
No
MCL Violations
300
Monitoring Violations
69
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Combined Radium (-226 and -228) MCL 162 2013
Gross Alpha, Excl. Radon and U MCL 124 2010
Coliform (TCR) MR 26 2013
TTHM MCL 10 2024
Consumer Confidence Rule Other 6 2025
Coliform (TCR) MCL 4 2008
Public Notice Other 3 2025
Benzene MR 2 1994
1,1-Dichloroethylene MR 2 1994
p-Dichlorobenzene MR 2 1994
Trichloroethylene MR 2 1994
Vinyl chloride MR 2 1994
cis-1,2-Dichloroethylene MR 2 1994
DICHLOROMETHANE MR 2 1994
o-Dichlorobenzene MR 2 1994
Styrene MR 2 1994
Tetrachloroethylene MR 2 1994
Toluene MR 2 1994
Xylenes, Total MR 2 1994
CHLOROBENZENE MR 2 1994
trans-1,2-Dichloroethylene MR 2 1994
1,1,2-Trichloroethane MR 2 1994
1,1,1-Trichloroethane MR 2 1994
1,2,4-Trichlorobenzene MR 2 1994
1,2-Dichloropropane MR 2 1994
Ethylbenzene MR 2 1994
Carbon tetrachloride MR 2 1994
1,2-Dichloroethane MR 2 1994
Gross Alpha, Excl. Radon and U MR 1 1993

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 116 samples detected PFAS.

Contaminant Date Result MRL Status
PFHxA 4/3/2023 <3.00 ppt 3.00 ppt Not Detected
PFHpS 4/3/2023 <3.00 ppt 3.00 ppt Not Detected
PFPeS 4/3/2023 <4.00 ppt 4.00 ppt Not Detected
NFDHA 4/3/2023 <20.00 ppt 20.00 ppt Not Detected
PFEESA 4/3/2023 <3.00 ppt 3.00 ppt Not Detected
PFMBA 4/3/2023 <3.00 ppt 3.00 ppt Not Detected
PFPeA 4/3/2023 <3.00 ppt 3.00 ppt Not Detected
PFMPA 4/3/2023 <4.00 ppt 4.00 ppt Not Detected
8:2 FTS 4/3/2023 <5.00 ppt 5.00 ppt Not Detected
4:2 FTS 4/3/2023 <3.00 ppt 3.00 ppt Not Detected
6:2 FTS 4/3/2023 <5.00 ppt 5.00 ppt Not Detected
PFBA 4/3/2023 <5.00 ppt 5.00 ppt Not Detected
HFPO-DA 4/3/2023 <5.00 ppt 5.00 ppt Not Detected
NEtFOSAA 4/3/2023 <5.00 ppt 5.00 ppt Not Detected
11Cl-PF3OUdS 4/3/2023 <5.00 ppt 5.00 ppt Not Detected
PFTA 4/3/2023 <8.00 ppt 8.00 ppt Not Detected
PFDoA 4/3/2023 <3.00 ppt 3.00 ppt Not Detected
PFDA 4/3/2023 <3.00 ppt 3.00 ppt Not Detected
PFOA 4/3/2023 <4.00 ppt 4.00 ppt Not Detected
PFOS 4/3/2023 <4.00 ppt 4.00 ppt Not Detected
PFNA 4/3/2023 <4.00 ppt 4.00 ppt Not Detected
PFHxS 4/3/2023 <3.00 ppt 3.00 ppt Not Detected
PFHpA 4/3/2023 <3.00 ppt 3.00 ppt Not Detected
PFBS 4/3/2023 <3.00 ppt 3.00 ppt Not Detected
NMeFOSAA 4/3/2023 <6.00 ppt 6.00 ppt Not Detected
PFTrDA 4/3/2023 <7.00 ppt 7.00 ppt Not Detected
PFUnA 4/3/2023 <2.00 ppt 2.00 ppt Not Detected
ADONA 4/3/2023 <3.00 ppt 3.00 ppt Not Detected
9Cl-PF3ONS 4/3/2023 <2.00 ppt 2.00 ppt Not Detected
PFEESA 4/3/2023 <3.00 ppt 3.00 ppt Not Detected
HFPO-DA 4/3/2023 <5.00 ppt 5.00 ppt Not Detected
PFBA 4/3/2023 <5.00 ppt 5.00 ppt Not Detected
6:2 FTS 4/3/2023 <5.00 ppt 5.00 ppt Not Detected
4:2 FTS 4/3/2023 <3.00 ppt 3.00 ppt Not Detected
8:2 FTS 4/3/2023 <5.00 ppt 5.00 ppt Not Detected
PFMPA 4/3/2023 <4.00 ppt 4.00 ppt Not Detected
ADONA 4/3/2023 <3.00 ppt 3.00 ppt Not Detected
PFMBA 4/3/2023 <3.00 ppt 3.00 ppt Not Detected
PFPeS 4/3/2023 <4.00 ppt 4.00 ppt Not Detected
NFDHA 4/3/2023 <20.00 ppt 20.00 ppt Not Detected
PFHpS 4/3/2023 <3.00 ppt 3.00 ppt Not Detected
NMeFOSAA 4/3/2023 <6.00 ppt 6.00 ppt Not Detected
NEtFOSAA 4/3/2023 <5.00 ppt 5.00 ppt Not Detected
PFTrDA 4/3/2023 <7.00 ppt 7.00 ppt Not Detected
PFPeA 4/3/2023 <3.00 ppt 3.00 ppt Not Detected
PFHxS 4/3/2023 <3.00 ppt 3.00 ppt Not Detected
9Cl-PF3ONS 4/3/2023 <2.00 ppt 2.00 ppt Not Detected
PFBS 4/3/2023 <3.00 ppt 3.00 ppt Not Detected
PFHpA 4/3/2023 <3.00 ppt 3.00 ppt Not Detected
PFNA 4/3/2023 <4.00 ppt 4.00 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 Farmington Correctional Center.

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 MO4069041 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Missouri Drinking Water Authority

Missouri DNR, Public Drinking Water Branch is the primacy agency that licenses and inspects Farmington Correctional Center under EPA-delegated authority.

Open MO regulator portal

Source: Missouri DNR, Public 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
2025 Consumer Confidence Rule Other 6 SDWIS / MO4069041 / 7000
2025 Public Notice Other 3 SDWIS / MO4069041 / 7500
2024 TTHM MCL 10 SDWIS / MO4069041 / 2950
2013 Combined Radium (-226 and -228) MCL 162 SDWIS / MO4069041 / 4010
2013 Coliform (TCR) MR 26 SDWIS / MO4069041 / 3100
2010 Gross Alpha, Excl. Radon and U MCL 124 SDWIS / MO4069041 / 4000
2008 Coliform (TCR) MCL 4 SDWIS / MO4069041 / 3100
1994 Benzene MR 2 SDWIS / MO4069041 / 2990
1994 1,1-Dichloroethylene MR 2 SDWIS / MO4069041 / 2977
1994 p-Dichlorobenzene MR 2 SDWIS / MO4069041 / 2969
1994 Trichloroethylene MR 2 SDWIS / MO4069041 / 2984
1994 Vinyl chloride MR 2 SDWIS / MO4069041 / 2976
1994 cis-1,2-Dichloroethylene MR 2 SDWIS / MO4069041 / 2380
1994 DICHLOROMETHANE MR 2 SDWIS / MO4069041 / 2964
1994 o-Dichlorobenzene MR 2 SDWIS / MO4069041 / 2968

How Farmington Correctional Center Compares

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

Metric Farmington Correctional Center Missouri avg Federal benchmark
Total violations 390 71.4 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 300 19.4 Indicates a contaminant exceeded a federal MCL
PFAS detection None 70.4% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 3,500 2,074 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 2,823 regulated public water systems in Missouri.

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 Farmington Correctional Center water safe to drink? ▼
Farmington Correctional Center (PWS ID: MO4069041) has 390 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 3,500 people using Groundwater sources.
How many people does Farmington Correctional Center serve? ▼
Farmington Correctional Center serves 3,500 people in Farmington, Missouri. It is a State-owned system using Groundwater water sources with 250 service connections.
What type of violations does Farmington Correctional Center have? ▼
Farmington Correctional Center has 390 total violations: 300 health-based violations (MCL exceedances or treatment failures), 69 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Farmington Correctional Center water? ▼
No. Farmington Correctional Center was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.
What water source does Farmington Correctional Center use? ▼
Farmington Correctional Center 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.