PlainWater

Community Water System · PWS MO6048201

Tall Oaks MHP

Leslie, Missouri 63056-2015 - drinking water served from groundwater sources to 120 people, tracked in EPA SDWIS and UCMR5.

120
People served
93
EPA violations
31
Health-based
Untested
UCMR5 result

The verdict

EPA records 93 drinking-water violations at Tall Oaks MHP, 33% of them health-based - above the Missouri per-system average.

93
Total EPA violations on record
33%
Health-based (MCL / treatment failure)
120
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Tall Oaks MHP

Tall Oaks MHP is a private-owned community water system that delivers drinking water to 120 residents in Leslie, Missouri (Franklin County) through 53 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 93 total violations for this system , of which 31 (33%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 35 monitoring and reporting violations are on file. The most recent violation on record dates to 2023.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 31 violations (MCL, 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 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%).

Tall Oaks MHP's 93 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
120
Total Violations
93
Health-Based Violations
31
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
53
County
Franklin
School/Daycare
No
MCL Violations
31
Monitoring Violations
35
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 31 2014
Coliform (TCR) MR 14 2015
Public Notice Other 3 2014
Consumer Confidence Rule Other 2 2023
Groundwater Rule Other 2 2022
1,2,4-Trichlorobenzene MR 1 2007
DICHLOROMETHANE MR 1 2007
Vinyl chloride MR 1 2007
1,1-Dichloroethylene MR 1 2007
trans-1,2-Dichloroethylene MR 1 2007
1,2-Dichloroethane MR 1 2007
Carbon tetrachloride MR 1 2007
1,2-Dichloropropane MR 1 2007
1,1,2-Trichloroethane MR 1 2007
Tetrachloroethylene MR 1 2007
CHLOROBENZENE MR 1 2007
Benzene MR 1 2007
Ethylbenzene MR 1 2007
Styrene MR 1 2007
1,1,1-Trichloroethane MR 1 2007
o-Dichlorobenzene MR 1 2007
Toluene MR 1 2007
p-Dichlorobenzene MR 1 2007
Trichloroethylene MR 1 2007
cis-1,2-Dichloroethylene MR 1 2007
Xylenes, Total MR 1 2007

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 Tall Oaks MHP.

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 MO6048201 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 Tall Oaks MHP 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
2023 Consumer Confidence Rule Other 2 SDWIS / MO6048201 / 7000
2022 Groundwater Rule Other 2 SDWIS / MO6048201 / 0700
2015 Coliform (TCR) MR 14 SDWIS / MO6048201 / 3100
2014 Coliform (TCR) MCL 31 SDWIS / MO6048201 / 3100
2014 Public Notice Other 3 SDWIS / MO6048201 / 7500
2007 1,2,4-Trichlorobenzene MR 1 SDWIS / MO6048201 / 2378
2007 DICHLOROMETHANE MR 1 SDWIS / MO6048201 / 2964
2007 Vinyl chloride MR 1 SDWIS / MO6048201 / 2976
2007 1,1-Dichloroethylene MR 1 SDWIS / MO6048201 / 2977
2007 trans-1,2-Dichloroethylene MR 1 SDWIS / MO6048201 / 2979
2007 1,2-Dichloroethane MR 1 SDWIS / MO6048201 / 2980
2007 Carbon tetrachloride MR 1 SDWIS / MO6048201 / 2982
2007 1,2-Dichloropropane MR 1 SDWIS / MO6048201 / 2983
2007 1,1,2-Trichloroethane MR 1 SDWIS / MO6048201 / 2985
2007 Tetrachloroethylene MR 1 SDWIS / MO6048201 / 2987

How Tall Oaks MHP Compares

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

Metric Tall Oaks MHP Missouri avg Federal benchmark
Total violations 93 71.4 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 31 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 120 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 Tall Oaks MHP water safe to drink?
Tall Oaks MHP (PWS ID: MO6048201) has 93 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 120 people using Groundwater sources.
How many people does Tall Oaks MHP serve?
Tall Oaks MHP serves 120 people in Leslie, Missouri. It is a Private-owned system using Groundwater water sources with 53 service connections.
What type of violations does Tall Oaks MHP have?
Tall Oaks MHP has 93 total violations: 31 health-based violations (MCL exceedances or treatment failures), 35 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Tall Oaks MHP water?
No PFAS testing data is available for Tall Oaks MHP under the EPA's UCMR5 monitoring program.
What water source does Tall Oaks MHP use?
Tall Oaks MHP 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. This data is provided for informational purposes only.
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.