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Community Water System · PWS MO6048356

Pleasant Oak MHP

Wright City, Missouri 63390-0000 - drinking water served from groundwater sources to 150 people, tracked in EPA SDWIS and UCMR5.

150
People served
55
EPA violations
20
Health-based
Untested
UCMR5 result

The verdict

EPA records 55 drinking-water violations at Pleasant Oak MHP, 36% of them health-based - below the Missouri per-system average.

55
Total EPA violations on record
36%
Health-based (MCL / treatment failure)
150
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Pleasant Oak MHP

Pleasant Oak MHP is a private-owned community water system that delivers drinking water to 150 residents in Wright City, Missouri (Warren County) through 72 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 55 total violations for this system , of which 20 (36%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 19 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 Coliform (TCR), recorded in 15 violations (MR). 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%).

Pleasant Oak MHP's 55 violations sit below 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
150
Total Violations
55
Health-Based Violations
20
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
72
County
Warren
School/Daycare
No
MCL Violations
14
Monitoring Violations
19
Treatment Tech Violations
6

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 15 2010
Coliform (TCR) MCL 14 2014
Consumer Confidence Rule Other 8 2025
Groundwater Rule TT 6 2016
Public Notice Other 3 2017
Gross Alpha, Excl. Radon and U MR 2 1994
Radium-228 MR 1 2011
Radium-226 MR 1 2011

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 Pleasant Oak 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 MO6048356 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 Pleasant Oak 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
2025 Consumer Confidence Rule Other 8 SDWIS / MO6048356 / 7000
2017 Public Notice Other 3 SDWIS / MO6048356 / 7500
2016 Groundwater Rule TT 6 SDWIS / MO6048356 / 0700
2014 Coliform (TCR) MCL 14 SDWIS / MO6048356 / 3100
2011 Radium-228 MR 1 SDWIS / MO6048356 / 4030
2011 Radium-226 MR 1 SDWIS / MO6048356 / 4020
2010 Coliform (TCR) MR 15 SDWIS / MO6048356 / 3100
1994 Gross Alpha, Excl. Radon and U MR 2 SDWIS / MO6048356 / 4000

How Pleasant Oak MHP Compares

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

Metric Pleasant Oak MHP Missouri avg Federal benchmark
Total violations 55 71.4 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 20 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 150 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 Pleasant Oak MHP water safe to drink? ▼
Pleasant Oak MHP (PWS ID: MO6048356) has 55 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 150 people using Groundwater sources.
How many people does Pleasant Oak MHP serve? ▼
Pleasant Oak MHP serves 150 people in Wright City, Missouri. It is a Private-owned system using Groundwater water sources with 72 service connections.
What type of violations does Pleasant Oak MHP have? ▼
Pleasant Oak MHP has 55 total violations: 20 health-based violations (MCL exceedances or treatment failures), 19 monitoring/reporting violations, and 6 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Pleasant Oak MHP water? ▼
No PFAS testing data is available for Pleasant Oak MHP under the EPA's UCMR5 monitoring program.
What water source does Pleasant Oak MHP use? ▼
Pleasant Oak 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.

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.