Current Noncompliance MO

Pierce City Public Water System

EPA ID: MO5010641 ยท 1,200 people served ยท 2 ZIP codes

ZipCheckup's reading of EPA records for Pierce City Public Water System (MO5010641): 2 violations recorded with unresolved status in the SDWIS data used. Looking at the EPA enforcement file for Pierce City Public Water System, 2 violations are listed as unresolved as of its reporting date; the utility's service area includes approximately 1,200 people.

Data: EPA SDWIS

1,200
People Served
2
ZIP Codes Served
11
Violations (since 2021)
Groundwater
Water Source
Below the reporting limit
Most recent lead 90th percentile on record (monitoring period ending 2023-12-31)
Zone 2
County Radon Potential ยท Moderate
8
Contaminants Flagged
$161K
Median Home Value in ZIP Codes Served

Service Area Map

Coverage area for Pierce City Public Water System Source: EPA SDWIS service area boundaries.

Service area boundary

Demographics of ZIP Codes Served

$51,391
Median Household Income
15,783
Population of ZIP Codes Served (Census)
86%
Disadvantaged Population
80th
Poverty Percentile
75th
Energy Burden Percentile
63%
Pre-1986 Housing

The ZIP codes associated with Pierce City Public Water System have a median household income of $51,391 and about 15,783 residents live in those ZIP codes (Census; not the number of people this system supplies). Approximately 63% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.

Environmental Justice Note: On average, 86% of census tracts in the counties mapped to this service area are designated disadvantaged by the federal Climate and Economic Justice Screening Tool (CEJST, 2022 version). Communities with higher disadvantaged populations often face disproportionate environmental and health burdens, including aging water infrastructure and limited resources for remediation.

๐Ÿ’ง Where Does Your Water Come From?

Groundwater

Pierce City Public Water System's water is classified in EPA records as a groundwater source. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table.

Elevated Risk
Source Contamination Risk
30th
Wastewater Discharge Proximity
50th
Superfund Site Proximity

Infrastructure Risk

52 yr
Estimated pipe age (modeled from housing age)
Copper
Likely pipe material (modeled)
18 yr
Est. Remaining Life
Stable
Decay Status
Installed 74% of expected lifespan used (estimate) End of life

PFAS in ZIP Codes This System Serves

PFAS ("forever chemicals") have been reported in samples from water systems associated with the ZIP codes in this system's area. These results can come from other water systems serving the same ZIP codes; check the UCMR5 section for any results reported for this system. 1 detection recorded.

Health concern: Exposure to certain PFAS has been associated with some cancers and with immune and developmental effects; effects differ by compound. Many PFAS break down very slowly in the environment.
Recommended filter: An activated carbon filter certified under NSF/ANSI 53 or a reverse osmosis system certified under NSF/ANSI 58 for the PFAS listed in its certification. Find the right filter โ†’

Comparable Water Systems

Similar-sized systems in Missouri

3 violations
0 violations
10 violations
Platte County Pwsd 8
1,200 people
2 violations
2 violations

Estimated Remediation Costs

Average estimated costs across ZIP codes served by this system

PFAS Treatment
PFAS Treatment $500
Total Estimated Cost $500

Based on national averages for common remediation projects. Actual costs vary by property. Only issues flagged by EPA, FEMA, or state data for each ZIP code are included.

Cost of Inaction

Illustrative per-household cost scenario based on stated assumptions:

Estimated Healthcare Costs $1,000

Annual per household (ZipCheckup estimate)

PFAS Exposure - Lifetime Cost $1,000

Per person (emerging research est.)

Estimated Cumulative Cost Per Household

5 years
$5,165
10 years
$10,330
20 years
$20,660

Compare: Estimated remediation cost is $500 (one-time) vs. $10,330 in estimated inaction costs over 10 years.

Individual costs vary by household size, property, and health factors. These estimates are for awareness, not financial advice.

System Overview

Pierce City Public Water System (EPA ID: MO5010641) is a community water system in Missouri that serves approximately 1,200 people from groundwater sources.

This system provides water to 2 ZIP codes across 2 communities.

Violation History

2 current noncompliance records in the accepted 2026Q2 snapshot; none are classified as health-based in this evidence.

Status breakdown for accepted records with record years 2021-2026: 9 resolved, 0 archived, 0 addressed, and 2 unaddressed. Under this source contract, current noncompliance is the sum of addressed and unaddressed records. Archived and resolved records are excluded from current noncompliance.

Recent Violations

Date Contaminant Type Status
September 1, 2025 Revised Total Coliform Rule Non-health-based Resolved
July 2, 2025 LEAD AND COPPER RULE REVISIONS Non-health-based Unaddressed (current)
March 27, 2025 Public Notice Non-health-based Resolved
July 1, 2024 Consumer Confidence Rule Non-health-based Unaddressed (current)
February 1, 2024 Revised Total Coliform Rule Non-health-based Resolved
January 1, 2024 TTHM Non-health-based Resolved
January 1, 2024 Total Haloacetic Acids (HAA5) Non-health-based Resolved
December 30, 2023 Lead and Copper Rule Non-health-based Resolved
January 1, 2021 TTHM Non-health-based Resolved
January 1, 2021 Total Haloacetic Acids (HAA5) Non-health-based Resolved
January 1, 2021 Nitrate-Nitrite Non-health-based Resolved

Contaminants Detected

The following contaminants have been flagged in EPA records for this water system:

Contaminant Category Violations Health-Based
Total Haloacetic Acids (HAA5) Monitoring & Reporting 2 No
TTHM Monitoring & Reporting 2 No
Revised Total Coliform Rule Monitoring & Reporting 2 No
Nitrate-Nitrite Monitoring & Reporting 1 No
Public Notice Monitoring & Reporting 1 No
LEAD AND COPPER RULE REVISIONS Monitoring & Reporting 1 No
Consumer Confidence Rule Other (notice or report rule) 1 No
Public Notice Other (notice or report rule) 1 No

Lead & Copper

EPA Lead and Copper Rule evidence attributed directly to this water system:

Lead Level Exceeds Action Level Sample Date
Below the reporting limit No 2023-12-31

No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.

Radon Risk in Service Area

2 of 2 ZIP records with known zones are in EPA Radon Zone 2.

The EPA recommends testing all homes regardless of radon zone. County radon zones cannot replace an in-home radon test.

ZIP Codes Served

Coverage: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by MO or modeled from parcel and building-footprint data.

Data Sources

This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Pierce City Public Water System (MO5010641) on EPA.gov.

Frequently Asked Questions

Is Pierce City Public Water System water safe to drink?

The accepted 2026Q2 ECHO snapshot shows 2 current noncompliance records and zero current records classified as health-based. That classification is not a property-specific water test or safety guarantee.

How many people does Pierce City Public Water System serve?

Pierce City Public Water System serves approximately 1,200 people across 2 ZIP codes in Missouri.

Where does Pierce City Public Water System get its water?

The primary water source is groundwater.

Frequently Asked Questions

Should I use a water filter? ▼
Given 11 recorded violations, review the violation types and dates; a filter certified for a specific contaminant of concern can reduce that contaminant at the tap. Monitoring or reporting violations are not something a filter addresses.
How many people does Pierce City Public Water System serve? ▼
Pierce City Public Water System serves approximately 1,200 people with drinking water across 2 ZIP codes.
What is Pierce City Public Water System's water source? ▼
Pierce City Public Water System draws water from groundwater sources. Source type affects which contaminants are most likely to be present.
Is there lead in Pierce City Public Water System's water? ▼
The reported 90th-percentile lead result is below the laboratory reporting limit, not a measured zero; EPA's health goal for lead is zero. This is at or below the EPA lead action level, which triggers system action and is not a safe level; the EPA health goal for lead is zero.
What is the demographic profile of the ZIP codes associated with Pierce City Public Water System? ▼
The ZIP codes mapped to Pierce City Public Water System have a median household income of $51,391 (Census ZIP-code estimate). In CEJST data, 86% of census tracts in the counties mapped to this area are designated disadvantaged (average across mapped ZIP codes), which may indicate greater vulnerability to environmental health risks.
Where does Pierce City Public Water System get its water? ▼
Pierce City Public Water System's water is classified in EPA records as a groundwater source. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table. The available violation history and environmental indicators place this system in the elevated review category; they do not measure current source contamination.

How to cite this page

APA ZipCheckup. (n.d.). Pierce City Public Water System (MO): 11 EPA Violations. https://zipcheckup.com/water-system/mo5010641/
BibTeX
@misc{zipcheckup-water-system-mo5010641,
  author = {{ZipCheckup}},
  title  = {{Pierce City Public Water System (MO): 11 EPA Violations}},
  year   = {n.d.},
  url    = {https://zipcheckup.com/water-system/mo5010641/}
}

What You Can Do

1

Test your water

Home test kits can detect lead, bacteria, and other contaminants at your tap. Find the right filter โ†’

2

Check your specific ZIP code

Water quality can vary within a system. View nearest ZIP report โ†’

3

Contact your utility

Pierce City Public Water System (EPA ID: MO5010641) - request the latest Consumer Confidence Report or ask about specific contaminants.

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