Water System Report MO

Lewistown Public Water System

EPA ID: MO2010463 · 580 people served · 2 ZIP codes

Over five tracked years, Lewistown Public Water System has stayed completely violation-free for its 580 residents.

Data: EPA SDWIS Last verified: 2026-04-02

580
People Served
2
ZIP Codes Served
0
Violations (5yr)
Surface Water
Water Source
0
Contaminants Flagged
$134K
Median Home Value in Service Area

Service Area Map

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

Service area boundary

Service Area Demographics

$59,978
Median Household Income
1,698
Service Area Population
63%
Disadvantaged Population
70th
Poverty Percentile
85th
Energy Burden Percentile
64%
Pre-1986 Housing

The Lewistown Public Water System serves a community with a median household income of $59,978 and an estimated 1,698 residents across its service area. Approximately 64% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.

Environmental Justice Note: 63% of the population in this service area is classified as disadvantaged under EPA's EJScreen criteria. Communities with higher disadvantaged populations often face disproportionate environmental and health burdens, including aging water infrastructure and limited resources for remediation.

🌊 Where Does Your Water Come From?

Surface Water

Lewistown Public Water System's water is drawn from rivers, lakes, or reservoirs. Surface water sources are more exposed to agricultural runoff, stormwater, and upstream discharges, but they typically receive more intensive treatment before reaching your tap.

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

About 0% of homes in Lewis County, Missouri rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.

Infrastructure Risk

53 yr
Avg Pipe Age
Galvanized Steel or Copper
Pipe Material
15 yr
Est. Remaining Life
Stable
Decay Status
Installed 78% of expected lifespan used End of life

PFAS Detected in Service Area

PFAS ("forever chemicals") have been detected in water serving this system's area. 1 detection recorded.

Health concern: PFAS are linked to cancer, thyroid disease, immune suppression, and developmental effects. They do not break down naturally.
Recommended filter: Reverse osmosis (RO) or activated carbon filters certified for PFAS removal. Find the right filter →

Comparable Water Systems

Similar-sized systems in Missouri

B 2 violations
Lake Thunderhead
585 people
0 violations
0 violations
A 0 violations

Estimated Remediation Costs

Average estimated costs across ZIP codes served by this system

Flood Insurance Radon Mitigation PFAS Treatment
Flood Insurance $900
Radon Mitigation $400
PFAS Treatment $250
Total Estimated Cost $1,550

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

If water quality issues in this service area are not addressed, the estimated financial impact per household is:

PFAS Exposure — Lifetime Cost $1,000

Per person (emerging research est.)

Estimated Cumulative Cost Per Household

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

Compare: Estimated remediation cost is $1,550 (one-time) vs. $330 in estimated inaction costs over 10 years.

Estimates based on published EPA, CDC, and peer-reviewed research. Individual costs vary by household size, property, and health factors. These are conservative lower-bound estimates intended for awareness, not financial advice.

System Overview

Lewistown Public Water System (EPA ID: MO2010463) is a community water system in Missouri that serves approximately 580 people from surface water sources.

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

Violation History

No violations recorded — This water system has no recorded EPA violations in the past 5 years.

Lead & Copper

No Lead and Copper Rule sampling data available for this water system.

Need help with your water quality?

Typical cost: Water test: typically $20–$50 (DIY kit) · Professional inspection: $150–$400

Find the Right Water Filter

Free tip: Let cold water run for 2 minutes before drinking — this helps flush lead from your pipes.

ZIP Codes Served

Data Sources

This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Lewistown Public Water System (MO2010463) on EPA.gov.

Frequently Asked Questions

Is Lewistown Public Water System water safe to drink?

Based on EPA records, Lewistown Public Water System has no recorded violations in the past 5 years — a positive indicator of water quality management.

How many people does Lewistown Public Water System serve?

Lewistown Public Water System serves approximately 580 people across 2 ZIP codes in Missouri.

Where does Lewistown Public Water System get its water?

The primary water source is surface water.

Lead Service Line Inventory

Service line breakdown reported under the federal Lead and Copper Rule Improvements (LCRI) inventory requirement:

0
Confirmed Lead
0
Galvanized — Replacement Required
357
Unknown Material
0
Confirmed Non-Lead

This system reports zero confirmed lead service lines in its inventory. Unknown-material counts may still warrant verification.

Federal LCRI rule (effective October 2024) requires every public water system to inventory its service lines and complete lead-line replacement within 10 years.

Federal Regulatory Status · 2026Q1
LCRR inventory submission: Reported all required service line types
Latest tap sample on 2022-01-01 did not exceed the federal lead action level.
Population served: 580
Reported to Missouri

Source: EPA SDWIS Federal Service Line Inventory (Phase 2) · Submitted 2026

ZipCheckup is not affiliated with the utility or state agency. Inventory figures render verbatim from the public LCRI submission cited above; ZipCheckup does not perform inspections or replacements.

Learn about lead in drinking water →

Frequently Asked Questions

Should I use a water filter?
Lewistown Public Water System meets EPA standards, but a water filter can reduce trace contaminants below detectable levels for added peace of mind.
How many people does Lewistown Public Water System serve?
Lewistown Public Water System serves approximately 580 people with drinking water across 2 ZIP codes.
What is Lewistown Public Water System's water source?
Lewistown Public Water System draws water from surface water sources. Source type affects which contaminants are most likely to be present.
What is the demographic profile of Lewistown Public Water System's service area?
The Lewistown Public Water System service area has a median household income of $59,978. EPA EJScreen data classifies 63% of the population as disadvantaged, which may indicate greater vulnerability to environmental health risks.
Where does Lewistown Public Water System get its water?
Lewistown Public Water System's water is drawn from rivers, lakes, or reservoirs. Surface water sources are more exposed to agricultural runoff, stormwater, and upstream discharges, but they typically receive more intensive treatment before reaching your tap. Based on available data, the source contamination risk is moderate.
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