Water System Report WI

Coachmans Terrace Mhp

EPA ID: WI2650150 · 125 people served · 1 ZIP code

In every reporting cycle over the past five years, Coachmans Terrace Mhp has come through without a single EPA violation — a consistent performance across the full service population of approximately 125 residents that reflects both well-maintained infrastructure and reliable operational oversight.

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

125
People Served
1
ZIP Code Served
0
Violations (5yr)
Groundwater
Water Source
0
Contaminants Flagged
$337K
Median Home Value in Service Area

Compliance Trajectory

Worsening · Risk tier: High · 95% chance of violation in next 12 months

Violations went from 3 (2024) to 3 (2025). The pattern suggests growing compliance challenges.

Service Area Map

Coverage area for Coachmans Terrace Mhp Source: EPA SDWIS service area boundaries.

Service area boundary

Service Area Demographics

$83,018
Median Household Income
18,440
Service Area Population
9%
Disadvantaged Population
40th
Poverty Percentile
40th
Energy Burden Percentile
60%
Pre-1986 Housing

The Coachmans Terrace Mhp serves a community with a median household income of $83,018 and an estimated 18,440 residents across its service area. Approximately 60% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.

💧 Where Does Your Water Come From?

Groundwater

Coachmans Terrace Mhp's water is pumped from underground aquifers. 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.

Moderate Risk
Source Contamination Risk
20th
Wastewater Discharge Proximity
60th
Superfund Site Proximity

About 1% of homes in Walworth County, Wisconsin rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.

Superfund Proximity Note: This service area ranks in the 60th percentile nationally for proximity to Superfund (NPL) sites. Groundwater sources near contaminated sites may face elevated risk from industrial chemicals.

Infrastructure Risk

52 yr
Avg Pipe Age
Copper
Pipe Material
18 yr
Est. Remaining Life
Stable
Decay Status
Installed 74% 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. 3 detections recorded. 1 exceeds federal EPA limits (4 ppt for PFOA/PFOS).

State limits: PFOA: 0.02 ppt, PFOS: 0.02 ppt
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 Wisconsin

Eagle Chateau Apts
125 people
0 violations
Prairie Apts 3 & 4
125 people
0 violations
0 violations
Maple Grove Mhp
125 people
0 violations
Maple Terrace Mhc
124 people
0 violations

Estimated Remediation Costs

Average estimated costs across ZIP codes served by this system

Radon Mitigation Flood Insurance PFAS Treatment
Radon Mitigation $1,200
Flood Insurance $1,200
PFAS Treatment $600
Total Estimated Cost $3,000

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 $3,000 (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

Coachmans Terrace Mhp (EPA ID: WI2650150) is a community water system in Wisconsin that serves approximately 125 people from groundwater sources.

This system serves ZIP code 53147 in Lake Geneva.

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

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 WI 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 the full compliance record for Coachmans Terrace Mhp (WI2650150) on EPA.gov.

Frequently Asked Questions

Is Coachmans Terrace Mhp water safe to drink?

Based on EPA records, Coachmans Terrace Mhp has no recorded violations in the past 5 years — a positive indicator of water quality management.

How many people does Coachmans Terrace Mhp serve?

Coachmans Terrace Mhp serves approximately 125 people across 1 ZIP code in Wisconsin.

Where does Coachmans Terrace Mhp get its water?

The primary water source is groundwater.

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
0
Unknown Material
60
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 2025-06-01 did not exceed the federal lead action level.
Population served: 125
Reported to Wisconsin

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?
Coachmans Terrace Mhp meets EPA standards, but a water filter can reduce trace contaminants below detectable levels for added peace of mind.
How many people does Coachmans Terrace Mhp serve?
Coachmans Terrace Mhp serves approximately 125 people with drinking water across 1 ZIP code.
What is Coachmans Terrace Mhp's water source?
Coachmans Terrace Mhp draws water from groundwater sources. Source type affects which contaminants are most likely to be present.
What is the demographic profile of Coachmans Terrace Mhp's service area?
The Coachmans Terrace Mhp service area has a median household income of $83,018. Demographic data is sourced from the U.S. Census Bureau and EPA EJScreen.
Where does Coachmans Terrace Mhp get its water?
Coachmans Terrace Mhp's water is pumped from underground aquifers. 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. Based on available data, the source contamination risk is moderate.
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