Monitoring Violations WI

Centuria Waterworks

EPA ID: WI6490332 · 900 people served · 2 ZIP codes

Centuria Waterworks's current EPA file includes 1 unresolved violation — every outstanding finding is documented in federal records for this utility, which supplies water to approximately 900 residents across its service territory.

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

B · 72
Avg Safety Score
900
People Served
2
ZIP Codes Served
1
Violations (5yr)
Groundwater
Water Source
0.0028 mg/L
Max Lead Level
Zone 2
Radon Risk · Moderate
1
Contaminants Flagged
$221K
Median Home Value in Service Area

Service Area Map

Coverage area for Centuria Waterworks Source: EPA SDWIS service area boundaries.

Service area boundary — Grade B

Service Area Demographics

$71,453
Median Household Income
7,087
Service Area Population
10%
Disadvantaged Population
50th
Poverty Percentile
60th
Energy Burden Percentile
56%
Pre-1986 Housing

The Centuria Waterworks serves a community with a median household income of $71,453 and an estimated 7,087 residents across its service area. Approximately 56% 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

Centuria Waterworks'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
10th
Wastewater Discharge Proximity
30th
Superfund Site Proximity

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

Infrastructure Risk

47 yr
Avg Pipe Age
Copper
Pipe Material
23 yr
Est. Remaining Life
Stable
Decay Status
Installed 67% of expected lifespan used End of life

Detected Contaminants

How Centuria Waterworks compares to EPA limits

What This Means For You

Stage 2 DBP Rule at 1 mg/L exceeds the EPA maximum of mg/L.

Comparable Water Systems

Similar-sized systems in Wisconsin

C 2 violations
D 0 violations
Montreal Waterworks
887 people
B 3 violations
Milltown Waterworks
915 people
B 1 violation
Shiocton Utilities
921 people
B 0 violations

Estimated Remediation Costs

Average estimated costs across ZIP codes served by this system

Flood Insurance Radon Mitigation
Flood Insurance $600
Radon Mitigation $400
Total Estimated Cost $1,000

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:

Estimated Healthcare Costs $500

Annual per household (CDC est.)

Estimated Cumulative Cost Per Household

5 years
$2,500
10 years
$5,000
20 years
$10,000

Compare: Estimated remediation cost is $1,000 (one-time) vs. $5,000 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

CENTURIA WATERWORKS (EPA ID: WI6490332) is a community water system in Wisconsin that serves approximately 900 people from groundwater sources.

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

Average Home Safety Score: B (72/100)

Based on water quality violations, lead levels, and radon risk across all ZIP codes served by this system.

Violation History

1 monitoring/reporting violation recorded. These are procedural violations (missed tests or late reports), not necessarily water safety issues.

Recent Violations

Date Contaminant Type Status
July 2, 2025 Stage 2 DBP Rule Monitoring Unresolved

Contaminants Detected

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

Contaminant Category Violations Health-Based
Stage 2 DBP Rule Treatment Failure 1 No

Lead & Copper

EPA Lead and Copper Rule sampling data for ZIP codes served by this system:

ZIP Code Lead Level Exceeds Limit Sample Date
54824 0.0028 mg/L No N/A

Radon Risk in Service Area

Dominant radon zone for ZIP codes served by this system: Zone 2 (Moderate Risk)

The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.

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 Centuria Waterworks (WI6490332) on EPA.gov.

Frequently Asked Questions

Is Centuria Waterworks water safe to drink?

Centuria Waterworks has only monitoring/reporting violations, which are procedural in nature. The system meets federal health-based standards.

How many people does Centuria Waterworks serve?

Centuria Waterworks serves approximately 900 people across 2 ZIP codes in Wisconsin.

Where does Centuria Waterworks 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
313
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 2023-06-01 did not exceed the federal lead action level.
Population served: 900
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

Is water from Centuria Waterworks safe to drink?
Centuria Waterworks earns a B safety grade with 1 violation in the past 5 years. Tap water meets EPA standards for most contaminants.
What contaminants are in Centuria Waterworks's water?
Detected contaminants include Stage 2 DBP Rule. Each is compared against EPA maximum contaminant levels (MCLs) in the detailed breakdown above.
Should I use a water filter?
Given 1 contaminant above EPA limits, a certified water filter can provide an extra layer of protection. The best type depends on specific contaminants in your water.
How many people does Centuria Waterworks serve?
Centuria Waterworks serves approximately 900 people with drinking water across 2 ZIP codes.
What is Centuria Waterworks's water source?
Centuria Waterworks draws water from groundwater sources. Source type affects which contaminants are most likely to be present.
Is there lead in Centuria Waterworks's water?
The maximum detected lead level is 0.0028 mg/L. This is within EPA action level guidelines.
What is the demographic profile of Centuria Waterworks's service area?
The Centuria Waterworks service area has a median household income of $71,453. Demographic data is sourced from the U.S. Census Bureau and EPA EJScreen.
Where does Centuria Waterworks get its water?
Centuria Waterworks'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.

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 →

2

Check your specific ZIP code

Water quality can vary within a system. View nearest ZIP report →

3

Contact your utility

Centuria Waterworks (EPA ID: WI6490332) — request the latest Consumer Confidence Report or ask about specific contaminants.

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