CITY REPORT WI

Beloit, WI: 1 Violation - Home Safety 66/100

2 ZIP codes · 2 water systems · Updated

ZipCheckup grade for Beloit: C.

A mixed picture - some signals here are worth your attention.

Within Beloit, the records summarized for WI produce a C grade - a middle reading that calls for checking the specific system at your address.

How Beloit Compares

Beloit66/100
Wisconsin avg70/100
National avg73/100

Data: EPA SDWIS

2
ZIP Codes
2
Water Systems
1
ZIPs Linked to Systems with Violations
C · 66
Avg Safety Score
Zone 1
County Radon Potential (High)
$160K
Median Home Value
$500
Est. Remediation (0.3% of home value)

What You Should Know About Beloit Water

  • Water systems mapped to your city have 1 violation on record since 2021.
  • Average of reported 90th-percentile lead results: 0.01 mg/L.
  • Estimated remediation: $500 per household.
  • Health risk index (ZipCheckup composite of CDC data): 13.43.

Who Supplies Your Water in Beloit

More than one public water system is linked to Beloit, WI: federal records tie 2 systems to the area, and the 2 with the largest reported service populations are shown below. Which of them supplies a particular address depends on where the property sits, and a water bill or the utility can confirm it.

Overview

We track home safety data for 2 ZIP codes in Beloit, Wisconsin (population ~48,305), covering 2 community water systems serving approximately 101,092 people region-wide. The EPA snapshots used for this build directly map water systems to 1 of 2 ZIP codes.

1 of 1 ZIP code with a reported violation count in the available EPA record (100%) have recorded EPA violations. The available record reports no health-based violations for this measured scope.

Home Safety Score

Average Home Safety Score for Beloit: C (66/100)

Model 4.0.0 uses four measured components across three equally weighted domains. If a required domain is unavailable, no score is published:

Factor What It Measures
Water Quality EPA violations and compliance history
PFAS MCL Screen UCMR 5 testing against the covered federal MCLs
Radon Risk EPA radon zone classification
Annual AQI EPA AirData county-year median with at least 90 observed days

Water Sources

Beloit water systems draw from: Groundwater.

Lead & Copper

  • Average of reported 90th-percentile lead results: 0.0100 mg/L (EPA action level: 0.015 mg/L)
  • 0 of 1 ZIP code with known status exceed the EPA lead action level

Radon Risk

2 of 2 ZIP records with known zones are in EPA Radon Zone 1.

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

Top Contaminants

Contaminant Category Violations ZIPs Affected
Consumer Confidence Rule Reporting 2 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
53511 C 1 0 City of Beloit

All ZIP Codes in Beloit

Data Sources

Reporting periods vary by source. Missing data is shown as unavailable, not as zero.

Health Outcomes in Beloit

11.2%
Asthma (US: 9.8%)
12.3%
Diabetes (US: 10.4%)
16%
Poor Mental Health (US: 14.8%)

Source: CDC PLACES (County-level estimates). County health indicators are shown for context only and are not linked to this area's water records.

Compared to National Average

Asthma 11.2% ↑
Diabetes 12.3% ↑
Mental Health 16% ↑

Vertical line = national average. ■ Above national · ■ Below national

Top Contaminants in Beloit Water

Consumer Confidence Rule 2 violations
Reporting

Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.

Cost Context: What Remediation Means for Beloit Homeowners

Estimated remediation for Beloit is a small fraction of median property value - one percent or less - though the ratio does not describe any single household.

Median Home Value
$160,000
Est. Remediation
$500
Remediation as % of home value 0.3%

Estimated remediation costs in Beloit can be compared with local home values. The $300–$800 estimated range can be set against the median property value; actual costs vary by home. Home values are 31% below the Wisconsin average.

Lead Exposure Risk for Children in Beloit

0.01
mg/L average of reported water-system 90th-percentile lead results (the 0.015 action level applies to each system's result, not to this average)

Why children are most at risk: The CDC states that no safe blood lead level in children has been identified. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.

If you have young children or are pregnant, consider testing your home's water - especially if your home was built before 1986.

Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.

Historical NFIP Claim Context in Beloit

77
Total FEMA Flood Claims
$8,756
Avg Reported Sum With Payment Data
100%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Beloit contains 77 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $8,756. Among ZIP codes with claim records, 100% have an A- or V-family dominant rated zone recorded in those historical claims. This is not a complete current FEMA property-map inventory.

How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure. The $500 remediation estimate shown here excludes flood insurance and is not derived from NFIP claim count.

Claim count does not establish current property risk. Check the exact address in FEMA's current map and obtain a property-specific insurance quote when relevant.

Source: historical FEMA National Flood Insurance Program (NFIP) claim records. No current FEMA property-map designation is asserted.

What You Can Do in Beloit

  1. Test your water at home. City-level data shows averages - your tap may differ. Check the certification, price and turnaround time of any water test kit or lab service.
  2. Install a certified water filter. For Consumer Confidence Rule, listed in the water-quality records for Beloit: if it is a rule or reporting requirement rather than a contaminant, ask your utility what the record involved; for bacteria, follow any boil-water notice from your utility; for a specific chemical contaminant, check whether a filter is certified to reduce it. Not every contaminant has a consumer filter certification.
  3. Check your home's plumbing. Homes built before 1986 may have lead solder in pipes. A licensed plumber can assess your risk.

Frequently Asked Questions

What does the Home Safety Score mean for Beloit, WI?
Beloit has an average Home Safety Score of 66/100 (Grade C) under ZipCheckup model 4.0.0, an area-level model that draws on EPA water compliance records, PFAS screening, EPA radon zones, and annual EPA air quality data; see the methodology page for how inputs and coverage are handled. 1 violation appears in EPA records for water systems mapped to these ZIP codes. Check individual ZIP code reports for component details.
How many violations are on record for water systems serving Beloit?
EPA records list 1 EPA violation for Beloit water systems. These water-system violations are shown for 2 mapped ZIP codes.
Does Beloit water have lead?
The average of the reported 90th-percentile lead results across the ZIP codes of Beloit is 0.01 mg/L. The EPA action level of 0.015 mg/L applies to each water system's own 90th percentile, not to this average. EPA's health goal for lead is zero. Lead levels can vary by home - testing is recommended especially in older properties.
How does Beloit compare to Wisconsin average?
Beloit has an average Home Safety Score of 66/100, which is below the Wisconsin state average of 70/100 for the same model series.
How many water systems serve Beloit?
Our records map 2 water systems to 2 ZIP codes in Beloit. The related population figure in our data is approximately 48,305 people; it is not a count of people served citywide.
How much does it cost to fix water issues in Beloit?
Estimated remediation cost per household in Beloit: $500; modeled range $300 to $800. Estimated costs may include filtration, pipe replacement, radon mitigation, or flood protection where applicable.
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How to cite this page

APA ZipCheckup. (2026). Beloit, WI: 1 Violation - Home Safety 66/100. https://zipcheckup.com/cities/wi/beloit/
BibTeX
@misc{zipcheckup-cities-wi-beloit,
  author = {{ZipCheckup}},
  title  = {{Beloit, WI: 1 Violation - Home Safety 66/100}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/wi/beloit/}
}

Page version: October 2026.

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