CITY REPORT WI 1 HEALTH VIOLATIONS

Rochester, WI: 5 Violations - Home Safety Score unavailable

1 ZIP code · 1 water system · Updated

Data: EPA SDWIS

1
ZIP Codes
1
Water Systems
1
ZIPs with Violations
Zone 2
Radon Risk (Moderate)
$326K
Median Home Value
$700
Est. Remediation (0.2% of home value)

What You Should Know About Rochester Water

  • Your city's water systems recorded 5 violations in the past 5 years.
  • Average lead level: 0.0034 mg/L.
  • Homes built before 1986: 81% - older plumbing may contain lead solder.
  • Estimated remediation: $700 per household.
  • CDC health risk index: 13.54 - above typical levels.

Who Supplies Your Water in Rochester

While 1 water system appear in federal records for Rochester, WI, one provider supplies the majority of residential connections - making it the central point of infrastructure and compliance accountability for most households.

Overview

We track home safety data for 1 ZIP code in Rochester, Wisconsin (population ~159), covering 1 community water system serving approximately 5,368 people region-wide. The EPA snapshots used for this build directly map water systems to 1 of 1 ZIP codes.

1 of 1 ZIP code with a reported violation count in the available EPA record (100%) have recorded EPA violations. 1 health-based violation appear in the available health breakdown.

Water Sources

Rochester water systems draw from: Groundwater.

Lead & Copper

  • Average lead level (90th percentile): 0.0034 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

Dominant radon zone: Zone 2 (Moderate Risk)

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

Top Contaminants

Contaminant Category Violations ZIPs Affected
Surface Water Treatment Rule Treatment Technique 4 1
Stage 1 DBP Rule Treatment Technique 2 1
Stage 2 DBP Rule Treatment Technique 2 1
Lead and Copper Rule Treatment Technique 2 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
53167 5 1 Waterford Waterworks

All ZIP Codes in Rochester

  • 53167 - 5 violations ⚠

Data Sources

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

Health Outcomes in Rochester

11.3%
Asthma (US: 9.8%)
12.5%
Diabetes (US: 10.4%)
15.3%
Poor Mental Health (US: 14.8%)

Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.

Compared to National Average

Asthma 11.3% ↑
Diabetes 12.5% ↑
Mental Health 15.3% ↑

Vertical line = national average. Above national · Below national

Top Contaminants in Rochester Water

Surface Water Treatment Rule 4 violations
Treatment Technique
Pathogens may not be adequately removed
Stage 1 DBP Rule 2 violations
Treatment Technique
Disinfection byproduct exposure risk
Stage 2 DBP Rule 2 violations
Treatment Technique
Disinfection byproduct exposure risk

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

Housing & Infrastructure in Rochester

1973
Median Build Year
81%
Built Before 1986
9%
Built Before 1970
Copper
Likely Pipe Material

With 81% of homes built before 1986, lead solder in plumbing is a potential concern. The EPA banned lead solder in 1986, but many older homes retain original plumbing.

Source: U.S. Census Bureau American Community Survey (ACS).

Housing Age Profile

Plumbing risk in older housing is defined by two eras: the pre-1970 period when lead pipes were commonly used for service lines, and the 1970-to-1986 period when lead solder remained standard in copper plumbing until the federal ban. Rochester's median build year of 1973 lands in a range where both eras are heavily represented in the housing stock. That creates an elevated aggregate environment for plumbing-related lead exposure - one that city-level water quality averages don't capture, because the risk sits inside individual properties rather than in the distribution system.

1973
Median Year Built
81%
Pre-1986 (Lead Paint Risk)
9%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (9%) 1970–1986 (72%) Post-1986 (19%)

Over half of homes in Rochester were built before 1986, when lead solder was banned. Older plumbing may leach lead into drinking water, especially with corrosive water chemistry.

Source: U.S. Census Bureau ACS B25034.

Cost Context: What Remediation Means for Rochester Homeowners

What does remediation cost in financial context for Rochester homeowners? Proportionally very little - the equity share here is low, and addressing documented issues is a manageable planning question rather than a material financial burden.

Median Home Value
$325,700
Est. Remediation
$700
Remediation as % of home value 0.2%

Remediation costs in Rochester are relatively low compared to home values. The $150–$1,400 estimated range is a small fraction of median property value. Home values are 41% above the Wisconsin average.

Lead Exposure Risk for Children in Rochester

81%
Homes Built Before 1986
0.0034
mg/L Avg Lead (Limit: 0.015)

Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.

81% - that captures the slice of Rochester housing dating from before the federal ban on solder containing lead. It pairs with aggregate utility readings that either approach or cross 0.015 mg/L, the benchmark set under the EPA Lead and Copper Rule. Together, the two figures shift one-home reads into a standard household-level confirmation, particularly for families with kids. A certified lead-removal filter is available through retailer-verified channels if a kit returns results that warrant additional measures.

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

Frequently Asked Questions

How many water violations does Rochester have?
Rochester water systems have a total of 5 EPA violations, including 1 health-based violation. Violations are tracked across 1 ZIP code.
Does Rochester water have lead?
The average 90th-percentile lead level in Rochester is 0.0034 mg/L. This is below the EPA action level of 0.015 mg/L. Lead levels can vary by home - testing is recommended especially in older properties.
How many water systems serve Rochester?
Rochester is served by 1 public water system across 1 ZIP code, serving approximately 159 people.
How much does it cost to fix water issues in Rochester?
Estimated remediation costs in Rochester average $700 per household, ranging from $150 to $1,400. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
HomeCitiesWisconsin → Rochester, WI

How to cite this page

APA ZipCheckup. (2026). Rochester, WI: 5 Violations - Home Safety Score unavailable. https://zipcheckup.com/cities/wi/rochester/
BibTeX
@misc{zipcheckup-cities-wi-rochester,
  author = {{ZipCheckup}},
  title  = {{Rochester, WI: 5 Violations - Home Safety Score unavailable}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/wi/rochester/}
}

Page version: August 2026.

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