CITY REPORT MN

Mayer, MN: 2 Violations - Home Safety Score unavailable

1 ZIP code · 3 water systems · Updated

Data: EPA SDWIS

1
ZIP Codes
3
Water Systems
1
ZIPs Linked to Systems with Violations
Zone 1
County Radon Potential (High)
$340K
Median Home Value

Mayer Water: The Quick Version

  • Your city's water systems recorded 2 violations since 2021.
  • Average of reported 90th-percentile lead results: 0.007 mg/L.
  • Homes built before 1986: 28% - older plumbing may contain lead solder.
  • Health risk index (ZipCheckup composite of CDC data): 10.56.

Water Systems Serving Mayer

Sorted by reported population served, the top 3 of 3 public water systems mapped to Mayer, MN appear below, each with its own federal compliance record.

  • Waconia
    Serves ~13,277 people
  • Watertown
    Serves ~4,550 people 1 violation
  • Mayer
    Serves ~1,900 people 1 violation

Overview

We track home safety data for 1 ZIP code in Mayer, Minnesota (population ~3,328), covering 3 community water systems serving approximately 19,727 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. The available record reports no health-based violations for this measured scope.

Water Sources

Mayer water systems draw from: Groundwater.

Lead & Copper

  • Average of reported 90th-percentile lead results: 0.0070 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

1 of 1 ZIP records with known zones is 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
Combined Radium (-226 and -228) Radionuclides 2 1
Lead and Copper Rule Treatment Technique 2 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
55360 — 2 0 Mayer

All ZIP Codes in Mayer

  • 55360 - 2 violations recorded for mapped water systems

Data Sources

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

CDC Health Data for Mayer

9.5%
Asthma (US: 9.8%)
8.5%
Diabetes (US: 10.4%)
13.5%
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 9.5% ↓
Diabetes 8.5% ↓
Mental Health 13.5% ↓

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

Key Contaminants Detected in Mayer

Combined Radium (-226 and -228) 2 violations
Radionuclides · EPA regulatory level for the contaminant named above: 5 pCi/L
Lead and Copper Rule 2 violations
Treatment Technique
Developmental delays in children, kidney damage

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

How Old Is Mayer's Housing Stock?

2006
Median Build Year
28%
Built Before 1986
22%
Built Before 1970
PEX or Copper
Likely Pipe Material

Housing age data helps assess potential lead pipe and infrastructure risks. Newer housing stock generally means lower plumbing-related contamination risk.

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

Housing Age Profile

Utilities keep service line inventories, which can show whether an address in Mayer has a lead line regardless of the 2006 median build year.

2006
Median Year Built
28%
Pre-1986 (lead solder era; lead paint banned 1978)
22%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (22%) 1970–1986 (6%) Post-1986 (72%)

Most homes in Mayer were built after 1986; lead exposure at a tap still depends on its service line and plumbing. Older homes should still be tested.

Source: U.S. Census Bureau ACS B25034.

Protecting Children from Lead in Mayer

28%
Homes Built Before 1986
0.007
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.

Several limits apply to the lead numbers for Mayer. The figure shown is an average of 90th-percentile results from ZIP codes in the city, and it is below 0.010 mg/L; the federal action level of 0.015 mg/L applies to each water system's own 90th percentile, not to an average like this one, and being below it does not make water free of lead. About 28% of local homes were built before 1986. A test at the home's own tap shows its level, and a filter certified to NSF/ANSI 53 for lead reduction is an option if a test finds lead.

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

Historical Flood-Claim Evidence for Mayer

4
Total FEMA Flood Claims
$2,814
Avg Reported Sum With Payment Data
100%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Mayer contains 4 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $2,814. 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.

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.

Frequently Asked Questions

How many violations are on record for water systems serving Mayer?
EPA records list 2 EPA violations for Mayer water systems. These water-system violations are shown for 1 mapped ZIP code.
Does Mayer water have lead?
The average of the reported 90th-percentile lead results across the ZIP codes of Mayer is 0.007 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 many water systems serve Mayer?
Our records map 3 water systems to 1 ZIP code in Mayer. The related population figure in our data is approximately 3,328 people; it is not a count of people served citywide.
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How to cite this page

APA ZipCheckup. (2026). Mayer, MN: 2 Violations - Home Safety Score unavailable. https://zipcheckup.com/cities/mn/mayer/
BibTeX
@misc{zipcheckup-cities-mn-mayer,
  author = {{ZipCheckup}},
  title  = {{Mayer, MN: 2 Violations - Home Safety Score unavailable}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/mn/mayer/}
}

Page version: October 2026.

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