CITY REPORT MI HEALTH VIOLATIONS: 2

Hemlock, MI: 7 Violations - Home Safety Score unavailable

1 ZIP code · 4 water systems · Updated

Data: EPA SDWIS

1
ZIP Codes
4
Water Systems
1
ZIPs Linked to Systems with Violations
Zone 3
County Radon Potential (Low)
$209K
Median Home Value
$300
Est. Remediation (0.1% of home value)

Key Facts for Hemlock Residents

  • Your city's water systems recorded 7 violations since 2021.
  • Average of reported 90th-percentile lead results: 0.006 mg/L.
  • Homes built before 1986: 69% - older plumbing may contain lead solder.
  • Estimated remediation: $300 per household.
  • Health risk index (ZipCheckup composite of CDC data): 14.76.

Hemlock's Water Providers

Service in Hemlock, MI can differ by address: 4 water systems are tied to the area in federal records, and the 3 largest are listed with their violation records.

Overview

We track home safety data for 1 ZIP code in Hemlock, Michigan (population ~5,813), covering 4 community water systems serving approximately 24,813 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. 2 health-based violations appear in the available health breakdown.

Water Sources

Hemlock water systems draw from: Groundwater, Surface water.

Lead & Copper

  • Average of reported 90th-percentile lead results: 0.0060 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 3.

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
Lead and Copper Rule Revisions Treatment Technique 4 1
Revised Total Coliform Rule Microbiological 4 1
Haloacetic Acids (HAA5) Disinfection Byproducts 2 1
Total Trihalomethanes (TTHM) Disinfection Byproducts 2 1
Consumer Confidence Rule Reporting 2 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
48626 — 7 2 Hemlock/richland Township

All ZIP Codes in Hemlock

  • 48626 - 7 violations ⚠

Data Sources

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

Hemlock Community Health Snapshot

12.2%
Asthma (US: 9.8%)
14.1%
Diabetes (US: 10.4%)
18.5%
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 12.2% ↑
Diabetes 14.1% ↑
Mental Health 18.5% ↑

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

What's in Hemlock's Water?

Lead and Copper Rule Revisions 4 violations
Treatment Technique
Revised Total Coliform Rule 4 violations
Microbiological
Indicates possible bacterial contamination
Haloacetic Acids (HAA5) 2 violations
Disinfection Byproducts · EPA regulatory level for the contaminant named above: 0.06 mg/L
Increased cancer risk with long-term exposure above the MCL

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

Hemlock Infrastructure Age

1976
Median Build Year
69%
Built Before 1986
40%
Built Before 1970
Copper
Likely Pipe Material

With 69% of homes built before 1986, lead solder in plumbing is a potential concern. Federal law banned lead solder in drinking-water plumbing in 1986, but many older homes retain original plumbing.

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

Housing Age Profile

Lead can reach tap water from service lines, solder and brass fittings inside a building, which is why housing age draws attention in Hemlock, where the median build year is 1976.

1976
Median Year Built
69%
Pre-1986 (lead solder era; lead paint banned 1978)
40%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (40%) 1970–1986 (29%) Post-1986 (31%)

Over half of homes in Hemlock were built before 1986, when federal law began restricting lead solder in drinking-water plumbing. Older plumbing may leach lead into drinking water, especially with corrosive water chemistry.

Source: U.S. Census Bureau ACS B25034.

How Remediation Costs Compare in Hemlock

Because the median home value in Hemlock is large relative to the estimated cost of remediation, the ratio between them stays at or below 1%; that is a statement about two area-level numbers, not a quote for a particular house or a judgment about what an owner can pay.

Median Home Value
$208,600
Est. Remediation
$300
Remediation as % of home value 0.1%

Estimated remediation costs in Hemlock can be compared with local home values. The $150–$600 estimated range can be set against the median property value; actual costs vary by home. Home values are 2% above the Michigan average.

Hemlock: Lead Risk & Vulnerable Populations

69%
Homes Built Before 1986
0.006
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.

Frequently Asked Questions

How many violations are on record for water systems serving Hemlock?
EPA records list 7 EPA violations, including 2 health-based violations for Hemlock water systems. These water-system violations are shown for 1 mapped ZIP code.
Does Hemlock water have lead?
The average of the reported 90th-percentile lead results across the ZIP codes of Hemlock is 0.006 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 Hemlock?
Our records map 4 water systems to 1 ZIP code in Hemlock. The related population figure in our data is approximately 5,813 people; it is not a count of people served citywide.
How much does it cost to fix water issues in Hemlock?
Estimated remediation cost per household in Hemlock: $300; modeled range $150 to $600. 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). Hemlock, MI: 7 Violations - Home Safety Score unavailable. https://zipcheckup.com/cities/mi/hemlock/
BibTeX
@misc{zipcheckup-cities-mi-hemlock,
  author = {{ZipCheckup}},
  title  = {{Hemlock, MI: 7 Violations - Home Safety Score unavailable}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/mi/hemlock/}
}

Page version: October 2026.

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