CITY REPORT MI 1 HEALTH VIOLATIONS

Plymouth, MI: 1 Health Violation - Home Safety 87/100

1 ZIP code · 5 water systems · Updated

ZipCheckup grade for Plymouth: A.

No federal data flags a major home-safety concern for this ZIP.

Compared to statewide averages in MI, Plymouth scores well - health violations are below the norm and systems generally operate within federal standards.

How Plymouth Compares

Plymouth87/100
Michigan avg85/100
National avg73/100

Data: EPA SDWIS

1
ZIP Codes
5
Water Systems
1
ZIPs with Violations
A · 87
Avg Safety Score
Zone 3
Radon Risk (Low)
$401K
Median Home Value
$1,800
Est. Remediation (0.4% of home value)

Key Facts for Plymouth Residents

  • Your city's water systems recorded 9 violations in the past 5 years.
  • Average lead level: 0.0009 mg/L.
  • Homes built before 1986: 68% - older plumbing may contain lead solder.
  • Estimated remediation: $1,800 per household.
  • CDC health risk index: 14.63 - above typical levels.

Plymouth's Water Providers

5 water systems are tracked federally in Plymouth, MI. The top 3 providers collectively serve most residential addresses, but because they operate independently, infrastructure maintenance standards and compliance histories differ from one service zone to another.

Overview

We track home safety data for 1 ZIP code in Plymouth, Michigan (population ~40,573), covering 5 community water systems serving approximately 174,505 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.

Home Safety Score

Average Home Safety Score for Plymouth: A (87/100)

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

Plymouth water systems draw from: Surface water.

Lead & Copper

  • Average lead level (90th percentile): 0.0009 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 3 (Low Risk)

Top Contaminants

Contaminant Category Violations ZIPs Affected
Stage 1 DBP Rule Treatment Technique 6 1
Total Trihalomethanes (TTHM) Disinfection Byproducts 4 1
Haloacetic Acids (HAA5) Disinfection Byproducts 4 1
Stage 2 DBP Rule Treatment Technique 2 1
Surface Water Treatment Rule Treatment Technique 2 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
48170 A 9 1 Plymouth Township

All ZIP Codes in Plymouth

  • 48170 [A] - 9 violations ⚠

Data Sources

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

Plymouth Community Health Snapshot

12.3%
Asthma (US: 9.8%)
14.3%
Diabetes (US: 10.4%)
19.7%
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 12.3% ↑
Diabetes 14.3% ↑
Mental Health 19.7% ↑

Vertical line = national average. Above national · Below national

What's in Plymouth's Water?

Stage 1 DBP Rule 6 violations
Treatment Technique
Disinfection byproduct exposure risk
Total Trihalomethanes (TTHM) 4 violations
Disinfection Byproducts · EPA limit: 0.08 mg/L
Increased cancer risk with long-term exposure
Haloacetic Acids (HAA5) 4 violations
Disinfection Byproducts · EPA limit: 0.06 mg/L
Increased cancer risk with long-term exposure

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

Plymouth Infrastructure Age

1975
Median Build Year
68%
Built Before 1986
25%
Built Before 1970
Copper
Likely Pipe Material

With 68% 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

What does a median build year of 1975 mean for water safety in Plymouth? It means the majority of the city's residential plumbing was installed before 1986, when lead solder was federally banned, and a large share may predate 1970, when lead pipes were commonly used - making plumbing age a central variable in household-level lead risk across much of the city.

1975
Median Year Built
68%
Pre-1986 (Lead Paint Risk)
25%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (25%) 1970–1986 (43%) Post-1986 (32%)

Over half of homes in Plymouth 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.

How Remediation Costs Compare in Plymouth

Setting Plymouth remediation figures against its property market, the resulting ratio sits comfortably in the low tier - a classification that reflects the kind of household financial position where most homeowners can identify documented issues, schedule the work, and absorb the cost without it registering as a significant budget disruption.

Median Home Value
$400,800
Est. Remediation
$1,800
Remediation as % of home value 0.4%

Remediation costs in Plymouth are relatively low compared to home values. The $1,200–$2,500 estimated range is a small fraction of median property value. Home values are 96% above the Michigan average.

Plymouth: Lead Risk & Vulnerable Populations

68%
Homes Built Before 1986
0.0009
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.

If 68% of the Plymouth inventory comes from before the federal ban on lead-bearing solder - and if utility samples sit at or near 0.015 mg/L - the gap between citywide averages and one specific faucet becomes a practical concern rather than a theoretical one. That is why one-home reads exist as a separate measurement. A certified filter through retailer networks addresses confirmed exposure where it appears in a household.

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

Plymouth: NFIP Claim Records and Water-Quality Context

31
Total FEMA Flood Claims
$38,402
Avg Reported Sum With Payment Data
100%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Plymouth contains 31 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $38,402. 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 <strong>$1,800</strong> 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.

Frequently Asked Questions

What does the Home Safety Score mean for Plymouth, MI?
Plymouth has an average Home Safety Score of 87/100 (Grade A) under model 4.0.0. The score combines EPA SDWIS identity plus accepted ECHO SDWA lifecycle-based water compliance, the PFAS MCL screen, EPA radon zone, and annual EPA AQI, and is published only when all required domains are observed. 9 EPA violations have been recorded. Check individual ZIP code reports for component details.
How many water violations does Plymouth have?
Plymouth water systems have a total of 9 EPA violations, including 1 health-based violation. Violations are tracked across 1 ZIP code.
Does Plymouth water have lead?
The average 90th-percentile lead level in Plymouth is 0.0009 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 does Plymouth compare to Michigan average?
Plymouth has an average Home Safety Score of 87/100, which is above the Michigan state average of 85/100 for the same model series.
How many water systems serve Plymouth?
Plymouth is served by 5 public water systems across 1 ZIP code, serving approximately 40,573 people.
How much does it cost to fix water issues in Plymouth?
Estimated remediation costs in Plymouth average $1,800 per household, ranging from $1,200 to $2,500. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
HomeCitiesMichigan → Plymouth, MI

How to cite this page

APA ZipCheckup. (2026). Plymouth, MI: 1 Health Violation - Home Safety 87/100. https://zipcheckup.com/cities/mi/plymouth/
BibTeX
@misc{zipcheckup-cities-mi-plymouth,
  author = {{ZipCheckup}},
  title  = {{Plymouth, MI: 1 Health Violation - Home Safety 87/100}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/mi/plymouth/}
}

Page version: August 2026.

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